CVE-2021-38498

Name
CVE-2021-38498
Description
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.
NVD Severity
medium
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
MISC https://www.mozilla.org/security/advisories/mfsa2021-43/
MISC https://www.mozilla.org/security/advisories/mfsa2021-45/
MISC https://bugzilla.mozilla.org/show_bug.cgi?id=1729642
MISC https://www.mozilla.org/security/advisories/mfsa2021-47/

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* firefox >= None < 93.0
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* firefox_esr >= None < 91.2
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* thunderbird >= None < 91.2

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
firefox 3.14-community 89.0.1-r0 Rasmus Thomsen <oss@cogitri.dev> possibly vulnerable