QID 242155

Date Published: 2023-10-11

QID 242155: Red Hat Update for kernel-rt (RHSA-2023:5588)

The kernel-rt packages provide the real time linux kernel, which enables fine-tuning for systems with extremely high determinism requirements...Security Fix(es):

    kernel: use-after-free in l2cap_connect and l2cap_le_connect_req in net/bluetooth/l2cap_core.c (cve-2022-42896).
    Kernel: net/sched: use-after-free vulnerabilities in the net/sched classifiers: cls_fw, cls_u32 and cls_route (cve-2023-4128).
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    Red Hat enterprise linux for real time - telecommunications update service 8.2 x86_64.
    Red hat enterprise linux for real time for nfv - telecommunications update service 8.2 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 Critical - 8.8 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Refer to Red Hat security advisory RHSA-2023:5588 for updates and patch information.
    Vendor References

    CVEs related to QID 242155

    CVE-2022-42896 | CVE-2023-4128 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2023:5588 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2023:5588
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