| Name | CVE-2020-25668 |
| Description | A flaw was found in Linux Kernel because access to the global variable fg_console is not properly synchronized leading to a use after free in con_font_op. |
| 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-2483-1, DLA-2494-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| linux (PTS) | bullseye | 5.10.223-1 | fixed |
| bullseye (security) | 5.10.234-1 | fixed |
| bookworm | 6.1.137-1 | fixed |
| bookworm (security) | 6.1.135-1 | fixed |
| trixie, sid | 6.12.27-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://www.openwall.com/lists/oss-security/2020/10/30/1
https://git.kernel.org/linus/90bfdeef83f1d6c696039b6a917190dcbbad3220