suse-su-2022:0463-1
Vulnerability from csaf_suse
Published
2022-02-17 07:34
Modified
2022-02-17 07:34
Summary
Security update for the Linux Kernel (Live Patch 7 for SLE 15 SP3)

Notes

Title of the patch
Security update for the Linux Kernel (Live Patch 7 for SLE 15 SP3)
Description of the patch
This update for the Linux Kernel 5.3.18-59_27 fixes several issues. The following security issues were fixed: - CVE-2021-4202: Fixed NFC race condition by adding NCI_UNREG flag (bsc#1194533). - CVE-2022-0435: Fixed remote stack overflow in net/tipc module that validate domain record count on input (bsc#1195308). - CVE-2021-4083: Fixed a read-after-free memory flaw inside the garbage collection for Unix domain socket file handlers when users call close() and fget() simultaneouslyand can potentially trigger a race condition (bnc#1194460).
Patchnames
SUSE-2022-463,SUSE-SLE-Module-Live-Patching-15-SP2-2022-460,SUSE-SLE-Module-Live-Patching-15-SP3-2022-461,SUSE-SLE-Module-Live-Patching-15-SP3-2022-462,SUSE-SLE-Module-Live-Patching-15-SP3-2022-463,SUSE-SLE-Module-Live-Patching-15-SP3-2022-464
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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    "distribution": {
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        "text": "This update for the Linux Kernel 5.3.18-59_27 fixes several issues.\n\nThe following security issues were fixed:\n\n- CVE-2021-4202: Fixed NFC race condition by adding NCI_UNREG flag (bsc#1194533).\n- CVE-2022-0435: Fixed remote stack overflow in net/tipc module that validate domain record count on input (bsc#1195308).\n- CVE-2021-4083: Fixed a read-after-free memory flaw inside the garbage collection for Unix domain socket file handlers when users call close() and fget() simultaneouslyand can potentially trigger a race condition (bnc#1194460).\n",
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          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_24-default-5-150300.2.2.x86_64",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_27-default-5-150300.2.2.ppc64le",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_27-default-5-150300.2.2.s390x",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_27-default-5-150300.2.2.x86_64",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.ppc64le",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.s390x",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2021-4083",
          "url": "https://www.suse.com/security/cve/CVE-2021-4083"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1193727 for CVE-2021-4083",
          "url": "https://bugzilla.suse.com/1193727"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1194460 for CVE-2021-4083",
          "url": "https://bugzilla.suse.com/1194460"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1196722 for CVE-2021-4083",
          "url": "https://bugzilla.suse.com/1196722"
        }
      ],
      "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_18-24_52-default-14-2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-24_52-default-14-2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-24_52-default-14-2.2.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_10-default-9-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_10-default-9-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_10-default-9-150300.2.2.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_24-default-5-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_24-default-5-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_24-default-5-150300.2.2.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_27-default-5-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_27-default-5-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_27-default-5-150300.2.2.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/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_18-24_52-default-14-2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-24_52-default-14-2.2.s390x",
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            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_10-default-9-150300.2.2.s390x",
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          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2022-02-17T07:34:11Z",
          "details": "important"
        }
      ],
      "title": "CVE-2021-4083"
    },
    {
      "cve": "CVE-2021-4202",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2021-4202"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A use-after-free flaw was found in nci_request in net/nfc/nci/core.c in NFC Controller Interface (NCI) in the Linux kernel. This flaw could allow a local attacker with user privileges to cause a data race problem while the device is getting removed, leading to a privilege escalation problem.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
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          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_27-default-5-150300.2.2.x86_64",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.ppc64le",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.s390x",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2021-4202",
          "url": "https://www.suse.com/security/cve/CVE-2021-4202"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1194529 for CVE-2021-4202",
          "url": "https://bugzilla.suse.com/1194529"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1194533 for CVE-2021-4202",
          "url": "https://bugzilla.suse.com/1194533"
        }
      ],
      "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_18-24_52-default-14-2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-24_52-default-14-2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-24_52-default-14-2.2.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_10-default-9-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_10-default-9-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_10-default-9-150300.2.2.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_24-default-5-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_24-default-5-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_24-default-5-150300.2.2.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_27-default-5-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_27-default-5-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_27-default-5-150300.2.2.x86_64",
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            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.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"
          },
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            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2022-02-17T07:34:11Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2021-4202"
    },
    {
      "cve": "CVE-2022-0435",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2022-0435"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A stack overflow flaw was found in the Linux kernel\u0027s TIPC protocol functionality in the way a user sends a packet with malicious content where the number of domain member nodes is higher than the 64 allowed. This flaw allows a remote user to crash the system or possibly escalate their privileges if they have access to the TIPC network.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
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          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.ppc64le",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.s390x",
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        ]
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      "references": [
        {
          "category": "external",
          "summary": "CVE-2022-0435",
          "url": "https://www.suse.com/security/cve/CVE-2022-0435"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1195254 for CVE-2022-0435",
          "url": "https://bugzilla.suse.com/1195254"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1195308 for CVE-2022-0435",
          "url": "https://bugzilla.suse.com/1195308"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1226672 for CVE-2022-0435",
          "url": "https://bugzilla.suse.com/1226672"
        }
      ],
      "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_18-24_52-default-14-2.2.ppc64le",
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            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_10-default-9-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_10-default-9-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_10-default-9-150300.2.2.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_24-default-5-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_24-default-5-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_24-default-5-150300.2.2.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_27-default-5-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_27-default-5-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_27-default-5-150300.2.2.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
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            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-24_52-default-14-2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP2:kernel-livepatch-5_3_18-24_52-default-14-2.2.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_10-default-9-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_10-default-9-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_10-default-9-150300.2.2.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_24-default-5-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_24-default-5-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_24-default-5-150300.2.2.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_27-default-5-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_27-default-5-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_27-default-5-150300.2.2.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_5-default-9-150300.2.2.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2022-02-17T07:34:11Z",
          "details": "important"
        }
      ],
      "title": "CVE-2022-0435"
    }
  ]
}


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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.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • 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.