QID 241831

Date Published: 2023-07-19

QID 241831: Red Hat Update for kernel-rt (RHSA-2023:4126)

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: net/ulp: use-after-free in listening ulp sockets (cve-2023-0461).
    Kernel: tcindex: use-after-free vulnerability in traffic control index filter allows privilege escalation (cve-2023-1281).
    Kernel: remote dos in tipc kernel module (cve-2023-1390).
    Kernel: netfilter: use-after-free in nf_tables when processing batch requests can lead to privilege escalation (cve-2023-32233).
Affected Products:
    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 High - 7.8 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Refer to Red Hat security advisory RHSA-2023:4126 for updates and patch information.
    Vendor References

    CVEs related to QID 241831

    CVE-2023-0461 | CVE-2023-1281 | CVE-2023-1390 | CVE-2023-32233 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2023:4126 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2023:4126
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