| Name | CVE-2020-36422 |
| Description | An issue was discovered in Arm Mbed TLS before 2.23.0. A side channel allows recovery of an ECC private key, related to mbedtls_ecp_check_pub_priv, mbedtls_pk_parse_key, mbedtls_pk_parse_keyfile, mbedtls_ecp_mul, and mbedtls_ecp_mul_restartable. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3249-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| mbedtls (PTS) | stretch (security), stretch (lts), stretch | 2.4.2-1+deb9u4 | vulnerable |
| buster (security), buster, buster (lts) | 2.16.9-0~deb10u1 | fixed | |
| bullseye | 2.16.9-0.1 | fixed | |
| bookworm | 2.28.3-1 | fixed | |
| sid, trixie | 3.6.2-3 | 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 |
[stretch] - mbedtls <no-dsa> (Minor issue)