CVE-2018-12371

firefox: An integer overflow vulnerability in the Skia library when allocating memory for edge builders on some systems with a...

CVE-2018-12371 is fixed in 4 products on 1 platform, first by firefox 61.0+build3-0ubuntu0.18.04.1, released June 26, 2018. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0145
73rd percentile

An integer overflow vulnerability in the Skia library when allocating memory for edge builders on some systems with at least 16 GB of RAM. This results in the use of uninitialized memory, resulting in a potentially exploitable crash. This vulnerability affects Firefox ESR < 60.1, Thunderbird < 60, and Firefox < 61.

Where it's fixed

ProductFixed inFixReleased
Linux
firefox · Ubuntu 18.04.6 LTS (bionic) 61.0+build3-0ubuntu0.18.04.1 firefox 61.0+build3-0ubuntu0.18.04.1 Jun 26, 2018
firefox-globalmenu · Ubuntu 18.04.6 LTS (bionic) 61.0+build3-0ubuntu0.18.04.1 firefox-globalmenu 61.0+build3-0ubuntu0.18.04.1 Jun 26, 2018
firefox-mozsymbols · Ubuntu 18.04.6 LTS (bionic) 61.0+build3-0ubuntu0.18.04.1 firefox-mozsymbols 61.0+build3-0ubuntu0.18.04.1 Jun 26, 2018
firefox-testsuite · Ubuntu 18.04.6 LTS (bionic) 61.0+build3-0ubuntu0.18.04.1 firefox-testsuite 61.0+build3-0ubuntu0.18.04.1 Jun 26, 2018

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