CVE-2021-3569

NameCVE-2021-3569
DescriptionA 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libtpms (PTS)bookworm, sid0.9.2-3fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libtpmssource(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)

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