DescriptionThe archive_wstring_append_from_mbs function in archive_string.c in libarchive 3.2.2 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted archive file.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: remote)
Debian Bugs859456

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libarchive (PTS)wheezy3.0.4-3+wheezy1vulnerable
wheezy (security)3.0.4-3+wheezy5+deb7u1vulnerable
jessie (security), jessie3.1.2-11+deb8u3vulnerable
stretch, sid3.2.2-2vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


[jessie] - libarchive <no-dsa> (Minor issue)
[wheezy] - libarchive <no-dsa> (Minor issue, not reproducible in Debian)
Fixed by: (v3.3.0)

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