firefox: A heap buffer overflow vulnerability may occur in WebAssembly when"shrinkElements" is called followed by garbage coll...
CVE-2018-5094 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.
A heap buffer overflow vulnerability may occur in WebAssembly when"shrinkElements" is called followed by garbage collection on memory that isnow uninitialized. This results in a potentially exploitable crash. Thisvulnerability affects Firefox < 58.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| 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 |
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