CVE-2024-38587
Description
In the Linux kernel, the following vulnerability has been resolved: speakup: Fix sizeof() vs ARRAY_SIZE() bug The "buf" pointer is an array of u16 values. This code should be using ARRAY_SIZE() (which is 256) instead of sizeof() (which is 512), otherwise it can the still got out of bounds.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Mitigation details
CVE-2024-38587 NameCVE-2024-38587 DescriptionIn the Linux kernel, the following vulnerability has been resolved: speakup: Fix sizeof() vs ARRAY_SIZE() bug The "buf" pointer is an array of u16 values. This code should be using ARRAY_SIZE() (which is 256) instead of sizeof() (which is 512), otherwise it can the still got out of bounds. SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian…
CVE-2024-38587
| Name | CVE-2024-38587 |
| Description | In the Linux kernel, the following vulnerability has been resolved: speakup: Fix sizeof() vs ARRAY_SIZE() bug The "buf" pointer is an array of u16 values. This code should be using ARRAY_SIZE() (which is 256) instead of sizeof() (which is 512), otherwise it can the still got out of bounds. |
| 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-3840-1, DSA-5730-1 |
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) | 5.10.257-1 | fixed | |
| bookworm | 6.1.170-3 | fixed | |
| bookworm (security) | 6.1.172-1 | fixed | |
| trixie | 6.12.86-1 | fixed | |
| trixie (security) | 6.12.90-1 | fixed | |
| forky | 7.0.9-1 | fixed | |
| sid | 7.0.10-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| linux | source | buster | 4.19.316-1 | DLA-3840-1 | ||
| linux | source | bullseye | 5.10.221-1 | DSA-5730-1 | ||
| linux | source | bookworm | 6.1.94-1 | |||
| linux | source | (unstable) | 6.8.12-1 |
Notes
https://git.kernel.org/linus/008ab3c53bc4f0b2f20013c8f6c204a3203d0b8b (6.10-rc1)
Apply commands
https://git.kernel.org/linus/008ab3c53bc4f0b2f20013c8f6c204a3203d0b8b (6.10-rc1)OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 6.1.94-1 |
| debian | bullseye | fixed | 5.10.221-1 |
| debian | forky | fixed | 6.8.12-1 |
| debian | sid | fixed | 6.8.12-1 |
| debian | trixie | fixed | 6.8.12-1 |
| linux-kernel | affected | 4.19.316 |
References
- https://git.kernel.org/stable/c/008ab3c53bc4f0b2f20013c8f6c204a3203d0b8b
- https://git.kernel.org/stable/c/07ef95cc7a579731198c93beed281e3a79a0e586
- https://git.kernel.org/stable/c/3726f75a1ccc16cd335c0ccfad1d92ee08ecba5e
- https://git.kernel.org/stable/c/42f0a3f67158ed6b2908d2b9ffbf7e96d23fd358
- https://git.kernel.org/stable/c/504178fb7d9f6cdb0496d5491efb05f45597e535
- https://git.kernel.org/stable/c/c6e1650cf5df1bd6638eeee231a683ef30c7d4eb
- https://git.kernel.org/stable/c/cd7f3978c2ec741aedd1d860b2adb227314cf996
- https://git.kernel.org/stable/c/d52c04474feac8e305814a5228e622afe481b2ef
- https://git.kernel.org/stable/c/eb1ea64328d4cc7d7a912c563f8523d5259716ef
- https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html
- https://cert-portal.siemens.com/productcert/html/ssa-265688.html
- https://cert-portal.siemens.com/productcert/html/ssa-613116.html
- https://www.suse.com/security/cve/CVE-2024-38587.html
- https://security-tracker.debian.org/tracker/CVE-2024-38587
CWEs
CWE-129
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.