CVE-2020-6813

Priority
Description
When protecting CSS blocks with the nonce feature of Content Security
Policy, the @import statement in the CSS block could allow an attacker to
inject arbitrary styles, bypassing the intent of the Content Security
Policy. This vulnerability affects Firefox < 74.
Assigned-to
chrisccoulson
Notes
tyhicksmozjs contains a copy of the SpiderMonkey JavaScript engine
Package
Upstream:released (74.0)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 ESM (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):released (74.0+build3-0ubuntu0.16.04.1)
Ubuntu 18.04 LTS (Bionic Beaver):released (74.0+build3-0ubuntu0.18.04.1)
Ubuntu 20.04 LTS (Focal Fossa):released (74.0+build3-0ubuntu1)
Ubuntu 20.10 (Groovy Gorilla):released (74.0+build3-0ubuntu1)
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 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
More Information

Updated: 2020-09-09 23:36:54 UTC (commit 81a23a978c4436cd99e1d040e9e73e9146876281)