| Name | CVE-2024-21820 |
| Description | Incorrect default permissions in some Intel(R) Xeon(R) processor memory controller configurations when using Intel(R) SGX may allow a privileged user to potentially enable escalation of privilege via local access. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 1087532 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| intel-microcode (PTS) | bullseye/non-free | 3.20240813.1~deb11u1 | vulnerable |
| bullseye/non-free (security) | 3.20231114.1~deb11u1 | vulnerable |
| bookworm/non-free-firmware | 3.20240910.1~deb12u1 | vulnerable |
| bookworm/non-free-firmware (security) | 3.20231114.1~deb12u1 | vulnerable |
| sid/non-free-firmware, trixie/non-free-firmware | 3.20240910.1 | vulnerable |
The information below is based on the following data on fixed versions.
Notes
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01079.html
https://github.com/intel/Intel-Linux-Processor-Microcode-Data-Files/releases/tag/microcode-20241112