QID 353175

Date Published: 2022-03-07

QID 353175: Amazon Linux Security Advisory for kernel-livepatch : ALAS2LIVEPATCH-2022-075

A data leak flaw was found in the way xfs_ioc_allocsp ioctl in the xfs filesystem allowed for size increase of files with unaligned size.
A local attacker could use this flaw to leak data on the xfs filesystem otherwise not accessible to them. (
( CVE-2021-4155)



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 - 6.2 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Please refer to Amazon advisory: ALAS2LIVEPATCH-2022-075 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 353175

    CVE-2021-4155 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS2LIVEPATCH-2022-075 Amazon Linux 2 URL Logo alas.aws.amazon.com/AL2/ALASLIVEPATCH-2022-075.html
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