An issue present in lowering/register allocation could have led to obscure but deterministic register confusion failures in JITted code that would lead to a potentially exploitable crash. This vulnerability affects Firefox < 91 and Thunderbird < 91.
References
Link | Resource |
---|---|
https://bugzilla.mozilla.org/show_bug.cgi?id=1707774 | Issue Tracking Vendor Advisory |
https://security.gentoo.org/glsa/202202-03 | Third Party Advisory |
https://www.mozilla.org/security/advisories/mfsa2021-33/ | Vendor Advisory |
https://www.mozilla.org/security/advisories/mfsa2021-36/ | Vendor Advisory |
History
No history.
MITRE Information
Status: PUBLISHED
Assigner: mozilla
Published: 2021-08-17T19:12:38
Updated: 2022-02-22T00:06:32
Reserved: 2021-04-01T00:00:00
Link: CVE-2021-29981
JSON object: View
NVD Information
Status : Analyzed
Published: 2021-08-17T20:15:07.730
Modified: 2022-03-16T14:56:27.980
Link: CVE-2021-29981
JSON object: View
Redhat Information
No data.
CWE