| Name | CVE-2020-22218 |
| Description | An issue was discovered in function _libssh2_packet_add in libssh2 1.10.0 allows attackers to access out of bounds memory. |
| 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-3559-1, ELA-956-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| libssh2 (PTS) | jessie, jessie (lts) | 1.4.3-4.1+deb8u7 | fixed |
| stretch (security) | 1.7.0-1+deb9u2 | vulnerable |
| stretch (lts), stretch | 1.7.0-1+deb9u3 | fixed |
| buster (security), buster, buster (lts) | 1.8.0-2.1+deb10u1 | fixed |
| bullseye | 1.9.0-2+deb11u1 | fixed |
| bookworm | 1.10.0-3 | fixed |
| sid, trixie | 1.11.1-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://github.com/libssh2/libssh2/pull/476
https://github.com/libssh2/libssh2/commit/642eec48ff3adfdb7a9e562b6d7fc865d1733f45 (libssh2-1.10.0)