UBUNTU-CVE-2021-29955
See a problem?- Source
- https://ubuntu.com/security/notices/UBUNTU-CVE-2021-29955
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-29955.json
- JSON Data
- https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-29955
- Related
- Published
- 2021-06-24T14:15:00Z
- Modified
- 2021-06-24T14:15:00Z
- Severity
-
- 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N CVSS Calculator
- Summary
- [none]
- Details
-
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
-
- https://ubuntu.com/security/CVE-2021-29955
- https://www.mozilla.org/en-US/security/advisories/mfsa2021-10/#CVE-2021-29955
- https://www.mozilla.org/en-US/security/advisories/mfsa2021-11/#CVE-2021-29955
- https://www.mozilla.org/security/advisories/mfsa2021-11/
- https://www.mozilla.org/security/advisories/mfsa2021-10/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1692972
- https://www.cve.org/CVERecord?id=CVE-2021-29955
Affected packages
Ubuntu:Pro:18.04:LTS / mozjs52
Package
- Name
- mozjs52
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affected
Ubuntu:Pro:18.04:LTS / mozjs38
Package
- Name
- mozjs38
Ubuntu:20.04:LTS / mozjs52
Package
- Name
- mozjs52
Ubuntu:20.04:LTS / mozjs68
Package
- Name
- mozjs68