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CVE-2018-1000879

Published: 20 December 2018

libarchive 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.

Priority

Medium

CVSS 3 base score: 6.5

Status

Package Release Status
libarchive
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(code not present)
Ubuntu 16.04 ESM (Xenial Xerus) Not vulnerable
(code not present)
Ubuntu 14.04 ESM (Trusty Tahr) Not vulnerable
(code not present)
Patches:
Upstream: https://github.com/libarchive/libarchive/pull/1105/commits/15bf44fd2c1ad0e3fd87048b3fcc90c4dcff1175