| 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, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more) |
| References | DLA-2483-1, DLA-2494-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| linux (PTS) | buster | 4.19.249-2 | fixed |
| buster (security) | 4.19.282-1 | fixed | |
| bullseye | 5.10.178-3 | fixed | |
| bullseye (security) | 5.10.179-1 | fixed | |
| bookworm, sid | 6.1.27-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| linux | source | stretch | 4.9.246-1 | DLA-2494-1 | ||
| linux | source | buster | 4.19.160-1 | |||
| linux | source | (unstable) | 5.9.6-1 | |||
| linux-4.19 | source | stretch | 4.19.160-2~deb9u1 | DLA-2483-1 |
https://www.openwall.com/lists/oss-security/2020/10/30/1
https://git.kernel.org/linus/90bfdeef83f1d6c696039b6a917190dcbbad3220