CVE-2018-5093

firefox: A heap buffer overflow vulnerability may occur in WebAssembly duringMemory/Table resizing, resulting in a potentially...

CVE-2018-5093 is fixed in 4 products on 1 platform, first by firefox 59.0.1+build1-0ubuntu1, released March 14, 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
0.1941
97th percentile

A heap buffer overflow vulnerability may occur in WebAssembly duringMemory/Table resizing, resulting in a potentially exploitable crash. Thisvulnerability affects Firefox < 58.

Where it's fixed

ProductFixed inFixReleased
Linux
firefox · Ubuntu 18.04.6 LTS (bionic) 59.0.1+build1-0ubuntu1 firefox 59.0.1+build1-0ubuntu1 Jun 11, 2018
firefox · Ubuntu 24.10 (oracular) 59.0.1+build1-0ubuntu1 firefox 59.0.1+build1-0ubuntu1 Mar 14, 2018
firefox · Ubuntu 25.04 (plucky) 59.0.1+build1-0ubuntu1 firefox 59.0.1+build1-0ubuntu1 Mar 14, 2018
firefox-globalmenu · Ubuntu 18.04.6 LTS (bionic) 59.0.1+build1-0ubuntu1 firefox-globalmenu 59.0.1+build1-0ubuntu1 Jun 11, 2018
firefox-mozsymbols · Ubuntu 18.04.6 LTS (bionic) 59.0.1+build1-0ubuntu1 firefox-mozsymbols 59.0.1+build1-0ubuntu1 Jun 11, 2018
firefox-testsuite · Ubuntu 18.04.6 LTS (bionic) 59.0.1+build1-0ubuntu1 firefox-testsuite 59.0.1+build1-0ubuntu1 Jun 11, 2018