QID 242147

Date Published: 2023-10-11

QID 242147: Red Hat Update for kernel (RHSA-2023:5628)

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

    kernel: net/sched: cls_u32 component reference counter leak if tcf_change_indev() fails (cve-2023-3609).
    Kernel: net/sched: cls_fw component can be exploited as result of failure in tcf_change_indev function (cve-2023-3776).
    Kernel: net/sched: use-after-free vulnerabilities in the net/sched classifiers: cls_fw, cls_u32 and cls_route (cve-2023-4128).
    Kernel: netfilter: null pointer dereference in nf_tables due to zeroed list head (cve-2023-1095).
    Kernel: save/restore speculative msrs during s3 suspend/resume (cve-2023-1637).
Affected Products:
    Red Hat enterprise linux server - aus 8.4 x86_64.
    Red hat enterprise linux server - tus 8.4 x86_64.
    Red hat enterprise linux server for power le - update services for sap solutions 8.4 ppc64le.
    Red hat enterprise linux for x86_64 - update services for sap solutions 8.4 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-2023:5628 for updates and patch information.
    Vendor References
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2023:5628 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2023:5628