CVE-2021-38498
During process shutdown, a document could have caused a use-after-free of a languages service object, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 93, Thunderbird < 91.2, and Firefox ESR < 91.2.
- Affected products
- Alt Linux, Astra Linux, Centos, Firefox, Firefox Esr, Linuxmint, Red Hat, Rocky Linux
- Mozilla Firefox
- < 93.0
- Mozilla Firefox Esr
- < 91.2
- Mozilla Thunderbird
- < 91.2
- Fix
- Available
- CVSS 3.1
- 7.5 HIGH
- EPSS
- 1.4% (70th percentile)
- Weakness
- CWE-416
- NVD status
- Modified
- Published
- 2021-11-03
CVE-2021-38498 at NVD
No indexed exploits for CVE-2021-38498 yet
Our index is partial: it proves presence, never absence
No exploit for CVE-2021-38498 has been indexed yet. Our index is built from live traffic and upstream syncs, so this page can only say what it knows — not that no exploit exists.