CVE-2018-20096

Published: 12 December 2018

There is a heap-based buffer over-read in the Exiv2::tEXtToDataBuf function of pngimage.cpp in Exiv2 0.27-RC3. A crafted input will lead to a remote denial of service attack.

Priority

Low

CVSS 3 base score: 6.5

Status

Package Release Status
exiv2
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(code not present)
Ubuntu 16.04 ESM (Xenial Xerus) Not vulnerable
(code not present)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was not-affected [code not present])
Patches:
Upstream: https://github.com/Exiv2/exiv2/commit/4f9c912c2267f1bc33d9c28f1b063d571770af75
Upstream: https://github.com/Exiv2/exiv2/commit/902dad0a6eae98b0057cae1b13e78f476f053fae