[CLSA-2026:1789463267] Fix CVE(s): CVE-2026-86140
Type:
security
Severity:
Critical
Release date:
2026-09-15 09:07:57 UTC
Description:
* SECURITY UPDATE: stack-based buffer overflow in xmlSnprintfElements() - debian/patches/CVE-2026-86140.patch: add the missing remaining-space checks around the strcat() calls that wrap the node loop in xmlSnprintfElements() in valid.c, matching the guards CVE-2025-24928 already added to xmlSnprintfElementContent() - CVE-2026-86140
CVEs fixed:
Updated packages:
  • libxml2_2.9.4+dfsg1-6.1ubuntu1.9+tuxcare.els9_amd64.deb
    sha:883cdaedf39584252f34265a5bc41429c7e6692e
  • libxml2-dev_2.9.4+dfsg1-6.1ubuntu1.9+tuxcare.els9_amd64.deb
    sha:8b8d183056814abc5374a652eb720b91ca869f21
  • libxml2-doc_2.9.4+dfsg1-6.1ubuntu1.9+tuxcare.els9_all.deb
    sha:3b56307be6d5f1f078ce7109ba633d282e7eaa34
  • libxml2-utils_2.9.4+dfsg1-6.1ubuntu1.9+tuxcare.els9_amd64.deb
    sha:ea513fb0f8482dbbe679266419dc4da8e44ec96f
  • python-libxml2_2.9.4+dfsg1-6.1ubuntu1.9+tuxcare.els9_amd64.deb
    sha:6127c9db0f9490dc25d669e79b09328c33a19953
  • python3-libxml2_2.9.4+dfsg1-6.1ubuntu1.9+tuxcare.els9_amd64.deb
    sha:db829ccf9f031d740f68088747ac9f290f474329
Notes:
This page is generated automatically and has not been checked for errors. For clarification or corrections please contact the CloudLinux Packaging Team.