| Name | CVE-2018-16862 |
| Description | A security flaw was found in the Linux kernel in a way that the cleancache subsystem clears an inode after the final file truncation (removal). The new file created with the same inode may contain leftover pages from cleancache and the old file data instead of the new one. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-1715-1, DLA-1731-1, ELA-111-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| linux (PTS) | jessie, jessie (lts) | 3.16.84-1 | fixed |
| stretch (security) | 4.9.320-2 | fixed | |
| stretch (lts), stretch | 4.9.320-3 | fixed | |
| buster (security), buster, buster (lts) | 4.19.316-1 | fixed | |
| 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 | |
| linux-4.9 (PTS) | jessie, jessie (lts) | 4.9.303-1~deb8u3 | 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 | 3.16.64-2~deb7u1 | ELA-111-1 | ||
| linux | source | jessie | 3.16.64-1 | DLA-1731-1 | ||
| linux | source | stretch | 4.9.144-1 | |||
| linux | source | (unstable) | 4.19.9-1 | |||
| linux-4.9 | source | jessie | 4.9.144-3.1~deb8u1 | DLA-1715-1 |
https://lore.kernel.org/patchwork/patch/1011367/
https://bugzilla.redhat.com/show_bug.cgi?id=1649017
Fixed by: https://git.kernel.org/linus/6ff38bd40230af35e446239396e5fc8ebd6a5248