1. Home
  2. Vulnerabilities
  3. CVE-2021-29982

CVE-2021-29982

CVSS v3.1 6.5 (Medium)
65% Progress
CVSS v2.0 4.3 (Medium)
43% Progress
EPSS 0.21 % (59th)
0.21% Progress
Affected Products 2
Advisories 18
Info CVSS EPSS CAPEC Affected Configurations References Security Advisories Packages & Software OVAL Tools, Exploits & PoC Graph Web & Social Timeline

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.

Weaknesses
CWE-772
Missing Release of Resource after Effective Lifetime
CVE Status
PUBLISHED
CNA
Mozilla Corporation
Published Date
2021-08-17 20:15:07
(3 years ago)
Updated Date
2022-03-16 14:58:25
(2 years ago)

Affected Products

Mozilla

Configuration #1

    CPE23 From Up To
  Mozilla Firefox prior 91.0 version cpe:2.3:a:mozilla:firefox < 91.0
  Mozilla Thunderbird prior 91.0 version cpe:2.3:a:mozilla:thunderbird < 91.0