CVE-2020-0543

NameCVE-2020-0543
DescriptionIncomplete cleanup from specific special register read operations in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.
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)
ReferencesDLA-2241-1, DLA-2242-1, DLA-2248-1, DSA-4698-1, DSA-4699-1, DSA-4701-1
NVD severitylow

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
intel-microcode (PTS)stretch/non-free3.20200616.1~deb9u1fixed
buster/non-free3.20200616.1~deb10u1fixed
bullseye/non-free, sid/non-free3.20201110.1fixed
stretch/non-free (security)3.20200609.2~deb9u1fixed
buster/non-free (security)3.20200609.2~deb10u1fixed
linux (PTS)stretch4.9.228-1fixed
stretch (security)4.9.240-2fixed
buster4.19.146-1fixed
buster (security)4.19.152-1fixed
bullseye, sid5.9.9-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
intel-microcodesourcejessie3.20200609.2~deb8u1DLA-2248-1
intel-microcodesourcestretch3.20200609.2~deb9u1DSA-4701-1
intel-microcodesourcebuster3.20200609.2~deb10u1DSA-4701-1
intel-microcodesource(unstable)3.20200609.1
linuxsourcejessie3.16.84-1DLA-2241-1
linuxsourcestretch4.9.210-1+deb9u1DSA-4698-1
linuxsourcebuster4.19.118-2+deb10u1DSA-4699-1
linuxsource(unstable)5.6.14-2
linux-4.9sourcejessie4.9.210-1+deb9u1~deb8u1DLA-2242-1

Notes

https://www.vusec.net/projects/crosstalk/
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00320.html
https://software.intel.com/security-software-guidance/insights/deep-dive-special-register-buffer-data-sampling

Search for package or bug name: Reporting problems