CVE-2019-18222

The ECDSA signature implementation in ecdsa.c in Arm Mbed Crypto 2.1 and Mbed TLS through 2.19.1 does not reduce the blinded scalar before computing t...

Original description

The description as published by the source.

The ECDSA signature implementation in ecdsa.c in Arm Mbed Crypto 2.1 and Mbed TLS through 2.19.1 does not reduce the blinded scalar before computing the inverse, which allows a local attacker to recover the private key via side-channel attacks.

Source: OSV.dev (Open Source Vulnerabilities) NVD OSV

Fix status by distribution

Fixed packages published by each distribution for this CVE

Alpine Linux ALPINE-CVE-2019-18222 mbedtls Fixed in: 2.16.4-r0
Debian DEBIAN-CVE-2019-18222 mbedtls Fixed in: 2.16.4-1

References

advisory lists.debian.org
advisory lists.fedoraproject.org
advisory lists.fedoraproject.org
advisory tls.mbed.org
advisory tls.mbed.org