CVE-2017-5447

Priority
Description
An out-of-bounds read during the processing of glyph widths during text
layout. This results in a potentially exploitable crash and could allow an
attacker to read otherwise inaccessible memory. This vulnerability affects
Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox <
53.
Assigned-to
chrisccoulson
Notes
Package
Upstream:released (53.0)
Ubuntu 12.04 ESM (Precise Pangolin):DNE (precise was ignored)
Ubuntu 14.04 ESM (Trusty Tahr):DNE (trusty was released [53.0+build6-0ubuntu0.14.04.1])
Ubuntu 16.04 LTS (Xenial Xerus):released (53.0+build6-0ubuntu0.16.04.1)
Package
Upstream:released (52.1.1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE (precise was needs-triage)
Ubuntu 14.04 ESM (Trusty Tahr):DNE (trusty was released [1:52.1.1+build1-0ubuntu0.14.04.1])
Ubuntu 16.04 LTS (Xenial Xerus):released (1:52.1.1+build1-0ubuntu0.16.04.1)
More Information

Updated: 2020-09-10 05:39:54 UTC (commit 81a23a978c4436cd99e1d040e9e73e9146876281)