QID 243071

Date Published: 2024-03-18

QID 243071: Red Hat Update for kernel-rt (RHSA-2024:1332)

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

    sched/membarrier: reduce the ability to hammer on sys_membarrier (cve-2024-26602).
    Use-after-free in l2cap_connect and l2cap_le_connect_req in net/bluetooth/l2cap_core.c (cve-2022-42896).
    Use-after-free in sch_qfq network scheduler (cve-2023-4921).
    Igb driver inadequate buffer size for frames larger than mtu (cve-2023-45871).
    Fbcon: out-of-sync arrays in fbcon_mode_deleted due to wrong con2fb_map assignment (cve-2023-38409).
    Nf_tables: use-after-free vulnerability in the nft_verdict_init() function (cve-2024-1086).
Affected Products:
    Red Hat enterprise linux for real time 7 x86_64.
    Red hat enterprise linux for real time for nfv 7 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-2024:1332 for updates and patch information.
    Vendor References

    CVEs related to QID 243071

    CVE-2022-42896 | CVE-2023-4921 | CVE-2023-38409 | CVE-2023-45871 | CVE-2024-1086 | CVE-2024-26602 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2024:1332 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2024:1332
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