QID 355101

Date Published: 2023-05-18

QID 355101: Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.15-2023-018

Qfq_change_class in net/sched/sch_qfq.c in the linux kernel before 6.2.13 allows an out-of-bounds write because lmax can exceed qfq_min_lmax. (
( CVE-2023-31436)



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 - 7.8 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Please refer to Amazon advisory: ALAS2KERNEL-5.15-2023-018 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 355101

    CVE-2023-31436 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS2KERNEL-5.15-2023-018 amazon linux 2 URL Logo alas.aws.amazon.com/AL2/ALASKERNEL-5.15-2023-018.html
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