CVE-2017-13739

NameCVE-2017-13739
DescriptionThere is a heap-based buffer overflow that causes a more than two thousand bytes out-of-bounds write in Liblouis 3.2.0, triggered in the function resolveSubtable() in compileTranslationTable.c. It will lead to denial of service or remote code execution.
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 Bugs874302

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
liblouis (PTS)wheezy2.4.1-1fixed
jessie2.5.3-3vulnerable
stretch3.0.0-3vulnerable
buster, sid3.3.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
liblouissource(unstable)3.3.0-1low874302
liblouissourcewheezy(not affected)

Notes

[stretch] - liblouis <no-dsa> (Minor issue)
[jessie] - liblouis <no-dsa> (Minor issue)
[wheezy] - liblouis <not-affected> (vulnerable code not present)
https://bugzilla.redhat.com/show_bug.cgi?id=1484299
Proposed fix via pull request: https://github.com/liblouis/liblouis/pull/393/commits/d8cfdf1ab64a4c9c6685efe45bc735f68dac618c

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