rhsa-2023_0441
Vulnerability from csaf_redhat
Published
2023-01-24 14:21
Modified
2024-11-15 13:22
Summary
Red Hat Security Advisory: kpatch-patch security update

Notes

Topic
An update for kpatch-patch is now available for Red Hat Enterprise Linux 8.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel. Security Fix(es): * kernel: i915: Incorrect GPU TLB flush can lead to random memory access (CVE-2022-4139) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.


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          "text": "An incorrect TLB flush issue was found in the Linux kernel\u2019s GPU i915 kernel driver, potentially leading to random memory corruption or data leaks. This flaw could allow a local user to crash the system or escalate their privileges on the system.",
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          "text": "kernel: i915: Incorrect GPU TLB flush can lead to random memory access",
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          "text": "Red Hat Enterprise Linux 7 is not affected by this flaw as it did not include support for Intel Gen12 GPU.",
          "title": "Statement"
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          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
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          "category": "external",
          "summary": "RHBZ#2147572",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2147572"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2022-4139",
          "url": "https://www.cve.org/CVERecord?id=CVE-2022-4139"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2022-4139",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-4139"
        },
        {
          "category": "external",
          "summary": "https://www.openwall.com/lists/oss-security/2022/11/30/1",
          "url": "https://www.openwall.com/lists/oss-security/2022/11/30/1"
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      "release_date": "2022-11-30T00:00:00+00:00",
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          "date": "2023-01-24T14:21:44+00:00",
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      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "kernel: i915: Incorrect GPU TLB flush can lead to random memory access"
    }
  ]
}


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