JLSEC-2025-216 High 7.5

In Mbed TLS before 3.1.0, `psa_aead_generate_nonce` allows policy bypass or oracle-based decryption...

JLSEC Published: Nov 21, 2025
Modified: Jul 23, 2026
Severity: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected Packages: MbedTLS_jll < 2.28.0+0
Upstream: CVE-2021-45451

In Mbed TLS before 3.1.0, psa_aead_generate_nonce allows policy bypass or oracle-based decryption when the output buffer is at memory locations accessible to an untrusted application.

References

https://github.com/ARMmbed/mbedtls/releases/tag/v3.1.0
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IL66WKJGXY5AXMTFE7QDMGL3RIBD6PX5/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TALJHOYAYSUJTLN6BYGLO4YJGNZUY74W/