suse-su-2025:02402-1
Vulnerability from csaf_suse
Published
2025-07-21 07:06
Modified
2025-07-21 07:06
Summary
Security update for the Linux Kernel (Live Patch 64 for SLE 12 SP5)

Notes

Title of the patch
Security update for the Linux Kernel (Live Patch 64 for SLE 12 SP5)
Description of the patch
This update for the Linux Kernel 4.12.14-122_244 fixes several issues. The following security issues were fixed: - CVE-2022-49465: blk-throttle: Set BIO_THROTTLED when bio has been throttled (bsc#1238920). - CVE-2025-21772: partitions: mac: fix handling of bogus partition table (bsc#1238912).
Patchnames
SUSE-2025-2402,SUSE-SLE-Live-Patching-12-SP5-2025-2402
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 64 for SLE 12 SP5)",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This update for the Linux Kernel 4.12.14-122_244 fixes several issues.\n\nThe following security issues were fixed:\n\n- CVE-2022-49465: blk-throttle: Set BIO_THROTTLED when bio has been throttled (bsc#1238920).\n- CVE-2025-21772: partitions: mac: fix handling of bogus partition table (bsc#1238912).\n",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "SUSE-2025-2402,SUSE-SLE-Live-Patching-12-SP5-2025-2402",
        "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-2025_02402-1.json"
      },
      {
        "category": "self",
        "summary": "URL for SUSE-SU-2025:02402-1",
        "url": "https://www.suse.com/support/update/announcement/2025/suse-su-202502402-1/"
      },
      {
        "category": "self",
        "summary": "E-Mail link for SUSE-SU-2025:02402-1",
        "url": "https://lists.suse.com/pipermail/sle-updates/2025-July/040800.html"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1238912",
        "url": "https://bugzilla.suse.com/1238912"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1238920",
        "url": "https://bugzilla.suse.com/1238920"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2022-49465 page",
        "url": "https://www.suse.com/security/cve/CVE-2022-49465/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2025-21772 page",
        "url": "https://www.suse.com/security/cve/CVE-2025-21772/"
      }
    ],
    "title": "Security update for the Linux Kernel (Live Patch 64 for SLE 12 SP5)",
    "tracking": {
      "current_release_date": "2025-07-21T07:06:57Z",
      "generator": {
        "date": "2025-07-21T07:06:57Z",
        "engine": {
          "name": "cve-database.git:bin/generate-csaf.pl",
          "version": "1"
        }
      },
      "id": "SUSE-SU-2025:02402-1",
      "initial_release_date": "2025-07-21T07:06:57Z",
      "revision_history": [
        {
          "date": "2025-07-21T07:06:57Z",
          "number": "1",
          "summary": "Current version"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "kgraft-patch-4_12_14-122_244-default-6-2.1.ppc64le",
                "product": {
                  "name": "kgraft-patch-4_12_14-122_244-default-6-2.1.ppc64le",
                  "product_id": "kgraft-patch-4_12_14-122_244-default-6-2.1.ppc64le"
                }
              }
            ],
            "category": "architecture",
            "name": "ppc64le"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "kgraft-patch-4_12_14-122_244-default-6-2.1.s390x",
                "product": {
                  "name": "kgraft-patch-4_12_14-122_244-default-6-2.1.s390x",
                  "product_id": "kgraft-patch-4_12_14-122_244-default-6-2.1.s390x"
                }
              }
            ],
            "category": "architecture",
            "name": "s390x"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "kgraft-patch-4_12_14-122_244-default-6-2.1.x86_64",
                "product": {
                  "name": "kgraft-patch-4_12_14-122_244-default-6-2.1.x86_64",
                  "product_id": "kgraft-patch-4_12_14-122_244-default-6-2.1.x86_64"
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          },
          {
            "branches": [
              {
                "category": "product_name",
                "name": "SUSE Linux Enterprise Live Patching 12 SP5",
                "product": {
                  "name": "SUSE Linux Enterprise Live Patching 12 SP5",
                  "product_id": "SUSE Linux Enterprise Live Patching 12 SP5",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:suse:sle-live-patching:12:sp5"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "SUSE Linux Enterprise"
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "kgraft-patch-4_12_14-122_244-default-6-2.1.ppc64le as component of SUSE Linux Enterprise Live Patching 12 SP5",
          "product_id": "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.ppc64le"
        },
        "product_reference": "kgraft-patch-4_12_14-122_244-default-6-2.1.ppc64le",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 12 SP5"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "kgraft-patch-4_12_14-122_244-default-6-2.1.s390x as component of SUSE Linux Enterprise Live Patching 12 SP5",
          "product_id": "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.s390x"
        },
        "product_reference": "kgraft-patch-4_12_14-122_244-default-6-2.1.s390x",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 12 SP5"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "kgraft-patch-4_12_14-122_244-default-6-2.1.x86_64 as component of SUSE Linux Enterprise Live Patching 12 SP5",
          "product_id": "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.x86_64"
        },
        "product_reference": "kgraft-patch-4_12_14-122_244-default-6-2.1.x86_64",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 12 SP5"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2022-49465",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2022-49465"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nblk-throttle: Set BIO_THROTTLED when bio has been throttled\n\n1.In current process, all bio will set the BIO_THROTTLED flag\nafter __blk_throtl_bio().\n\n2.If bio needs to be throttled, it will start the timer and\nstop submit bio directly. Bio will submit in\nblk_throtl_dispatch_work_fn() when the timer expires.But in\nthe current process, if bio is throttled. The BIO_THROTTLED\nwill be set to bio after timer start. If the bio has been\ncompleted, it may cause use-after-free blow.\n\nBUG: KASAN: use-after-free in blk_throtl_bio+0x12f0/0x2c70\nRead of size 2 at addr ffff88801b8902d4 by task fio/26380\n\n dump_stack+0x9b/0xce\n print_address_description.constprop.6+0x3e/0x60\n kasan_report.cold.9+0x22/0x3a\n blk_throtl_bio+0x12f0/0x2c70\n submit_bio_checks+0x701/0x1550\n submit_bio_noacct+0x83/0xc80\n submit_bio+0xa7/0x330\n mpage_readahead+0x380/0x500\n read_pages+0x1c1/0xbf0\n page_cache_ra_unbounded+0x471/0x6f0\n do_page_cache_ra+0xda/0x110\n ondemand_readahead+0x442/0xae0\n page_cache_async_ra+0x210/0x300\n generic_file_buffered_read+0x4d9/0x2130\n generic_file_read_iter+0x315/0x490\n blkdev_read_iter+0x113/0x1b0\n aio_read+0x2ad/0x450\n io_submit_one+0xc8e/0x1d60\n __se_sys_io_submit+0x125/0x350\n do_syscall_64+0x2d/0x40\n entry_SYSCALL_64_after_hwframe+0x44/0xa9\n\nAllocated by task 26380:\n kasan_save_stack+0x19/0x40\n __kasan_kmalloc.constprop.2+0xc1/0xd0\n kmem_cache_alloc+0x146/0x440\n mempool_alloc+0x125/0x2f0\n bio_alloc_bioset+0x353/0x590\n mpage_alloc+0x3b/0x240\n do_mpage_readpage+0xddf/0x1ef0\n mpage_readahead+0x264/0x500\n read_pages+0x1c1/0xbf0\n page_cache_ra_unbounded+0x471/0x6f0\n do_page_cache_ra+0xda/0x110\n ondemand_readahead+0x442/0xae0\n page_cache_async_ra+0x210/0x300\n generic_file_buffered_read+0x4d9/0x2130\n generic_file_read_iter+0x315/0x490\n blkdev_read_iter+0x113/0x1b0\n aio_read+0x2ad/0x450\n io_submit_one+0xc8e/0x1d60\n __se_sys_io_submit+0x125/0x350\n do_syscall_64+0x2d/0x40\n entry_SYSCALL_64_after_hwframe+0x44/0xa9\n\nFreed by task 0:\n kasan_save_stack+0x19/0x40\n kasan_set_track+0x1c/0x30\n kasan_set_free_info+0x1b/0x30\n __kasan_slab_free+0x111/0x160\n kmem_cache_free+0x94/0x460\n mempool_free+0xd6/0x320\n bio_free+0xe0/0x130\n bio_put+0xab/0xe0\n bio_endio+0x3a6/0x5d0\n blk_update_request+0x590/0x1370\n scsi_end_request+0x7d/0x400\n scsi_io_completion+0x1aa/0xe50\n scsi_softirq_done+0x11b/0x240\n blk_mq_complete_request+0xd4/0x120\n scsi_mq_done+0xf0/0x200\n virtscsi_vq_done+0xbc/0x150\n vring_interrupt+0x179/0x390\n __handle_irq_event_percpu+0xf7/0x490\n handle_irq_event_percpu+0x7b/0x160\n handle_irq_event+0xcc/0x170\n handle_edge_irq+0x215/0xb20\n common_interrupt+0x60/0x120\n asm_common_interrupt+0x1e/0x40\n\nFix this by move BIO_THROTTLED set into the queue_lock.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.ppc64le",
          "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.s390x",
          "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2022-49465",
          "url": "https://www.suse.com/security/cve/CVE-2022-49465"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1238919 for CVE-2022-49465",
          "url": "https://bugzilla.suse.com/1238919"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1238920 for CVE-2022-49465",
          "url": "https://bugzilla.suse.com/1238920"
        }
      ],
      "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 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.s390x",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.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 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.s390x",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2025-07-21T07:06:57Z",
          "details": "important"
        }
      ],
      "title": "CVE-2022-49465"
    },
    {
      "cve": "CVE-2025-21772",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2025-21772"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\npartitions: mac: fix handling of bogus partition table\n\nFix several issues in partition probing:\n\n - The bailout for a bad partoffset must use put_dev_sector(), since the\n   preceding read_part_sector() succeeded.\n - If the partition table claims a silly sector size like 0xfff bytes\n   (which results in partition table entries straddling sector boundaries),\n   bail out instead of accessing out-of-bounds memory.\n - We must not assume that the partition table contains proper NUL\n   termination - use strnlen() and strncmp() instead of strlen() and\n   strcmp().",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.ppc64le",
          "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.s390x",
          "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2025-21772",
          "url": "https://www.suse.com/security/cve/CVE-2025-21772"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1238911 for CVE-2025-21772",
          "url": "https://bugzilla.suse.com/1238911"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1238912 for CVE-2025-21772",
          "url": "https://bugzilla.suse.com/1238912"
        }
      ],
      "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 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.s390x",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.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 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.s390x",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_244-default-6-2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2025-07-21T07:06:57Z",
          "details": "important"
        }
      ],
      "title": "CVE-2025-21772"
    }
  ]
}


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.