suse-su-2023:2376-1
Vulnerability from csaf_suse
Published
2023-06-05 07:50
Modified
2023-06-05 07:50
Summary
Security update for the Linux Kernel (Live Patch 31 for SLE 15 SP1)

Notes

Title of the patch
Security update for the Linux Kernel (Live Patch 31 for SLE 15 SP1)
Description of the patch
This update for the Linux Kernel 4.12.14-150100_197_114 fixes several issues. The following security issues were fixed: - CVE-2023-28464: Fixed user-after-free that could lead to privilege escalation in hci_conn_cleanup in net/uetooth/hci_conn.c (bsc#1211111). - CVE-2023-1989: Fixed a use after free in btsdio_remove (bsc#1210500). - CVE-2023-1281: Fixed use after free that could lead to privilege escalation in tcindex (bsc#1209683). - CVE-2023-2162: Fixed an use-after-free flaw in iscsi_sw_tcp_session_create (bsc#1210662). - CVE-2023-23454: Fixed a type-confusion in the CBQ network scheduler (bsc#1207188).
Patchnames
SUSE-2023-2376,SUSE-SLE-Module-Live-Patching-15-SP1-2023-2376
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": "general",
          "text": "Use After Free vulnerability in Linux kernel traffic control index filter (tcindex) allows Privilege Escalation.  The imperfect hash area can be updated while packets are traversing, which will cause a use-after-free when \u0027tcf_exts_exec()\u0027 is called with the destroyed tcf_ext.  A local attacker user can use this vulnerability to elevate its privileges to root.\nThis issue affects Linux Kernel: from 4.14 before git commit ee059170b1f7e94e55fa6cadee544e176a6e59c2.",
          "title": "CVE description"
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          "text": "A use-after-free flaw was found in btsdio_remove in drivers\\bluetooth\\btsdio.c in the Linux Kernel. In this flaw, a call to btsdio_remove with an unfinished job, may cause a race problem leading to a UAF on hdev devices.",
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        {
          "category": "general",
          "text": "A use-after-free vulnerability was found in iscsi_sw_tcp_session_create in drivers/scsi/iscsi_tcp.c in SCSI sub-component in the Linux Kernel. In this flaw an attacker could leak kernel internal information.",
          "title": "CVE description"
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          "text": "https://www.suse.com/security/cve/CVE-2023-23454"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "cbq_classify in net/sched/sch_cbq.c in the Linux kernel through 6.1.4 allows attackers to cause a denial of service (slab-out-of-bounds read) because of type confusion (non-negative numbers can sometimes indicate a TC_ACT_SHOT condition rather than valid classification results).",
          "title": "CVE description"
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          "url": "https://bugzilla.suse.com/1208030"
        },
        {
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          "summary": "SUSE Bug 1208044 for CVE-2023-23454",
          "url": "https://bugzilla.suse.com/1208044"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1208085 for CVE-2023-23454",
          "url": "https://bugzilla.suse.com/1208085"
        },
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          "summary": "SUSE Bug 1211833 for CVE-2023-23454",
          "url": "https://bugzilla.suse.com/1211833"
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          "product_ids": [
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        {
          "category": "impact",
          "date": "2023-06-05T07:50:37Z",
          "details": "important"
        }
      ],
      "title": "CVE-2023-23454"
    },
    {
      "cve": "CVE-2023-28464",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2023-28464"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "hci_conn_cleanup in net/bluetooth/hci_conn.c in the Linux kernel through 6.2.9 has a use-after-free (observed in hci_conn_hash_flush) because of calls to hci_dev_put and hci_conn_put. There is a double free that may lead to privilege escalation.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP1:kernel-livepatch-4_12_14-150100_197_114-default-12-150100.2.2.ppc64le",
          "SUSE Linux Enterprise Live Patching 15 SP1:kernel-livepatch-4_12_14-150100_197_114-default-12-150100.2.2.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2023-28464",
          "url": "https://www.suse.com/security/cve/CVE-2023-28464"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1209052 for CVE-2023-28464",
          "url": "https://bugzilla.suse.com/1209052"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1211111 for CVE-2023-28464",
          "url": "https://bugzilla.suse.com/1211111"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1220130 for CVE-2023-28464",
          "url": "https://bugzilla.suse.com/1220130"
        }
      ],
      "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 SP1:kernel-livepatch-4_12_14-150100_197_114-default-12-150100.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP1:kernel-livepatch-4_12_14-150100_197_114-default-12-150100.2.2.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 SP1:kernel-livepatch-4_12_14-150100_197_114-default-12-150100.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP1:kernel-livepatch-4_12_14-150100_197_114-default-12-150100.2.2.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2023-06-05T07:50:37Z",
          "details": "important"
        }
      ],
      "title": "CVE-2023-28464"
    }
  ]
}


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