CVE-2021-29964

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Summary

CVECVE-2021-29964
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-06-24 14:15:00 UTC
Updated2021-06-30 20:56:00 UTC
DescriptionA locally-installed hostile program could send `WM_COPYDATA` messages that Firefox would process incorrectly, leading to an out-of-bounds read. *This bug only affects Firefox on Windows. Other operating systems are unaffected.*. This vulnerability affects Thunderbird < 78.11, Firefox < 89, and Firefox ESR < 78.11.

Risk And Classification

Problem Types: CWE-125

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Microsoft Windows - All All All
Application Mozilla Firefox All All All All
Application Mozilla Firefox Esr All All All All
Application Mozilla Thunderbird All All All All

References

ReferenceSourceLinkTags
Security Vulnerabilities fixed in Thunderbird 78.11 — Mozilla MISC www.mozilla.org
Security Vulnerabilities fixed in Firefox 89 — Mozilla MISC www.mozilla.org
Access Denied MISC bugzilla.mozilla.org
Security Vulnerabilities fixed in Firefox ESR 78.11 — 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

  • 296053 Oracle Solaris 11.4 Support Repository Update (SRU) 35.94.4 Missing (CPUJUL2021)
  • 375606 Mozilla Firefox Multiple Vulnerabilities (MFSA2021-23)
  • 375607 Mozilla Firefox ESR Multiple Vulnerabilities (MFSA2021-24)
  • 375609 Mozilla Thunderbird Multiple Vulnerabilities (MFSA2021-26)
  • 502381 Alpine Linux Security Update for thunderbird
  • 503632 Alpine Linux Security Update for thunderbird
  • 503634 Alpine Linux Security Update for thunderbird
  • 503650 Alpine Linux Security Update for thunderbird
  • 503669 Alpine Linux Security Update for thunderbird
  • 506260 Alpine Linux Security Update for thunderbird
  • 630721 Mozilla Firefox For Android Multiple Vulnerabilities
  • 750119 SUSE Enterprise Linux Security Update for MozillaFirefox (SUSE-SU-2021:1884-1)
  • 750123 SUSE Enterprise Linux Security Update for MozillaFirefox (SUSE-SU-2021:1886-1)
  • 750141 SUSE Enterprise Linux Security Update for MozillaFirefox (SUSE-SU-2021:1919-1)
  • 750166 OpenSUSE Security Update for MozillaFirefox (openSUSE-SU-2021:0858-1)
  • 750714 OpenSUSE Security Update for MozillaThunderbird (openSUSE-SU-2021:0910-1)
  • 750815 OpenSUSE Security Update for MozillaThunderbird (openSUSE-SU-2021:2003-1)
  • 750823 OpenSUSE Security Update for MozillaFirefox (openSUSE-SU-2021:1884-1)
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