suse-su-2023:3621-1
Vulnerability from csaf_suse
Published
2023-09-15 11:04
Modified
2023-09-15 11:04
Summary
Security update for the Linux Kernel (Live Patch 37 for SLE 15 SP2)

Notes

Title of the patch
Security update for the Linux Kernel (Live Patch 37 for SLE 15 SP2)
Description of the patch
This update for the Linux Kernel 5.3.18-150200_24_154 fixes several issues. The following security issues were fixed: - CVE-2023-3567: Fixed a use-after-free in vcs_read in drivers/tty/vt/vc_screen.c (bsc#1213244). - CVE-2023-35001: Fixed an out-of-bounds memory access flaw in nft_byteorder that could allow a local attacker to escalate their privilege (bsc#1213063). - CVE-2023-1077: Fixed a type confusion in pick_next_rt_entity(), that could cause memory corruption (bsc#1208839). - CVE-2023-3090: Fixed a heap out-of-bounds write in the ipvlan network driver (bsc#1212849).
Patchnames
SUSE-2023-3621,SUSE-SLE-Module-Live-Patching-15-SP2-2023-3621
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 

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    "category": "csaf_security_advisory",
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    "distribution": {
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        "title": "Description of the patch"
      },
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        "title": "Patchnames"
      },
      {
        "category": "legal_disclaimer",
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        "url": "https://www.suse.com/security/cve/CVE-2023-3567/"
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    ],
    "title": "Security update for the Linux Kernel (Live Patch 37 for SLE 15 SP2)",
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  "vulnerabilities": [
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          "text": "https://www.suse.com/security/cve/CVE-2023-1077"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, pick_next_rt_entity() may return a type confused entry, not detected by the BUG_ON condition, as the confused entry will not be NULL, but list_head.The buggy error condition would lead to a type confused entry with the list head,which would then be used as a type confused sched_rt_entity,causing memory corruption.",
          "title": "CVE description"
        }
      ],
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          "summary": "CVE-2023-1077",
          "url": "https://www.suse.com/security/cve/CVE-2023-1077"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1208600 for CVE-2023-1077",
          "url": "https://bugzilla.suse.com/1208600"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1208839 for CVE-2023-1077",
          "url": "https://bugzilla.suse.com/1208839"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1213841 for CVE-2023-1077",
          "url": "https://bugzilla.suse.com/1213841"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1213842 for CVE-2023-1077",
          "url": "https://bugzilla.suse.com/1213842"
        }
      ],
      "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 SP2:kernel-livepatch-5_3_18-150200_24_154-default-3-150200.2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-150200_24_154-default-3-150200.2.1.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-150200_24_154-default-3-150200.2.1.x86_64"
          ]
        }
      ],
      "scores": [
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            "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"
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          "products": [
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            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-150200_24_154-default-3-150200.2.1.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-150200_24_154-default-3-150200.2.1.x86_64"
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          "date": "2023-09-15T11:04:30Z",
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          "text": "https://www.suse.com/security/cve/CVE-2023-3090"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A heap out-of-bounds write vulnerability in the Linux Kernel ipvlan network driver can be exploited to achieve local privilege escalation.\n\nThe out-of-bounds write is caused by missing skb-\u003ecb  initialization in the ipvlan network driver. The vulnerability is reachable if  CONFIG_IPVLAN is enabled.\n\n\nWe recommend upgrading past commit 90cbed5247439a966b645b34eb0a2e037836ea8e.",
          "title": "CVE description"
        }
      ],
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          "summary": "CVE-2023-3090",
          "url": "https://www.suse.com/security/cve/CVE-2023-3090"
        },
        {
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          "summary": "SUSE Bug 1212842 for CVE-2023-3090",
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        },
        {
          "category": "external",
          "summary": "SUSE Bug 1212849 for CVE-2023-3090",
          "url": "https://bugzilla.suse.com/1212849"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1214128 for CVE-2023-3090",
          "url": "https://bugzilla.suse.com/1214128"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1219701 for CVE-2023-3090",
          "url": "https://bugzilla.suse.com/1219701"
        }
      ],
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            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-150200_24_154-default-3-150200.2.1.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-150200_24_154-default-3-150200.2.1.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"
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      "title": "CVE-2023-3090"
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          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2023-35001"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "Linux Kernel nftables Out-Of-Bounds Read/Write Vulnerability; nft_byteorder poorly handled vm register contents when CAP_NET_ADMIN is in any user or network namespace",
          "title": "CVE description"
        }
      ],
      "product_status": {
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        {
          "category": "external",
          "summary": "CVE-2023-35001",
          "url": "https://www.suse.com/security/cve/CVE-2023-35001"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1213059 for CVE-2023-35001",
          "url": "https://bugzilla.suse.com/1213059"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1213063 for CVE-2023-35001",
          "url": "https://bugzilla.suse.com/1213063"
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          "category": "external",
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          "url": "https://bugzilla.suse.com/1217531"
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      ],
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          "product_ids": [
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            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-150200_24_154-default-3-150200.2.1.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-150200_24_154-default-3-150200.2.1.x86_64"
          ]
        }
      ],
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        {
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            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-150200_24_154-default-3-150200.2.1.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-150200_24_154-default-3-150200.2.1.x86_64"
          ]
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          "category": "impact",
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          "details": "important"
        }
      ],
      "title": "CVE-2023-35001"
    },
    {
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      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2023-3567"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. This issue may allow an attacker with local user access to cause a system crash or leak internal kernel information.",
          "title": "CVE description"
        }
      ],
      "product_status": {
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          "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-150200_24_154-default-3-150200.2.1.s390x",
          "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-150200_24_154-default-3-150200.2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2023-3567",
          "url": "https://www.suse.com/security/cve/CVE-2023-3567"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1213167 for CVE-2023-3567",
          "url": "https://bugzilla.suse.com/1213167"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1213244 for CVE-2023-3567",
          "url": "https://bugzilla.suse.com/1213244"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1213842 for CVE-2023-3567",
          "url": "https://bugzilla.suse.com/1213842"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1215674 for CVE-2023-3567",
          "url": "https://bugzilla.suse.com/1215674"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1217444 for CVE-2023-3567",
          "url": "https://bugzilla.suse.com/1217444"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1217531 for CVE-2023-3567",
          "url": "https://bugzilla.suse.com/1217531"
        }
      ],
      "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 SP2:kernel-livepatch-5_3_18-150200_24_154-default-3-150200.2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-150200_24_154-default-3-150200.2.1.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-150200_24_154-default-3-150200.2.1.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 SP2:kernel-livepatch-5_3_18-150200_24_154-default-3-150200.2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-150200_24_154-default-3-150200.2.1.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-150200_24_154-default-3-150200.2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2023-09-15T11:04:30Z",
          "details": "important"
        }
      ],
      "title": "CVE-2023-3567"
    }
  ]
}


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