CVE-2021-38501

Name
CVE-2021-38501
Description
Mozilla developers reported memory safety bugs present in Firefox 92 and Firefox ESR 91.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 93, Thunderbird < 91.2, and Firefox ESR < 91.2.
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://bugzilla.mozilla.org/buglist.cgi?bug_id=1685354%2C1715755%2C1723176
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
thunderbird edge-community 91.3.2-r0 None fixed
thunderbird edge-community 78.9.0-r0 None possibly vulnerable
thunderbird edge-community 78.7.0-r0 None possibly vulnerable
thunderbird edge-community 78.6.1-r0 None possibly vulnerable
thunderbird edge-community 78.5.1-r0 None possibly vulnerable
thunderbird edge-community 68.10.0-r0 None possibly vulnerable
thunderbird edge-community 68.9.0-r0 None possibly vulnerable
thunderbird edge-community 68.8.0-r0 None possibly vulnerable
thunderbird edge-community 68.7.0-r0 None possibly vulnerable
thunderbird edge-community 68.6.0-r0 None possibly vulnerable
thunderbird edge-community 68.5.0-r0 None possibly vulnerable
thunderbird 3.22-community 91.3.2-r0 None fixed
thunderbird 3.22-community 78.9.0-r0 None possibly vulnerable
thunderbird 3.22-community 78.7.0-r0 None possibly vulnerable
thunderbird 3.22-community 78.6.1-r0 None possibly vulnerable
thunderbird 3.22-community 78.5.1-r0 None possibly vulnerable
thunderbird 3.22-community 68.10.0-r0 None possibly vulnerable
thunderbird 3.22-community 68.9.0-r0 None possibly vulnerable
thunderbird 3.22-community 68.8.0-r0 None possibly vulnerable
thunderbird 3.22-community 68.7.0-r0 None possibly vulnerable
thunderbird 3.22-community 68.6.0-r0 None possibly vulnerable
thunderbird 3.22-community 68.5.0-r0 None possibly vulnerable
thunderbird 3.21-community 91.3.2-r0 None fixed
thunderbird 3.20-community 91.3.2-r0 None fixed
thunderbird 3.19-community 91.3.2-r0 None fixed
thunderbird 3.18-community 91.3.2-r0 None fixed
thunderbird 3.17-community 91.3.2-r0 None fixed
librewolf edge-community 93.0-r0 None fixed
librewolf 3.22-community 93.0-r0 None fixed
librewolf 3.21-community 93.0-r0 None fixed
firefox-esr edge-community 91.2.0-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
firefox-esr 3.22-community 91.2.0-r0 None fixed
firefox-esr 3.21-community 91.2.0-r0 None fixed
firefox-esr 3.20-community 91.2.0-r0 None fixed
firefox-esr 3.19-community 91.2.0-r0 None fixed
firefox-esr 3.18-community 91.2.0-r0 None fixed
firefox-esr 3.17-community 91.2.0-r0 None fixed
firefox edge-community 93.0-r0 Rasmus Thomsen <oss@cogitri.dev> fixed
firefox edge-community 92.0.1-r0 Rasmus Thomsen <oss@cogitri.dev> fixed
firefox edge-community 90.0.2-r0 Rasmus Thomsen <oss@cogitri.dev> possibly vulnerable
firefox edge-community 90.0-r0 Rasmus Thomsen <oss@cogitri.dev> possibly vulnerable
firefox edge-community 89.0-r0 Rasmus Thomsen <oss@cogitri.dev> possibly vulnerable
firefox edge-community 88.0.1-r0 Rasmus Thomsen <oss@cogitri.dev> possibly vulnerable
firefox edge-community 88.0-r0 Rasmus Thomsen <oss@cogitri.dev> possibly vulnerable
firefox edge-community 87.0-r0 None possibly vulnerable
firefox edge-community 85.0-r0 None possibly vulnerable
firefox edge-community 84.0.2-r0 None possibly vulnerable
firefox edge-community 84.0.1-r0 None possibly vulnerable
firefox edge-community 83.0-r0 None possibly vulnerable
firefox edge-community 82.0.3-r0 None possibly vulnerable
firefox edge-community 82.0-r0 None possibly vulnerable
firefox edge-community 81.0-r0 None possibly vulnerable
firefox edge-community 80.0-r0 None possibly vulnerable
firefox edge-community 79.0-r0 None possibly vulnerable
firefox edge-community 78.0-r0 None possibly vulnerable
firefox edge-community 77.0-r0 None possibly vulnerable
firefox edge-community 76.0-r0 None possibly vulnerable
firefox edge-community 75.0-r0 None possibly vulnerable
firefox edge-community 74.0.1-r0 None possibly vulnerable
firefox edge-community 74.0-r0 None possibly vulnerable
firefox edge-community 71.0.1-r0 None possibly vulnerable
firefox edge-community 70.0-r0 None possibly vulnerable
firefox edge-community 68.0.2-r0 None possibly vulnerable
firefox 3.22-community 93.0-r0 None fixed
firefox 3.22-community 92.0.1-r0 None fixed
firefox 3.22-community 90.0-r0 None possibly vulnerable
firefox 3.22-community 89.0-r0 None possibly vulnerable
firefox 3.22-community 88.0.1-r0 None possibly vulnerable
firefox 3.22-community 88.0-r0 None possibly vulnerable
firefox 3.22-community 87.0-r0 None possibly vulnerable
firefox 3.22-community 85.0-r0 None possibly vulnerable
firefox 3.22-community 84.0.2-r0 None possibly vulnerable
firefox 3.22-community 84.0.1-r0 None possibly vulnerable
firefox 3.22-community 83.0-r0 None possibly vulnerable
firefox 3.22-community 82.0.3-r0 None possibly vulnerable
firefox 3.22-community 82.0-r0 None possibly vulnerable
firefox 3.22-community 81.0-r0 None possibly vulnerable
firefox 3.22-community 80.0-r0 None possibly vulnerable
firefox 3.22-community 79.0-r0 None possibly vulnerable
firefox 3.22-community 78.0-r0 None possibly vulnerable
firefox 3.22-community 77.0-r0 None possibly vulnerable
firefox 3.22-community 76.0-r0 None possibly vulnerable
firefox 3.22-community 75.0-r0 None possibly vulnerable
firefox 3.22-community 74.0.1-r0 None possibly vulnerable
firefox 3.22-community 74.0-r0 None possibly vulnerable
firefox 3.22-community 71.0.1-r0 None possibly vulnerable
firefox 3.22-community 70.0-r0 None possibly vulnerable
firefox 3.22-community 68.0.2-r0 None possibly vulnerable
firefox 3.21-community 93.0-r0 None fixed
firefox 3.20-community 93.0-r0 None fixed
firefox 3.19-community 93.0-r0 None fixed
firefox 3.18-community 93.0-r0 None fixed
firefox 3.17-community 93.0-r0 None fixed