CVE-2018-5094

Priority
Description
A heap buffer overflow vulnerability may occur in WebAssembly when
"shrinkElements" is called followed by garbage collection on memory that is
now uninitialized. This results in a potentially exploitable crash. This
vulnerability affects Firefox < 58.
Notes
 tyhicks> mozjs contains a copy of the SpiderMonkey JavaScript engine
 chrisccoulson> This is not fixed in mozjs52, but it's unclear whether it is
  unaffected or just ignored as the bug is still private. See
  https://hg.mozilla.org/releases/mozilla-release/rev/2467d71d0e0d
Assigned-to
chrisccoulson
Package
Upstream:released (58.0)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Trusty/esm:DNE (trusty was released [58.0+build6-0ubuntu0.14.04.1])
Ubuntu 16.04 LTS (Xenial Xerus):released (58.0+build6-0ubuntu0.16.04.1)
Ubuntu 18.04 LTS (Bionic Beaver):released (59.0.1+build1-0ubuntu1)
Ubuntu 18.10 (Cosmic Cuttlefish):released (59.0.1+build1-0ubuntu1)
Ubuntu 19.04 (Disco Dingo):released (59.0.1+build1-0ubuntu1)
Ubuntu 19.10 (Eoan):released (59.0.1+build1-0ubuntu1)
Package
Upstream:needs-triage
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Trusty/esm: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
Ubuntu 19.10 (Eoan):DNE
Package
Upstream:needs-triage
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Trusty/esm:DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 18.04 LTS (Bionic Beaver):deferred
Ubuntu 18.10 (Cosmic Cuttlefish):deferred
Ubuntu 19.04 (Disco Dingo):deferred
Ubuntu 19.10 (Eoan):deferred
More Information

Updated: 2019-04-26 14:29:46 UTC (commit 30899e40836d26e1bb5f0b072d31fd87b6cf3bd4)