High 7.8Published Jul 29, 2024

CVE-2024-42097ALSA: emux: improve patch ioctl data validation

Updated under an hour ago (Oct 28, 2026, 4:50 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: ALSA: emux: improve patch ioctl data validation In load_data(), make the validation of and skipping over the main info block match that in load_guspatch(). In load_guspatch(), add checking that the specified patch length matches the actually supplied data, like load_data() already did.

CVSS: 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Modified
Record last updated: Oct 14, 2026
First seen by InfoSec Signals: Oct 14, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 40d7def67841343c10f8642a41031fecbb248bab; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 79d9a000f0220cdaba1682d2a23c0d0c61d620a3; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before d23982ea9aa438f35a8c8a6305943e98a8db90f6; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 7a18293fd8d8519c2f7a03753bc1583b18e3db69; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before d0ff2443fcbb472206d45a5d2a90cc694065804e; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before d8f5ce3cb9adf0c72e2ad6089aba02d7a32469c2; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 87039b83fb7bfd7d0e0499aaa8e6c049906b4d14; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 89b32ccb12ae67e630c6453d778ec30a592a212f	CNA record
Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem siemens:simatic_s7_1500_tm_mfp_gnu_linux_subsystem (from the name)	before V1.1.1	CISA ADP
linux linux_kernel linux:linux_kernel	before 4.19.317; from 4.20 before 5.4.279; from 5.5 before 5.10.221; from 5.11 before 5.15.162; from 5.16 before 6.1.97; from 6.2 before 6.6.37; from 6.7 before 6.9.8	NVD

References

References

https://git.kernel.org/stable/c/40d7def67841343c10f8642a41031fecbb248bab	patch
https://git.kernel.org/stable/c/79d9a000f0220cdaba1682d2a23c0d0c61d620a3	patch
https://git.kernel.org/stable/c/d23982ea9aa438f35a8c8a6305943e98a8db90f6	patch
https://git.kernel.org/stable/c/7a18293fd8d8519c2f7a03753bc1583b18e3db69	patch
https://git.kernel.org/stable/c/d0ff2443fcbb472206d45a5d2a90cc694065804e	patch
https://git.kernel.org/stable/c/d8f5ce3cb9adf0c72e2ad6089aba02d7a32469c2	patch
https://git.kernel.org/stable/c/87039b83fb7bfd7d0e0499aaa8e6c049906b4d14	patch
https://git.kernel.org/stable/c/89b32ccb12ae67e630c6453d778ec30a592a212f	patch
https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
https://cert-portal.siemens.com/productcert/html/ssa-265688.html

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.