QID 356469

Date Published: 2023-11-08

QID 356469: Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.10-2023-041

A flaw was found in rsvp_change().
The root cause is an slab-out-of-bound access, but since the offset to the original pointer is an `unsign int` fully controlled by users, the behavior is usually a wild pointer access. (
( CVE-2023-42755) a use-after-free vulnerability in the linux kernel's netfilter: nf_tables component can be exploited to achieve local privilege escalation. addition and removal of rules from chain bindings within the same transaction causes leads to use-after-free. we recommend upgrading past commit f15f29fd4779be8a418b66e9d52979bb6d6c2325. (
( CVE-2023-5197)



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 securitybreach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as High - 6.6 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Please refer to Amazon advisory: ALAS2KERNEL-5.10-2023-041 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 356469

    CVE-2023-42755 | CVE-2023-5197 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS2KERNEL-5.10-2023-041 amazon linux 2 URL Logo alas.aws.amazon.com/AL2/ALASKERNEL-5.10-2023-041.html
    By selecting these links, you may be leaving CVEreport webspace. We have provided these links to other websites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other websites that are more appropriate for your purpose. CVEreport does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, CVEreport does not endorse any commercial products that may be mentioned on these sites. Please address comments about any linked pages to [email protected].