| Name | CVE-2017-18193 |
| Description | fs/f2fs/extent_cache.c in the Linux kernel before 4.13 mishandles extent trees, which allows local users to cause a denial of service (BUG) via an application with multiple threads. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-4188-1 |
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) | 5.10.226-1 | fixed |
| bookworm | 6.1.115-1 | fixed |
| bookworm (security) | 6.1.119-1 | fixed |
| trixie | 6.12.5-1 | fixed |
| sid | 6.12.6-1 | 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 | (not affected) | | | |
| linux | source | jessie | (not affected) | | | |
| linux | source | stretch | 4.9.88-1 | | DSA-4188-1 | |
| linux | source | (unstable) | 4.13.4-1 | | | |
Notes
[jessie] - linux <not-affected> (Vulnerable code not present)
[wheezy] - linux <not-affected> (Vulnerable code not present)
Fixed by: https://git.kernel.org/linus/dad48e73127ba10279ea33e6dbc8d3905c4d31c0