Amazon Linux 2023 Security Advisory: ALAS2023-2025-1019
Advisory Released Date: 2025-06-23
Advisory Updated Date: 2025-06-23
Severity:
Important
Issue Overview:
A flaw was found in libxml2's xmlBuildQName function, where integer overflows in buffer size calculations can lead to a stack-based buffer overflow. This issue can result in memory corruption or a denial of service when processing crafted input. (CVE-2025-6021)
Affected Packages:
libxml2
Issue Correction:
Run dnf update libxml2 --releasever 2023.7.20250623 to update your system.
New Packages:
aarch64:
libxml2-debuginfo-2.10.4-1.amzn2023.0.11.aarch64
libxml2-debugsource-2.10.4-1.amzn2023.0.11.aarch64
libxml2-static-2.10.4-1.amzn2023.0.11.aarch64
python3-libxml2-debuginfo-2.10.4-1.amzn2023.0.11.aarch64
python3-libxml2-2.10.4-1.amzn2023.0.11.aarch64
libxml2-2.10.4-1.amzn2023.0.11.aarch64
libxml2-devel-2.10.4-1.amzn2023.0.11.aarch64
src:
libxml2-2.10.4-1.amzn2023.0.11.src
x86_64:
libxml2-debuginfo-2.10.4-1.amzn2023.0.11.x86_64
python3-libxml2-debuginfo-2.10.4-1.amzn2023.0.11.x86_64
libxml2-static-2.10.4-1.amzn2023.0.11.x86_64
libxml2-debugsource-2.10.4-1.amzn2023.0.11.x86_64
libxml2-devel-2.10.4-1.amzn2023.0.11.x86_64
python3-libxml2-2.10.4-1.amzn2023.0.11.x86_64
libxml2-2.10.4-1.amzn2023.0.11.x86_64