suse-su-2022:4027-1
Vulnerability from csaf_suse
Published
2022-11-16 20:34
Modified
2022-11-16 20:34
Summary
Security update for the Linux Kernel (Live Patch 31 for SLE 15)

Notes

Title of the patch
Security update for the Linux Kernel (Live Patch 31 for SLE 15)
Description of the patch
This update for the Linux Kernel 4.12.14-150000_150_95 fixes several issues. The following security issues were fixed: - CVE-2020-36557: Fixed a race condition between the VT_DISALLOCATE ioctl and closing/opening of ttys that could have led to a use-after-free (bnc#1201429). - CVE-2020-36558: Fixed a race condition involving VT_RESIZEX which could lead to a NULL pointer dereference and general protection fault (bnc#1200910). - CVE-2021-33655: Fixed out of bounds write with ioctl FBIOPUT_VSCREENINFO (bnc#1201635). - CVE-2022-2588: Fixed use-after-free in cls_route (bsc#1202096). - CVE-2022-42703: Fixed use-after-free in mm/rmap.c related to leaf anon_vma double reuse (bnc#1204168).
Patchnames
SUSE-2022-4027,SUSE-SLE-Module-Live-Patching-15-2022-4027
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).


To clipboard 

{
  "document": {
    "aggregate_severity": {
      "namespace": "https://www.suse.com/support/security/rating/",
      "text": "important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright 2024 SUSE LLC. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "Security update for the Linux Kernel (Live Patch 31 for SLE 15)",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This update for the Linux Kernel 4.12.14-150000_150_95 fixes several issues.\n\nThe following security issues were fixed:\n\n- CVE-2020-36557: Fixed a race condition between the VT_DISALLOCATE ioctl and closing/opening of ttys that could have led to a use-after-free (bnc#1201429).\n- CVE-2020-36558: Fixed a race condition involving VT_RESIZEX which could lead to a NULL pointer dereference and general protection fault (bnc#1200910).\n- CVE-2021-33655: Fixed out of bounds write with ioctl FBIOPUT_VSCREENINFO (bnc#1201635).\n- CVE-2022-2588: Fixed use-after-free in cls_route (bsc#1202096).\n- CVE-2022-42703: Fixed use-after-free in mm/rmap.c related to leaf anon_vma double reuse (bnc#1204168).\n",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "SUSE-2022-4027,SUSE-SLE-Module-Live-Patching-15-2022-4027",
        "title": "Patchnames"
      },
      {
        "category": "legal_disclaimer",
        "text": "CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).",
        "title": "Terms of use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://www.suse.com/support/security/contact/",
      "name": "SUSE Product Security Team",
      "namespace": "https://www.suse.com/"
    },
    "references": [
      {
        "category": "external",
        "summary": "SUSE ratings",
        "url": "https://www.suse.com/support/security/rating/"
      },
      {
        "category": "self",
        "summary": "URL of this CSAF notice",
        "url": "https://ftp.suse.com/pub/projects/security/csaf/suse-su-2022_4027-1.json"
      },
      {
        "category": "self",
        "summary": "URL for SUSE-SU-2022:4027-1",
        "url": "https://www.suse.com/support/update/announcement/2022/suse-su-20224027-1/"
      },
      {
        "category": "self",
        "summary": "E-Mail link for SUSE-SU-2022:4027-1",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-November/012949.html"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1201742",
        "url": "https://bugzilla.suse.com/1201742"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1201752",
        "url": "https://bugzilla.suse.com/1201752"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1202087",
        "url": "https://bugzilla.suse.com/1202087"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1203613",
        "url": "https://bugzilla.suse.com/1203613"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1204170",
        "url": "https://bugzilla.suse.com/1204170"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2020-36557 page",
        "url": "https://www.suse.com/security/cve/CVE-2020-36557/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2020-36558 page",
        "url": "https://www.suse.com/security/cve/CVE-2020-36558/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2021-33655 page",
        "url": "https://www.suse.com/security/cve/CVE-2021-33655/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2022-2588 page",
        "url": "https://www.suse.com/security/cve/CVE-2022-2588/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2022-42703 page",
        "url": "https://www.suse.com/security/cve/CVE-2022-42703/"
      }
    ],
    "title": "Security update for the Linux Kernel (Live Patch 31 for SLE 15)",
    "tracking": {
      "current_release_date": "2022-11-16T20:34:42Z",
      "generator": {
        "date": "2022-11-16T20:34:42Z",
        "engine": {
          "name": "cve-database.git:bin/generate-csaf.pl",
          "version": "1"
        }
      },
      "id": "SUSE-SU-2022:4027-1",
      "initial_release_date": "2022-11-16T20:34:42Z",
      "revision_history": [
        {
          "date": "2022-11-16T20:34:42Z",
          "number": "1",
          "summary": "Current version"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le",
                "product": {
                  "name": "kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le",
                  "product_id": "kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le"
                }
              }
            ],
            "category": "architecture",
            "name": "ppc64le"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64",
                "product": {
                  "name": "kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64",
                  "product_id": "kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64"
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          },
          {
            "branches": [
              {
                "category": "product_name",
                "name": "SUSE Linux Enterprise Live Patching 15",
                "product": {
                  "name": "SUSE Linux Enterprise Live Patching 15",
                  "product_id": "SUSE Linux Enterprise Live Patching 15",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:suse:sle-module-live-patching:15"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "SUSE Linux Enterprise"
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le as component of SUSE Linux Enterprise Live Patching 15",
          "product_id": "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le"
        },
        "product_reference": "kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64 as component of SUSE Linux Enterprise Live Patching 15",
          "product_id": "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64"
        },
        "product_reference": "kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2020-36557",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2020-36557"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A race condition in the Linux kernel before 5.6.2 between the VT_DISALLOCATE ioctl and closing/opening of ttys could lead to a use-after-free.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le",
          "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2020-36557",
          "url": "https://www.suse.com/security/cve/CVE-2020-36557"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1201429 for CVE-2020-36557",
          "url": "https://bugzilla.suse.com/1201429"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1201742 for CVE-2020-36557",
          "url": "https://bugzilla.suse.com/1201742"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1202874 for CVE-2020-36557",
          "url": "https://bugzilla.suse.com/1202874"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1205313 for CVE-2020-36557",
          "url": "https://bugzilla.suse.com/1205313"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2022-11-16T20:34:42Z",
          "details": "important"
        }
      ],
      "title": "CVE-2020-36557"
    },
    {
      "cve": "CVE-2020-36558",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2020-36558"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A race condition in the Linux kernel before 5.5.7 involving VT_RESIZEX could lead to a NULL pointer dereference and general protection fault.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le",
          "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2020-36558",
          "url": "https://www.suse.com/security/cve/CVE-2020-36558"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1200910 for CVE-2020-36558",
          "url": "https://bugzilla.suse.com/1200910"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1201752 for CVE-2020-36558",
          "url": "https://bugzilla.suse.com/1201752"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1205313 for CVE-2020-36558",
          "url": "https://bugzilla.suse.com/1205313"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2022-11-16T20:34:42Z",
          "details": "important"
        }
      ],
      "title": "CVE-2020-36558"
    },
    {
      "cve": "CVE-2021-33655",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2021-33655"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "When sending malicous data to kernel by ioctl cmd FBIOPUT_VSCREENINFO,kernel will write memory out of bounds.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le",
          "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2021-33655",
          "url": "https://www.suse.com/security/cve/CVE-2021-33655"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1201635 for CVE-2021-33655",
          "url": "https://bugzilla.suse.com/1201635"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1202087 for CVE-2021-33655",
          "url": "https://bugzilla.suse.com/1202087"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1205313 for CVE-2021-33655",
          "url": "https://bugzilla.suse.com/1205313"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1212291 for CVE-2021-33655",
          "url": "https://bugzilla.suse.com/1212291"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2022-11-16T20:34:42Z",
          "details": "important"
        }
      ],
      "title": "CVE-2021-33655"
    },
    {
      "cve": "CVE-2022-2588",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2022-2588"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "It was discovered that the cls_route filter implementation in the Linux kernel would not remove an old filter from the hashtable before freeing it if its handle had the value 0.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le",
          "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2022-2588",
          "url": "https://www.suse.com/security/cve/CVE-2022-2588"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1202096 for CVE-2022-2588",
          "url": "https://bugzilla.suse.com/1202096"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1203613 for CVE-2022-2588",
          "url": "https://bugzilla.suse.com/1203613"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1204183 for CVE-2022-2588",
          "url": "https://bugzilla.suse.com/1204183"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1209225 for CVE-2022-2588",
          "url": "https://bugzilla.suse.com/1209225"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2022-11-16T20:34:42Z",
          "details": "important"
        }
      ],
      "title": "CVE-2022-2588"
    },
    {
      "cve": "CVE-2022-42703",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2022-42703"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "mm/rmap.c in the Linux kernel before 5.19.7 has a use-after-free related to leaf anon_vma double reuse.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le",
          "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2022-42703",
          "url": "https://www.suse.com/security/cve/CVE-2022-42703"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1202096 for CVE-2022-42703",
          "url": "https://bugzilla.suse.com/1202096"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1204168 for CVE-2022-42703",
          "url": "https://bugzilla.suse.com/1204168"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1204170 for CVE-2022-42703",
          "url": "https://bugzilla.suse.com/1204170"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1206463 for CVE-2022-42703",
          "url": "https://bugzilla.suse.com/1206463"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1208044 for CVE-2022-42703",
          "url": "https://bugzilla.suse.com/1208044"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1209225 for CVE-2022-42703",
          "url": "https://bugzilla.suse.com/1209225"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150000_150_95-default-4-150000.2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2022-11-16T20:34:42Z",
          "details": "important"
        }
      ],
      "title": "CVE-2022-42703"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.