| Name | CVE-2023-54285 |
| Description | In the Linux kernel, the following vulnerability has been resolved: iomap: Fix possible overflow condition in iomap_write_delalloc_scan folio_next_index() returns an unsigned long value which left shifted by PAGE_SHIFT could possibly cause an overflow on 32-bit system. Instead use folio_pos(folio) + folio_size(folio), which does this correctly. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-4476-1, DSA-6127-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| linux (PTS) | bullseye | 5.10.223-1 | fixed |
| bullseye (security) | 5.10.249-1 | fixed | |
| bookworm | 6.1.159-1 | vulnerable | |
| bookworm (security) | 6.1.162-1 | fixed | |
| trixie | 6.12.63-1 | fixed | |
| trixie (security) | 6.12.73-1 | fixed | |
| forky, sid | 6.18.12-1 | fixed | |
| linux-6.1 (PTS) | bullseye (security) | 6.1.162-1~deb11u1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| linux | source | bullseye | (not affected) | |||
| linux | source | bookworm | 6.1.162-1 | DSA-6127-1 | ||
| linux | source | (unstable) | 6.5.6-1 | |||
| linux-6.1 | source | bullseye | 6.1.162-1~deb11u1 | DLA-4476-1 |
[bullseye] - linux <not-affected> (Vulnerable code not present)
https://git.kernel.org/linus/eee2d2e6ea5550118170dbd5bb1316ceb38455fb (6.6-rc1)