A transient execution vulnerability, named Floating Point Value Injection (FPVI) allowed an attacker to leak arbitrary memory addresses and may have also enabled JIT type confusion attacks. (A related vulnerability, Speculative Code Store Bypass (SCSB), did not affect Firefox.). This vulnerability affects Firefox ESR < 78.9 and Firefox < 87.
References
| Link | Resource |
|---|---|
| https://bugzilla.mozilla.org/show_bug.cgi?id=1692972 | Permissions Required Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2021-10/ | Release Notes Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2021-11/ | Release Notes Vendor Advisory |
| https://bugzilla.mozilla.org/show_bug.cgi?id=1692972 | Permissions Required Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2021-10/ | Release Notes Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2021-11/ | Release Notes Vendor Advisory |
Configurations
Configuration 1 (hide)
|
History
21 Nov 2024, 06:02
| Type | Values Removed | Values Added |
|---|---|---|
| References | () https://bugzilla.mozilla.org/show_bug.cgi?id=1692972 - Permissions Required, Vendor Advisory | |
| References | () https://www.mozilla.org/security/advisories/mfsa2021-10/ - Release Notes, Vendor Advisory | |
| References | () https://www.mozilla.org/security/advisories/mfsa2021-11/ - Release Notes, Vendor Advisory |
Information
Published : 2021-06-24 14:15
Updated : 2024-11-21 06:02
NVD link : CVE-2021-29955
Mitre link : CVE-2021-29955
CVE.ORG link : CVE-2021-29955
JSON object : View
Products Affected
mozilla
- firefox_esr
- firefox
CWE
CWE-74
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')