CVE-2024-11704
thunderbird - security update
9.8
CRITICAL
CVSS 3.1
EPSS 0.27%
Description
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.
How to fix CVE-2024-11704
To remediate CVE-2024-11704, upgrade the affected package to a fixed version below.
- —upgrade to 128.7.0esr-1~deb11u1 or later
- —upgrade to 128.7.0esr-1~deb11u1 or later
- —upgrade to 128.7.0esr-1~deb12u1 or later
- —upgrade to 1:128.7.0esr-1~deb11u1 or later
- —upgrade to 1:128.7.0esr-1~deb11u1 or later
- —upgrade to 1:128.7.0esr-1~deb12u1 or later
Is CVE-2024-11704 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (6)
- from 0, < 128.7.0esr-1~deb11u1
- from 0, < 128.7.0esr-1~deb11u1
- from 0, < 128.7.0esr-1~deb12u1
- from 0, < 1:128.7.0esr-1~deb11u1
- from 0, < 1:128.7.0esr-1~deb11u1
- from 0, < 1:128.7.0esr-1~deb12u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |