by Kastro
Paper/Archive/CVE-2024-11704

CVE-2024-11704

Mozilla Firefox — A double-free issue could have occurred in `sec_pkcs7_decoder_start_decrypt()` when handling an error path.

EPSS 0.9%CVSS 9.8
critical.is priorityof 100
41
CVSS 9.8 (ADP)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 60.1.601 × 2012.0No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

A double-free issue could have occurred in `sec_pkcs7_decoder_start_decrypt()` when handling an error path. Under specific conditions, the same symmetric key could have been freed twice, potentially leading to memory corruption. This vulnerability affects Firefox < 133, Thunderbird < 133, Firefox ESR < 128.7, and Thunderbird < 128.7.

Affected

ProductAffectedFixed inSource
Firefoxunspecified – < 133133CNA
Thunderbirdunspecified – < 133133CNA
Firefox ESRunspecified – < 128.7128.7CNA
Thunderbirdunspecified – < 128.7128.7CNA
firefox< 133133CISA-ADP
thunderbird< 133133CISA-ADP

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refbugzilla.mozilla.org/show_bug.cgi?id=1899402refmozilla.org/security/advisories/mfsa2024-63refmozilla.org/security/advisories/mfsa2024-67refmozilla.org/security/advisories/mfsa2025-09refmozilla.org/security/advisories/mfsa2025-10reflists.debian.org/debian-lts-announce/2025/02/msg00006.htmlreflists.debian.org/debian-lts-announce/2025/02/msg00005.html