Mbed TLS through 3.6.4 has an Observable Timing Discrepancy.

Fix status by distribution

Fixed packages published by each distribution for this CVE

• Alpine Linux ALPINE-CVE-2025-59438 mbedtls Fixed in: 3.6.5-r0
• Debian DEBIAN-CVE-2025-59438 mbedtls Fixed in: 2.16.9-0.1+deb11u4

References

• advisory github.com
• advisory mbed-tls.readthedocs.io
• advisory mbed-tls.readthedocs.io
• advisory nvd.nist.gov