CVE-2017-12955

NameCVE-2017-12955
DescriptionThere is a heap-based buffer overflow in basicio.cpp of Exiv2 0.26. The vulnerability causes an out-of-bounds write in Exiv2::Image::printIFDStructure(), which may lead to remote denial of service or possibly unspecified other impact.
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 Bugs888873

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
exiv2 (PTS)jessie0.24-4.1fixed
jessie (security)0.24-4.1+deb8u2fixed
stretch (security), stretch0.25-3.1+deb9u1fixed
buster, sid0.25-4fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
exiv2source(unstable)(not affected)
exiv2sourceexperimental(unfixed)medium888873

Notes

- exiv2 <not-affected> (Vulnerable code introduced after 0.25)
https://github.com/Exiv2/exiv2/issues/58
https://bugzilla.redhat.com/show_bug.cgi?id=1482295
Not reproducible in wheezy/jessie/stretch/sid(0.25-3.1) => "The memory contains data of an unknown image type"
Reproducible in experimental (0.26-1).

Search for package or bug name: Reporting problems