mbedtls: An issue was discovered in Mbed TLS before 3.6.6 and 4.x before 4.1.0 and TF-PSA-Crypto before 1.1.0
CVE-2026-34871 is fixed in mbedtls on 1 platform by DEBIAN-CVE-2026-34871 (version 3.6.6-0.1), released April 1, 2026. It is not reported as exploited. Patch Radar priority: Routine.
An issue was discovered in Mbed TLS before 3.6.6 and 4.x before 4.1.0 and TF-PSA-Crypto before 1.1.0. There is a Predictable Seed in a Pseudo-Random Number Generator (PRNG).
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| mbedtls · Debian 14 | 3.6.6-0.1 | DEBIAN-CVE-2026-34871 | Apr 1, 2026 |
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