CVE-2020-6796

Firefox ESR: A content process could have modified shared memory relating to crash reporting information, crash itself,…

CVE-2020-6796 is fixed in 4 products on 2 platforms, first by firefox 73.0+build3-0ubuntu0.18.04.1, released February 10, 2020. It is not reported as exploited. Patch Radar priority: High.

HighFixed on 2 platforms
CVSS
8.8
Important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0137
72nd percentile

A content process could have modified shared memory relating to crash reporting information, crash itself, and cause an out-of-bound write. This could have caused memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 73 and Firefox < ESR68.5.

Where it's fixed

ProductFixed inFixReleased
Windows apps
Mozilla Firefox ESR (en-US) 78.0esr Mozilla Firefox ESR (en-US) 78.0esr Jun 25, 2020
Linux
firefox · RHEL 8 0:68.5.0-2.el8_1 RHSA-2020:0512 Feb 17, 2020
firefox · Ubuntu 18.04.6 LTS (bionic) 73.0+build3-0ubuntu0.18.04.1 firefox 73.0+build3-0ubuntu0.18.04.1 Feb 10, 2020
firefox · Ubuntu 20.04 LTS (focal) 73.0+build3-0ubuntu1 firefox 73.0+build3-0ubuntu1 Feb 10, 2020
firefox · ol 8 0:68.5.0-2.0.1.el8_1 ELSA-2020-0512 Feb 19, 2020
firefox-geckodriver · Ubuntu 18.04.6 LTS (bionic) 73.0+build3-0ubuntu0.18.04.1 firefox-geckodriver 73.0+build3-0ubuntu0.18.04.1 Feb 10, 2020
firefox-geckodriver · Ubuntu 20.04 LTS (focal) 73.0+build3-0ubuntu1 firefox-geckodriver 73.0+build3-0ubuntu1 Feb 10, 2020
firefox-mozsymbols · Ubuntu 18.04.6 LTS (bionic) 73.0+build3-0ubuntu0.18.04.1 firefox-mozsymbols 73.0+build3-0ubuntu0.18.04.1 Feb 10, 2020
firefox-mozsymbols · Ubuntu 20.04 LTS (focal) 73.0+build3-0ubuntu1 firefox-mozsymbols 73.0+build3-0ubuntu1 Feb 10, 2020

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