ALAS2-2022-1848


Amazon Linux 2 Security Advisory: ALAS-2022-1848
Advisory Release Date: 2022-09-15 04:46 Pacific
Advisory Updated Date: 2022-10-10 21:55 Pacific
Severity: Medium

Issue Overview:

A flaw was found in the libxml2 library in functions used to manipulate the xmlBuf and the xmlBuffer types. A substantial input causes values to calculate buffer sizes to overflow, resulting in an out-of-bounds write. (CVE-2022-29824)


Affected Packages:

libxml2


Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.


Issue Correction:
Run yum update libxml2 to update your system.

New Packages:
aarch64:
    libxml2-2.9.1-6.amzn2.5.6.aarch64
    libxml2-devel-2.9.1-6.amzn2.5.6.aarch64
    libxml2-static-2.9.1-6.amzn2.5.6.aarch64
    libxml2-python-2.9.1-6.amzn2.5.6.aarch64
    libxml2-debuginfo-2.9.1-6.amzn2.5.6.aarch64

i686:
    libxml2-2.9.1-6.amzn2.5.6.i686
    libxml2-devel-2.9.1-6.amzn2.5.6.i686
    libxml2-static-2.9.1-6.amzn2.5.6.i686
    libxml2-python-2.9.1-6.amzn2.5.6.i686
    libxml2-debuginfo-2.9.1-6.amzn2.5.6.i686

src:
    libxml2-2.9.1-6.amzn2.5.6.src

x86_64:
    libxml2-2.9.1-6.amzn2.5.6.x86_64
    libxml2-devel-2.9.1-6.amzn2.5.6.x86_64
    libxml2-static-2.9.1-6.amzn2.5.6.x86_64
    libxml2-python-2.9.1-6.amzn2.5.6.x86_64
    libxml2-debuginfo-2.9.1-6.amzn2.5.6.x86_64