| Name | CVE-2020-36424 |
| Description | An issue was discovered in Arm Mbed TLS before 2.24.0. An attacker can recover a private key (for RSA or static Diffie-Hellman) via a side-channel attack against generation of base blinding/unblinding values. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3249-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| mbedtls (PTS) | bullseye | 2.16.9-0.1 | fixed |
| bullseye (security) | 2.16.9-0.1+deb11u3 | fixed |
| bookworm | 2.28.3-1 | fixed |
| forky, sid, trixie | 3.6.4-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| mbedtls | source | buster | 2.16.9-0~deb10u1 | | DLA-3249-1 | |
| mbedtls | source | (unstable) | 2.16.9-0.1 | | | |
Notes
[stretch] - mbedtls <no-dsa> (Minor issue)
https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2020-09-2