| Name | CVE-2021-3569 |
| Description | A stack corruption bug was found in libtpms in versions before 0.7.2 and before 0.8.0 while decrypting data using RSA. This flaw could result in a SIGBUS (bad memory access) and termination of swtpm. The highest threat from this vulnerability is to system availability. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| libtpms (PTS) | bookworm, sid, trixie | 0.9.2-3.1 | fixed |
| bookworm (security) | 0.9.2-3.1~deb12u1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| libtpms | source | (unstable) | 0.8.2-1 | | | |
Notes
https://github.com/stefanberger/libtpms/commit/505ef841c00b4c096b1977c667cb957bec3a1d8b (v0.8.0)
https://github.com/stefanberger/libtpms/commit/40cfe134c017d3aeaaed05ce71eaf9bfbe556b16 (v0.7.2)