Libarchive: a null pointer dereference vulnerability exists in the acl parser of libarchive
A flaw was found in libarchive. A NULL pointer dereference vulnerability exists in the ACL parsing logic, specifically within the archive_acl_from_text_nl() function. When processing a malformed ACL string (such as a bare "d" or "default" tag without subsequent fields), the function fails to perform adequate validation…
Severity medium: primary CNA CVSS 5.5 v3.1 (worst CNA-provided scenario) Not listed in this KEV snapshot. Forecast present in this snapshot.
Published 2026-04-07T14:57:31.587Z. Updated 2026-09-01T11:44:38.182Z.