Debian/mbedtls: critical 9.1
An issue was discovered in Mbed TLS 3.5.x and 3.6.x through 3.6.5 and TF-PSA-Crypto 1.0. There is a lack of contributory behavior in FFDH due to improper input validation. Using finite-field Diffie-He
Action: Upgrade mbedtls to 3.6.6-0.1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 3.6.6-0.1 | - |
Fixed versions
| 3.6.6-0.1 |
Sources
- osv: DEBIAN-CVE-2026-34872#Debian:14/mbedtls
- https://security-tracker.debian.org/tracker/CVE-2026-34872
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