CVE-2021-38496

Name
CVE-2021-38496
Description
During operations on MessageTasks, a task may have been removed while it was still scheduled, resulting in memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.15, Thunderbird < 91.2, Firefox ESR < 91.2, Firefox ESR < 78.15, and Firefox < 93.
NVD Severity
high
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://www.mozilla.org/security/advisories/mfsa2021-44/
MISC https://www.mozilla.org/security/advisories/mfsa2021-47/
MISC https://www.mozilla.org/security/advisories/mfsa2021-46/
MISC https://bugzilla.mozilla.org/show_bug.cgi?id=1725335
DEBIAN https://www.debian.org/security/2022/dsa-5034
MLIST https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html

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 < 78.15
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* firefox_esr >= 91.0 < 91.2
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* thunderbird >= None < 78.15
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* thunderbird >= 91.0 < 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> fixed
firefox-esr 3.14-community 78.15.0-r0 Natanael Copa <ncopa@alpinelinux.org> fixed