Medium 5.5Published Feb 26, 2025

CVE-2024-58016safesetid: check size of policy writes

Updated under an hour ago (Oct 26, 2026, 6:00 PM 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: safesetid: check size of policy writes syzbot attempts to write a buffer with a large size to a sysfs entry with writes handled by handle_policy_update(), triggering a warning in kmalloc. Check the size specified for write buffers before allocating. [PM: subject tweak]

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/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 aeca4e2ca65c1aeacfbe520684e6421719d99417 before 976284b94f2021df09829e37a367e19b84d9e5f3; from aeca4e2ca65c1aeacfbe520684e6421719d99417 before ecf6a4a558097920447a6fb84dfdb279e2ac749a; from aeca4e2ca65c1aeacfbe520684e6421719d99417 before a0dec65f88c8d9290dfa1d2ca1e897abe54c5881; from aeca4e2ca65c1aeacfbe520684e6421719d99417 before 96fae5bd1589731592d30b3953a90a77ef3928a6; from aeca4e2ca65c1aeacfbe520684e6421719d99417 before 36b385d0f2b4c0bf41d491e19075ecd990d2bf94; from aeca4e2ca65c1aeacfbe520684e6421719d99417 before c71d35676d46090c891b6419f253fb92a1a9f4eb; from aeca4e2ca65c1aeacfbe520684e6421719d99417 before f09ff307c7299392f1c88f763299e24bc99811c7	CNA record
Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP siemens:simatic_s7_1500_cpu_1518_4_pn_dp_mfp (from the name)	from V3.1.6	CISA ADP
Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP siemens:simatic_s7_1500_cpu_1518f_4_pn_dp_mfp (from the name)	from V3.1.6	CISA ADP
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
Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP siemens:siplus_s7_1500_cpu_1518_4_pn_dp_mfp (from the name)	from V3.1.6	CISA ADP
linux linux_kernel linux:linux_kernel	from 5.1 before 5.10.235; from 5.11 before 5.15.179; from 5.16 before 6.1.129; from 6.2 before 6.6.78; from 6.7 before 6.12.14; from 6.13 before 6.13.3	NVD

References

References

https://git.kernel.org/stable/c/976284b94f2021df09829e37a367e19b84d9e5f3	patch
https://git.kernel.org/stable/c/ecf6a4a558097920447a6fb84dfdb279e2ac749a	patch
https://git.kernel.org/stable/c/a0dec65f88c8d9290dfa1d2ca1e897abe54c5881	patch
https://git.kernel.org/stable/c/96fae5bd1589731592d30b3953a90a77ef3928a6	patch
https://git.kernel.org/stable/c/36b385d0f2b4c0bf41d491e19075ecd990d2bf94	patch
https://git.kernel.org/stable/c/c71d35676d46090c891b6419f253fb92a1a9f4eb	patch
https://git.kernel.org/stable/c/f09ff307c7299392f1c88f763299e24bc99811c7	patch
https://lists.debian.org/debian-lts-announce/2025/03/msg00028.html
https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html
https://cert-portal.siemens.com/productcert/html/ssa-019113.html
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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.