CVE-2019-17402

NameCVE-2019-17402
DescriptionExiv2 0.27.2 allows attackers to trigger a crash in Exiv2::getULong in types.cpp when called from Exiv2::Internal::CiffDirectory::readDirectory in crwimage_int.cpp, because there is no validation of the relationship of the total size to the offset and size.
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)
ReferencesDLA-2019-1
NVD severitymedium
Debian Bugs946341

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
exiv2 (PTS)jessie0.24-4.1vulnerable
jessie (security)0.24-4.1+deb8u5fixed
stretch (security), stretch0.25-3.1+deb9u1vulnerable
bullseye, sid, buster0.25-4vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
exiv2source(unstable)(unfixed)946341
exiv2sourcejessie0.24-4.1+deb8u5DLA-2019-1

Notes

[buster] - exiv2 <no-dsa> (Minor issue)
[stretch] - exiv2 <no-dsa> (Minor issue)
https://github.com/Exiv2/exiv2/issues/1019
https://github.com/Exiv2/exiv2/commit/88054239e3c914862d13f6ac89a19a104fa2c076 (master)
https://github.com/Exiv2/exiv2/commit/50e9dd964a439da357798344ed1dd86edcadf0ec (0.27-branch)
Follow-up: https://github.com/Exiv2/exiv2/issues/1026

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