CVE-2020-12417

Priority
Description
Due to confusion about ValueTags on JavaScript Objects, an object may pass
through the type barrier, resulting in memory corruption and a potentially
exploitable crash. *Note: this issue only affects Firefox on ARM64
platforms.* This vulnerability affects Firefox ESR < 68.10, Firefox < 78,
and Thunderbird < 68.10.0.
Assigned-to
chrisccoulson
Notes
tyhicksmozjs contains a copy of the SpiderMonkey JavaScript engine
Package
Upstream:released (78)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 ESM (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):released (78.0.1+build1-0ubuntu0.16.04.1)
Ubuntu 18.04 LTS (Bionic Beaver):released (78.0.1+build1-0ubuntu0.18.04.1)
Ubuntu 20.04 LTS (Focal Fossa):released (78.0.1+build1-0ubuntu0.20.04.1)
Ubuntu 20.10 (Groovy Gorilla):released (78.0.1+build1-0ubuntu1)
Package
Upstream:released (68.10.0esr-1)
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 20.04 LTS (Focal Fossa):DNE
Ubuntu 20.10 (Groovy Gorilla):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 20.04 LTS (Focal Fossa):DNE
Ubuntu 20.10 (Groovy Gorilla):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 20.04 LTS (Focal Fossa):needs-triage
Ubuntu 20.10 (Groovy Gorilla):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 20.04 LTS (Focal Fossa):DNE
Ubuntu 20.10 (Groovy Gorilla):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):DNE
Ubuntu 20.04 LTS (Focal Fossa):needs-triage
Ubuntu 20.10 (Groovy Gorilla):needs-triage
Package
Priority: Low
Upstream:released (68.10.0)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 ESM (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):released (1:68.10.0+build1-0ubuntu0.16.04.1)
Ubuntu 18.04 LTS (Bionic Beaver):released (1:68.10.0+build1-0ubuntu0.18.04.1)
Ubuntu 20.04 LTS (Focal Fossa):released (1:68.10.0+build1-0ubuntu0.20.04.1)
Ubuntu 20.10 (Groovy Gorilla):released (1:68.10.0+build1-0ubuntu1)
More Information

Updated: 2020-07-28 19:02:08 UTC (commit 7b6828437fde0509248708fcdb5b0f7587b85bd1)