Nixpkgs security tracker
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CVE-2025-6021
7.5 HIGH
- CVSS version: 3.1
- Attack vector (AV): NETWORK
- Attack complexity (AC): LOW
- Privileges required (PR): NONE
- User interaction (UI): NONE
- Scope (S): UNCHANGED
- Confidentiality impact (C): NONE
- Integrity impact (I): NONE
- Availability impact (A): HIGH
Libxml2: integer overflow in xmlbuildqname() leads to stack buffer overflow in libxml2
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.
References
Affected products
rhcos
- *
libxml2
- <2.14.4
- *
discovery/discovery-server-rhel9
- *
Red Hat JBoss Core Services 2.4.62.SP2
insights-proxy/insights-proxy-container-rhel9
- *
registry.redhat.io/discovery/discovery-server-rhel9
- *
registry.redhat.io/insights-proxy/insights-proxy-container-rhel9
- *
Matching in nixpkgs
pkgs.libxml2
XML parsing library for C
pkgs.libxml2Python
None
pkgs.python311Packages.libxml2
XML parsing library for C
pkgs.python312Packages.libxml2
XML parsing library for C
pkgs.python313Packages.libxml2
XML parsing library for C
Package maintainers
-
@jtojnar Jan Tojnar <jtojnar@gmail.com>