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DEBIAN-CVE-2021-3537 - debian/libxml2

A vulnerability found in libxml2 in versions before 2.9.11 shows that it did not propagate errors while parsing XML mixed content, causing a NULL dereference. If an untrusted XML document was parsed in recovery mode and post-validated, the flaw could be used to crash the application. The highest threat from this vulnerability is to system availability.

CWE-476

Evidence
  • imported from OSV Debian, untriaged
History
  • 2026-10-28: Awaiting approval - bulk import
  • 2026-10-29: Awaiting triage - reclassified: OSV Debian bulk import, awaiting triage