Debian/mbedtls: medium 4.9
In MbedTLS 3.3.0 before 3.6.4, mbedtls_lms_verify may accept invalid signatures if hash computation fails and internal errors go unchecked, enabling LMS (Leighton-Micali Signature) forgery in a fault
Action: Upgrade mbedtls to 3.6.4-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 3.6.4-1 | - |
Fixed versions
| 3.6.4-1 |
Sources
- osv: DEBIAN-CVE-2025-49600#Debian:14/mbedtls
- https://security-tracker.debian.org/tracker/CVE-2025-49600
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