CVE-2021-29955

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Summary

CVECVE-2021-29955
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-06-24 14:15:00 UTC
Updated2021-06-30 16:48:00 UTC
DescriptionA 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.

Risk And Classification

Problem Types: CWE-74

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Mozilla Firefox All All All All
Application Mozilla Firefox Esr All All All All

References

ReferenceSourceLinkTags
Access Denied MISC bugzilla.mozilla.org
Security Vulnerabilities fixed in Firefox 87 — Mozilla MISC www.mozilla.org
Security Vulnerabilities fixed in Firefox ESR 78.9 — Mozilla MISC www.mozilla.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 180580 Debian Security Update for firefox-esr (CVE-2021-29955)
  • 296065 Oracle Solaris 11.4 Support Repository Update (SRU) 39.107.1 Missing (CPUOCT2021)
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