GHSA-353F-X4GH-CQQ8 Nokogiri patches vendored libxml2 to resolve multiple CVEs

Summary Nokogiri v1.18.9 patches the vendored libxml2 to address CVE-2025-6021, CVE-2025-6170, CVE-2025-49794, CVE-2025-49795, and CVE-2025-49796. Impact and severity CVE-2025-6021 A flaw was found in libxml2's xmlBuildQName function, where integer overflows in buffer size calculations can lead t...

GHSA-JC9R-QCGW-FXQ9 sparklemotion nokogiri hashmap.c hashmap_get_with_hash heap-based overflow

Withdrawn Advisory This advisory has been withdrawn because the affected code was never included in a release. This link has been maintained to preserve external references. Original Description A vulnerability was found in sparklemotion nokogiri c29c920907366cb74af13b4dc2230e9c9e23b833. It has...

PT-2019-5529

Name of the Vulnerable Software and Affected Versions libxml2 version 2.9.10 Description The issue is related to the xmlStringLenDecodeEntities function in the libxml2 library, which can lead to an infinite loop under certain end-of-file conditions. This could allow a remote attacker to cause a...