| Name | CVE-2019-19814 |
| Description | In the Linux kernel 5.0.21, mounting a crafted f2fs filesystem image can cause __remove_dirty_segment slab-out-of-bounds write access because an array is bounded by the number of dirty types (8) but the array index can exceed this. |
| 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) | jessie, jessie (lts) | 3.16.84-1 | vulnerable |
| stretch (security) | 4.9.320-2 | vulnerable |
| stretch (lts), stretch | 4.9.320-3 | vulnerable |
| buster | 4.19.249-2 | vulnerable |
| buster (security) | 4.19.304-1 | vulnerable |
| bullseye | 5.10.209-2 | vulnerable |
| bullseye (security) | 5.10.216-1 | vulnerable |
| bookworm | 6.1.76-1 | vulnerable |
| bookworm (security) | 6.1.90-1 | vulnerable |
| trixie | 6.7.12-1 | vulnerable |
| sid | 6.8.9-1 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| linux | source | wheezy | (unfixed) | end-of-life | | |
| linux | source | jessie | (unfixed) | end-of-life | | |
| linux | source | (unstable) | (unfixed) | | | |
Notes
[bookworm] - linux <no-dsa> (Minor issue, no upstream fix available)
[bullseye] - linux <no-dsa> (Minor issue, no upstream fix available)
[buster] - linux <no-dsa> (Minor issue)
[stretch] - linux <ignored> (Minor issue; f2fs is not supportable)