QID 242073

Date Published: 2023-09-20

QID 242073: Red Hat Update for kpatch-patch (RHSA-2023:5235)

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: uaf in nftables when nft_set_lookup_global triggered after handling named and anonymous sets in batch requests (cve-2023-3390).
    Kernel: net/sched: use-after-free vulnerabilities in the net/sched classifiers: cls_fw, cls_u32 and cls_route (cve-2023-4128).
    Kernel: nf_tables: stack-out-of-bounds-read in nft_byteorder_eval() (cve-2023-35001).
Affected Products:
    Red Hat enterprise linux server for power le - update services for sap solutions 8.1 ppc64le.
    Red hat enterprise linux for x86_64 - update services for sap solutions 8.1 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-2023:5235 for updates and patch information.
    Vendor References

    CVEs related to QID 242073

    CVE-2023-3390 | CVE-2023-4128 | CVE-2023-35001 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2023:5235 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2023:5235
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