suse-su-2025:02821-1
Vulnerability from csaf_suse
Published
2025-08-16 06:04
Modified
2025-08-16 06:04
Summary
Security update for the Linux Kernel RT (Live Patch 0 for SLE 15 SP6)

Notes

Title of the patch
Security update for the Linux Kernel RT (Live Patch 0 for SLE 15 SP6)
Description of the patch
This update for the Linux Kernel 6.4.0-150600_8 fixes several issues. The following security issues were fixed: - CVE-2025-38494: HID: core: do not bypass hid_hw_raw_request (bsc#1247350). - CVE-2025-38495: HID: core: ensure the allocated report buffer can contain the reserved report ID (bsc#1247351). - CVE-2024-36972: af_unix: update unix_sk(sk)->oob_skb under sk_receive_queue lock (bsc#1245989). - CVE-2025-38079: crypto: algif_hash - fix double free in hash_accept (bsc#1245218). - CVE-2025-38083: net_sched: prio: fix a race in prio_tune() (bsc#1245350). - CVE-2024-36978: net: sched: sch_multiq: fix possible OOB write in multiq_tune() (bsc#1244631).
Patchnames
SUSE-2025-2821,SUSE-SLE-Module-Live-Patching-15-SP6-2025-2821
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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      "text": "important"
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    "category": "csaf_security_advisory",
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    "distribution": {
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        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This update for the Linux Kernel 6.4.0-150600_8 fixes several issues.\n\nThe following security issues were fixed:\n\n- CVE-2025-38494: HID: core: do not bypass hid_hw_raw_request (bsc#1247350).\n- CVE-2025-38495: HID: core: ensure the allocated report buffer can contain the reserved report ID (bsc#1247351).\n- CVE-2024-36972: af_unix: update unix_sk(sk)-\u0026gt;oob_skb under sk_receive_queue lock (bsc#1245989).\n- CVE-2025-38079: crypto: algif_hash - fix double free in hash_accept (bsc#1245218).\n- CVE-2025-38083: net_sched: prio: fix a race in prio_tune() (bsc#1245350).\n- CVE-2024-36978: net: sched: sch_multiq: fix possible OOB write in multiq_tune() (bsc#1244631).\n",
        "title": "Description of the patch"
      },
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        "text": "SUSE-2025-2821,SUSE-SLE-Module-Live-Patching-15-SP6-2025-2821",
        "title": "Patchnames"
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      },
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        "url": "https://lists.suse.com/pipermail/sle-updates/2025-August/041240.html"
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        "summary": "SUSE Bug 1244631",
        "url": "https://bugzilla.suse.com/1244631"
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        "summary": "SUSE Bug 1245218",
        "url": "https://bugzilla.suse.com/1245218"
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        "url": "https://bugzilla.suse.com/1245350"
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        "url": "https://bugzilla.suse.com/1247351"
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        "summary": "SUSE CVE CVE-2024-36972 page",
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        "url": "https://www.suse.com/security/cve/CVE-2025-38079/"
      },
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        "summary": "SUSE CVE CVE-2025-38083 page",
        "url": "https://www.suse.com/security/cve/CVE-2025-38083/"
      },
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        "summary": "SUSE CVE CVE-2025-38494 page",
        "url": "https://www.suse.com/security/cve/CVE-2025-38494/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2025-38495 page",
        "url": "https://www.suse.com/security/cve/CVE-2025-38495/"
      }
    ],
    "title": "Security update for the Linux Kernel RT (Live Patch 0 for SLE 15 SP6)",
    "tracking": {
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        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15 SP6"
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  "vulnerabilities": [
    {
      "cve": "CVE-2024-36972",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2024-36972"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\naf_unix: Update unix_sk(sk)-\u003eoob_skb under sk_receive_queue lock.\n\nBilly Jheng Bing-Jhong reported a race between __unix_gc() and\nqueue_oob().\n\n__unix_gc() tries to garbage-collect close()d inflight sockets,\nand then if the socket has MSG_OOB in unix_sk(sk)-\u003eoob_skb, GC\nwill drop the reference and set NULL to it locklessly.\n\nHowever, the peer socket still can send MSG_OOB message and\nqueue_oob() can update unix_sk(sk)-\u003eoob_skb concurrently, leading\nNULL pointer dereference. [0]\n\nTo fix the issue, let\u0027s update unix_sk(sk)-\u003eoob_skb under the\nsk_receive_queue\u0027s lock and take it everywhere we touch oob_skb.\n\nNote that we defer kfree_skb() in manage_oob() to silence lockdep\nfalse-positive (See [1]).\n\n[0]:\nBUG: kernel NULL pointer dereference, address: 0000000000000008\n PF: supervisor write access in kernel mode\n PF: error_code(0x0002) - not-present page\nPGD 8000000009f5e067 P4D 8000000009f5e067 PUD 9f5d067 PMD 0\nOops: 0002 [#1] PREEMPT SMP PTI\nCPU: 3 PID: 50 Comm: kworker/3:1 Not tainted 6.9.0-rc5-00191-gd091e579b864 #110\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.0-0-gd239552ce722-prebuilt.qemu.org 04/01/2014\nWorkqueue: events delayed_fput\nRIP: 0010:skb_dequeue (./include/linux/skbuff.h:2386 ./include/linux/skbuff.h:2402 net/core/skbuff.c:3847)\nCode: 39 e3 74 3e 8b 43 10 48 89 ef 83 e8 01 89 43 10 49 8b 44 24 08 49 c7 44 24 08 00 00 00 00 49 8b 14 24 49 c7 04 24 00 00 00 00 \u003c48\u003e 89 42 08 48 89 10 e8 e7 c5 42 00 4c 89 e0 5b 5d 41 5c c3 cc cc\nRSP: 0018:ffffc900001bfd48 EFLAGS: 00000002\nRAX: 0000000000000000 RBX: ffff8880088f5ae8 RCX: 00000000361289f9\nRDX: 0000000000000000 RSI: 0000000000000206 RDI: ffff8880088f5b00\nRBP: ffff8880088f5b00 R08: 0000000000080000 R09: 0000000000000001\nR10: 0000000000000003 R11: 0000000000000001 R12: ffff8880056b6a00\nR13: ffff8880088f5280 R14: 0000000000000001 R15: ffff8880088f5a80\nFS:  0000000000000000(0000) GS:ffff88807dd80000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 0000000000000008 CR3: 0000000006314000 CR4: 00000000007506f0\nPKRU: 55555554\nCall Trace:\n \u003cTASK\u003e\n unix_release_sock (net/unix/af_unix.c:654)\n unix_release (net/unix/af_unix.c:1050)\n __sock_release (net/socket.c:660)\n sock_close (net/socket.c:1423)\n __fput (fs/file_table.c:423)\n delayed_fput (fs/file_table.c:444 (discriminator 3))\n process_one_work (kernel/workqueue.c:3259)\n worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416)\n kthread (kernel/kthread.c:388)\n ret_from_fork (arch/x86/kernel/process.c:153)\n ret_from_fork_asm (arch/x86/entry/entry_64.S:257)\n \u003c/TASK\u003e\nModules linked in:\nCR2: 0000000000000008",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_8-rt-20-150600.3.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2024-36972",
          "url": "https://www.suse.com/security/cve/CVE-2024-36972"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1226163 for CVE-2024-36972",
          "url": "https://bugzilla.suse.com/1226163"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1245989 for CVE-2024-36972",
          "url": "https://bugzilla.suse.com/1245989"
        }
      ],
      "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 SP6:kernel-livepatch-6_4_0-150600_8-rt-20-150600.3.1.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 SP6:kernel-livepatch-6_4_0-150600_8-rt-20-150600.3.1.x86_64"
          ]
        }
      ],
      "threats": [
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          "category": "impact",
          "date": "2025-08-16T06:04:35Z",
          "details": "important"
        }
      ],
      "title": "CVE-2024-36972"
    },
    {
      "cve": "CVE-2024-36978",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2024-36978"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: sched: sch_multiq: fix possible OOB write in multiq_tune()\n\nq-\u003ebands will be assigned to qopt-\u003ebands to execute subsequent code logic\nafter kmalloc. So the old q-\u003ebands should not be used in kmalloc.\nOtherwise, an out-of-bounds write will occur.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_8-rt-20-150600.3.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2024-36978",
          "url": "https://www.suse.com/security/cve/CVE-2024-36978"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1226514 for CVE-2024-36978",
          "url": "https://bugzilla.suse.com/1226514"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1244631 for CVE-2024-36978",
          "url": "https://bugzilla.suse.com/1244631"
        }
      ],
      "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 SP6:kernel-livepatch-6_4_0-150600_8-rt-20-150600.3.1.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 SP6:kernel-livepatch-6_4_0-150600_8-rt-20-150600.3.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2025-08-16T06:04:35Z",
          "details": "important"
        }
      ],
      "title": "CVE-2024-36978"
    },
    {
      "cve": "CVE-2025-38079",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2025-38079"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: algif_hash - fix double free in hash_accept\n\nIf accept(2) is called on socket type algif_hash with\nMSG_MORE flag set and crypto_ahash_import fails,\nsk2 is freed. However, it is also freed in af_alg_release,\nleading to slab-use-after-free error.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_8-rt-20-150600.3.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2025-38079",
          "url": "https://www.suse.com/security/cve/CVE-2025-38079"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1245217 for CVE-2025-38079",
          "url": "https://bugzilla.suse.com/1245217"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1245218 for CVE-2025-38079",
          "url": "https://bugzilla.suse.com/1245218"
        }
      ],
      "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 SP6:kernel-livepatch-6_4_0-150600_8-rt-20-150600.3.1.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 SP6:kernel-livepatch-6_4_0-150600_8-rt-20-150600.3.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2025-08-16T06:04:35Z",
          "details": "important"
        }
      ],
      "title": "CVE-2025-38079"
    },
    {
      "cve": "CVE-2025-38083",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2025-38083"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet_sched: prio: fix a race in prio_tune()\n\nGerrard Tai reported a race condition in PRIO, whenever SFQ perturb timer\nfires at the wrong time.\n\nThe race is as follows:\n\nCPU 0                                 CPU 1\n[1]: lock root\n[2]: qdisc_tree_flush_backlog()\n[3]: unlock root\n |\n |                                    [5]: lock root\n |                                    [6]: rehash\n |                                    [7]: qdisc_tree_reduce_backlog()\n |\n[4]: qdisc_put()\n\nThis can be abused to underflow a parent\u0027s qlen.\n\nCalling qdisc_purge_queue() instead of qdisc_tree_flush_backlog()\nshould fix the race, because all packets will be purged from the qdisc\nbefore releasing the lock.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_8-rt-20-150600.3.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2025-38083",
          "url": "https://www.suse.com/security/cve/CVE-2025-38083"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1245183 for CVE-2025-38083",
          "url": "https://bugzilla.suse.com/1245183"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1245350 for CVE-2025-38083",
          "url": "https://bugzilla.suse.com/1245350"
        }
      ],
      "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 SP6:kernel-livepatch-6_4_0-150600_8-rt-20-150600.3.1.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 SP6:kernel-livepatch-6_4_0-150600_8-rt-20-150600.3.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2025-08-16T06:04:35Z",
          "details": "important"
        }
      ],
      "title": "CVE-2025-38083"
    },
    {
      "cve": "CVE-2025-38494",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2025-38494"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nHID: core: do not bypass hid_hw_raw_request\n\nhid_hw_raw_request() is actually useful to ensure the provided buffer\nand length are valid. Directly calling in the low level transport driver\nfunction bypassed those checks and allowed invalid paramto be used.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_8-rt-20-150600.3.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2025-38494",
          "url": "https://www.suse.com/security/cve/CVE-2025-38494"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1247349 for CVE-2025-38494",
          "url": "https://bugzilla.suse.com/1247349"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1247350 for CVE-2025-38494",
          "url": "https://bugzilla.suse.com/1247350"
        }
      ],
      "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 SP6:kernel-livepatch-6_4_0-150600_8-rt-20-150600.3.1.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 SP6:kernel-livepatch-6_4_0-150600_8-rt-20-150600.3.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2025-08-16T06:04:35Z",
          "details": "important"
        }
      ],
      "title": "CVE-2025-38494"
    },
    {
      "cve": "CVE-2025-38495",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2025-38495"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nHID: core: ensure the allocated report buffer can contain the reserved report ID\n\nWhen the report ID is not used, the low level transport drivers expect\nthe first byte to be 0. However, currently the allocated buffer not\naccount for that extra byte, meaning that instead of having 8 guaranteed\nbytes for implement to be working, we only have 7.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_8-rt-20-150600.3.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2025-38495",
          "url": "https://www.suse.com/security/cve/CVE-2025-38495"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1247348 for CVE-2025-38495",
          "url": "https://bugzilla.suse.com/1247348"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1247351 for CVE-2025-38495",
          "url": "https://bugzilla.suse.com/1247351"
        }
      ],
      "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 SP6:kernel-livepatch-6_4_0-150600_8-rt-20-150600.3.1.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 SP6:kernel-livepatch-6_4_0-150600_8-rt-20-150600.3.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2025-08-16T06:04:35Z",
          "details": "important"
        }
      ],
      "title": "CVE-2025-38495"
    }
  ]
}


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