QID 242612

Date Published: 2023-12-14

QID 242612: Red Hat Update for kernel security (RHSA-2023:7370)

The kernel packages contain the linux kernel, the core of any linux operating system...Security Fix(es):

    kernel: tun: bugs for oversize packet when napi frags enabled in tun_napi_alloc_frags (cve-2023-3812).
    Kernel: net/sched: multiple vulnerabilities (cve-2023-3609, cve-2023-4128, cve-2023-4206, cve-2023-4207, cve-2023-4208).
    Kernel: use after free in nvmet_tcp_free_crypto in nvme (cve-2023-5178).
    Kernel: netfilter: potential slab-out-of-bound access due to integer underflow (cve-2023-42753).
    Kernel: amd: cross-thread return address predictions (cve-2022-27672).
    Hw: intel: gather data sampling (gds) side channel vulnerability (cve-2022-40982).
Affected Products:
    Red Hat enterprise linux for x86_64 - extended update support 9.2 x86_64.
    Red hat enterprise linux server - aus 9.2 x86_64.
    Red hat enterprise linux for ibm z systems - extended update support 9.2 s390x.
    Red hat enterprise linux for power, little endian - extended update support 9.2 ppc64le.
    Red hat enterprise linux for arm 64 - extended update support 9.2 aarch64.
    Red hat enterprise linux server for power le - update services for sap solutions 9.2 ppc64le.
    Red hat enterprise linux for x86_64 - update services for sap solutions 9.2 x86_64.
    Red hat codeready linux builder for x86_64 - extended update support 9.2 x86_64.
    Red hat codeready linux builder for power, little endian - extended update support 9.2 ppc64le.
    Red hat codeready linux builder for ibm z systems - extended update support 9.2 s390x.
    Red hat codeready linux builder for arm 64 - extended update support 9.2 aarch64.
    Red hat enterprise linux server for arm 64 - 4 years of updates 9.2 aarch64
.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-2023:7370 for updates and patch information.
    Vendor References
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2023:7370 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2023:7370