QID 354272

Date Published: 2022-12-14

QID 354272: Amazon Linux Security Advisory for kernel : ALAS2-2022-1903

A vulnerability was found in linux kernel.
It has been declared as problematic.
Affected by this vulnerability is the function ipv6_renew_options of the component ipv6 handler.
The manipulation leads to memory leak.
The attack can be launched remotely.
It is recommended to apply a patch to fix this issue.
The identifier vdb-211021 was assigned to this vulnerability. (
( CVE-2022-3524) a use-after-free flaw was found in the linux kernel's implementation of logical link control and adaptation protocol (l2cap), part of the bluetooth stack in the l2cap_connect and l2cap_le_connect_req functions.
An attacker with physical access within the range of standard bluetooth transmission could execute code leaking kernel memory via bluetooth if within proximity of the victim. (
( CVE-2022-42896)



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 Critical - 8.8 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Please refer to Amazon advisory: ALAS2-2022-1903 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 354272

    CVE-2022-3524 | CVE-2022-42896 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS2-2022-1903 Amazon Linux 2 URL Logo alas.aws.amazon.com/AL2/ALAS-2022-1903.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].