Name | CVE-2020-36557 |
Description | A race condition in the Linux kernel before 5.6.2 between the VT_DISALLOCATE ioctl and closing/opening of ttys could lead to a use-after-free. |
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) |
The table below lists information on source packages.
Source Package | Release | Version | Status |
---|---|---|---|
linux (PTS) | buster | 4.19.249-2 | fixed |
buster (security) | 4.19.269-1 | fixed | |
bullseye | 5.10.158-2 | fixed | |
bullseye (security) | 5.10.162-1 | fixed | |
bookworm | 6.1.15-1 | fixed | |
sid | 6.1.20-1 | fixed |
The information below is based on the following data on fixed versions.
Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
---|---|---|---|---|---|---|
linux | source | buster | 4.19.118-1 | |||
linux | source | (unstable) | 5.5.17-1 |
https://git.kernel.org/linus/ca4463bf8438b403596edd0ec961ca0d4fbe0220 (v5.7-rc1)