Descriptionlibarchive version commit 379867ecb330b3a952fb7bfa7bffb7bbd5547205 onwards (release v3.3.0 onwards) contains a CWE-476: NULL Pointer Dereference vulnerability in ACL parser - libarchive/archive_acl.c, archive_acl_from_text_l() that can result in Crash/DoS. This attack appear to be exploitable via the victim must open a specially crafted archive file.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium
Debian Bugs916962

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libarchive (PTS)jessie3.1.2-11+deb8u3fixed
jessie (security)3.1.2-11+deb8u8fixed
stretch (security), stretch3.2.2-2+deb9u2fixed
buster, buster (security)3.3.3-4+deb10u1fixed
bullseye, sid3.4.0-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libarchivesourcejessie(not affected)
libarchivesourcestretch(not affected)


[stretch] - libarchive <not-affected> (Vulnerable code introduced later)
[jessie] - libarchive <not-affected> (Vulnerable code introduced later)
Introduced in: (3.3.0)
Fixed by:

Search for package or bug name: Reporting problems