CVE-2017-7801

Priority
Description
A use-after-free vulnerability can occur while re-computing layout for a
"marquee" element during window resizing where the updated style object is
freed while still in use. This results in a potentially exploitable crash.
This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and
Firefox < 55.
Notes
 tyhicks> mozjs38 contains a copy of the SpiderMonkey JavaScript engine
Assigned-to
chrisccoulson
Package
Upstream:released (55.0)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):released (55.0.1+build2-0ubuntu0.14.04.2)
Ubuntu 16.04 LTS (Xenial Xerus):released (55.0.1+build2-0ubuntu0.16.04.2)
Ubuntu 18.04 LTS (Bionic Beaver):released (55.0.2+build1-0ubuntu4)
Ubuntu 18.10 (Cosmic Cuttlefish):released (55.0.2+build1-0ubuntu4)
Ubuntu 19.04 (Disco Dingo):released (55.0.2+build1-0ubuntu4)
Package
Upstream:needs-triage
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 18.04 LTS (Bionic Beaver):needs-triage
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Ubuntu 19.04 (Disco Dingo):DNE
Package
Priority: Low
Upstream:released (52.3.0)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):released (1:52.3.0+build1-0ubuntu0.14.04.1)
Ubuntu 16.04 LTS (Xenial Xerus):released (1:52.3.0+build1-0ubuntu0.16.04.1)
Ubuntu 18.04 LTS (Bionic Beaver):released (1:52.4.0+build1-0ubuntu2)
Ubuntu 18.10 (Cosmic Cuttlefish):released (1:52.4.0+build1-0ubuntu2)
Ubuntu 19.04 (Disco Dingo):released (1:52.4.0+build1-0ubuntu2)
More Information

Updated: 2019-01-14 21:27:17 UTC (commit 51f9b73af244ba86b9321e46e526586c25a8e060)