CVE-2021-29982

Due to incorrect JIT optimization, we incorrectly interpreted data from the wrong type of object, resulting in the potential leak of a single bit of memory. This vulnerability affects Firefox < 91 and Thunderbird < 91.
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*

History

16 Mar 2022, 14:58

Type Values Removed Values Added
References (GENTOO) https://security.gentoo.org/glsa/202202-03 - (GENTOO) https://security.gentoo.org/glsa/202202-03 - Third Party Advisory

22 Feb 2022, 01:15

Type Values Removed Values Added
References
  • (GENTOO) https://security.gentoo.org/glsa/202202-03 -

25 Aug 2021, 14:34

Type Values Removed Values Added
References (MISC) https://bugzilla.mozilla.org/show_bug.cgi?id=1715318 - (MISC) https://bugzilla.mozilla.org/show_bug.cgi?id=1715318 - Exploit, Issue Tracking, Vendor Advisory
References (MISC) https://www.mozilla.org/security/advisories/mfsa2021-33/ - (MISC) https://www.mozilla.org/security/advisories/mfsa2021-33/ - Vendor Advisory
References (MISC) https://www.mozilla.org/security/advisories/mfsa2021-36/ - (MISC) https://www.mozilla.org/security/advisories/mfsa2021-36/ - Vendor Advisory
CVSS v2 : unknown
v3 : unknown
v2 : 4.3
v3 : 6.5
CWE CWE-772
CPE cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*

17 Aug 2021, 20:15

Type Values Removed Values Added
New CVE

Information

Published : 2021-08-17 20:15

Updated : 2023-12-10 13:55


NVD link : CVE-2021-29982

Mitre link : CVE-2021-29982

CVE.ORG link : CVE-2021-29982


JSON object : View

Products Affected

mozilla

  • thunderbird
  • firefox
CWE
CWE-772

Missing Release of Resource after Effective Lifetime