CVE-2019-11757

Priority
Description
When following the value's prototype chain, it was possible to retain a
reference to a locale, delete it, and subsequently reference it. This
resulted in a use-after-free and a potentially exploitable crash. This
vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR <
68.2.
Assigned-to
chrisccoulson
Notes
tyhicksmozjs contains a copy of the SpiderMonkey JavaScript engine
Package
Upstream:released (70.0)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 ESM (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):released (70.0+build2-0ubuntu0.16.04.1)
Ubuntu 18.04 LTS (Bionic Beaver):released (70.0+build2-0ubuntu0.18.04.1)
Ubuntu 19.10 (Eoan Ermine):released (70.0+build2-0ubuntu0.19.10.1)
Ubuntu 20.04 (Focal Fossa):released (70.0+build2-0ubuntu1)
Package
Upstream:needs-triage
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 ESM (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 18.04 LTS (Bionic Beaver):needs-triage
Ubuntu 19.10 (Eoan Ermine):DNE
Ubuntu 20.04 (Focal Fossa):DNE
Package
Upstream:needs-triage
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 ESM (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 18.04 LTS (Bionic Beaver):needs-triage
Ubuntu 19.10 (Eoan Ermine):needs-triage
Ubuntu 20.04 (Focal Fossa):needs-triage
Package
Upstream:needs-triage
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 ESM (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 19.10 (Eoan Ermine):needs-triage
Ubuntu 20.04 (Focal Fossa):DNE
Package
Priority: Low
Upstream:released (68.2)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 ESM (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):released (1:68.7.0+build1-0ubuntu0.16.04.2)
Ubuntu 18.04 LTS (Bionic Beaver):released (1:68.2.1+build1-0ubuntu0.18.04.1)
Ubuntu 19.10 (Eoan Ermine):released (1:68.2.1+build1-0ubuntu0.19.10.1)
Ubuntu 20.04 (Focal Fossa):released (1:68.2.0+build1.1-0ubuntu1)
More Information

Updated: 2020-04-24 03:52:44 UTC (commit d3f8a6ed481830fb100109a132bef581fc4176fe)