QID 242522

Date Published: 2023-11-29

QID 242522: Red Hat Update for kpatch-patch (RHSA-2023:7554)

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: bpf: incorrect verifier pruning leads to unsafe code paths being incorrectly marked as safe (cve-2023-2163).
    Kernel: tun: bugs for oversize packet when napi frags enabled in tun_napi_alloc_frags (cve-2023-3812).
    Kernel: use after free in nvmet_tcp_free_crypto in nvme (cve-2023-5178).
Affected Products:
    Red Hat enterprise linux for x86_64 8 x86_64.
    Red hat enterprise linux for power, little endian 8 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 Critical - 8.8 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Refer to Red Hat security advisory RHSA-2023:7554 for updates and patch information.
    Vendor References

    CVEs related to QID 242522

    CVE-2023-5178 | CVE-2023-2163 | CVE-2023-3812 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2023:7554 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2023:7554
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