CVE-2018-1000879

NameCVE-2018-1000879
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 (attack range: remote)
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+deb8u6fixed
stretch3.2.2-2fixed
stretch (security)3.2.2-2+deb9u1fixed
buster, sid3.3.3-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libarchivesource(unstable)3.3.3-2medium916962
libarchivesourcejessie(not affected)
libarchivesourcestretch(not affected)

Notes

[stretch] - libarchive <not-affected> (Vulnerable code introduced later)
[jessie] - libarchive <not-affected> (Vulnerable code introduced later)
https://bugs.launchpad.net/ubuntu/+source/libarchive/+bug/1794909
https://github.com/libarchive/libarchive/pull/1105
Introduced in: https://github.com/libarchive/libarchive/commit/379867ecb330b3a952fb7bfa7bffb7bbd5547205 (3.3.0)
Fixed by: https://github.com/libarchive/libarchive/commit/15bf44fd2c1ad0e3fd87048b3fcc90c4dcff1175

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