QID 242179

Date Published: 2023-10-18

QID 242179: Red Hat Update for kpatch-patch (RHSA-2023:5775)

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: net/sched: cls_u32 component reference counter leak if tcf_change_indev() fails (cve-2023-3609).
    Kernel: net/sched: cls_fw component can be exploited as result of failure in tcf_change_indev function (cve-2023-3776).
    Kernel: net/sched: use-after-free vulnerabilities in the net/sched classifiers: cls_fw, cls_u32 and cls_route (cve-2023-4128).
Affected Products:
    Red Hat enterprise linux server for power le - update services for sap solutions 8.4 ppc64le.
    Red hat enterprise linux for x86_64 - update services for sap solutions 8.4 x86_64.
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Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Successful exploitation of this vulnerability could lead to a security breach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as High - 7.8 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Refer to Red Hat security advisory RHSA-2023:5775 for updates and patch information.
    Vendor References

    CVEs related to QID 242179

    CVE-2023-3609 | CVE-2023-3776 | CVE-2023-4128 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2023:5775 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2023:5775
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