QID 242143

Date Published: 2023-10-11

QID 242143: Red Hat Update for kpatch-patch (RHSA-2023:5574)

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: netfilter: use-after-free in nf_tables when processing batch requests can lead to privilege escalation (cve-2023-32233).
    Kernel: nf_tables: stack-out-of-bounds-read in nft_byteorder_eval() (cve-2023-35001).
Affected Products:
    Red Hat enterprise linux server 7 x86_64.
    Red hat enterprise linux for power, little endian 7 ppc64le.
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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-2023:5574 for updates and patch information.
    Vendor References

    CVEs related to QID 242143

    Software Advisories
    Advisory ID Software Component Link
    RHSA-2023:5574 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2023:5574