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Description

Certificate length was not properly checked when added to a certificate store. In practice only trusted data was processed. This vulnerability affects Firefox < 135, Firefox ESR < 128.7, Thunderbird < 128.7, and Thunderbird < 135.

PUBLISHED Reserved 2025-02-04 | Published 2025-02-04 | Updated 2025-11-03 | Assigner mozilla

Problem types

Certificate length was not properly checked

Product status

Any version before 135
affected

Any version before 128.7
affected

Any version before 128.7
affected

Any version before 135
affected

Credits

Theemathas

References

lists.debian.org/debian-lts-announce/2025/02/msg00006.html

bugzilla.mozilla.org/show_bug.cgi?id=1940804

www.mozilla.org/security/advisories/mfsa2025-07/

www.mozilla.org/security/advisories/mfsa2025-09/

www.mozilla.org/security/advisories/mfsa2025-10/

www.mozilla.org/security/advisories/mfsa2025-11/

cve.org (CVE-2025-1014)

nvd.nist.gov (CVE-2025-1014)

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