| Name | CVE-2017-18270 |
| Description | In the Linux kernel before 4.13.5, a local user could create keyrings for other users via keyctl commands, setting unwanted defaults or causing a denial of service. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| linux (PTS) | buster | 4.19.249-2 | fixed |
| buster (security) | 4.19.289-2 | fixed |
| bullseye | 5.10.197-1 | fixed |
| bullseye (security) | 5.10.191-1 | fixed |
| bookworm | 6.1.55-1 | fixed |
| bookworm (security) | 6.1.52-1 | fixed |
| trixie | 6.5.10-1 | fixed |
| sid | 6.5.13-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| linux | source | wheezy | 3.2.101-1 | | | |
| linux | source | jessie | 3.16.56-1 | | | |
| linux | source | stretch | 4.9.65-1 | | | |
| linux | source | (unstable) | 4.13.10-1 | | | |
Notes
Fixed by: https://git.kernel.org/linus/237bbd29f7a049d310d907f4b2716a7feef9abf3 (4.14-rc3)