High 7.8Published Mar 18, 2024

CVE-2023-52614PM / devfreq: Fix buffer overflow in trans_stat_show

Updated under an hour ago (Oct 27, 2026, 9:20 PM ET)

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: PM / devfreq: Fix buffer overflow in trans_stat_show Fix buffer overflow in trans_stat_show(). Convert simple snprintf to the more secure scnprintf with size of PAGE_SIZE. Add condition checking if we are exceeding PAGE_SIZE and exit early from loop. Also add at the end a warning that we exceeded PAGE_SIZE and that stats is disabled. Return -EFBIG in the case where we don't have enough space to write the full transition table. Also document in the ABI that this function can return -EFBIG error.

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 e552bbaf5b987f57c43e6981a452b8a3c700b1ae before 087de000e4f8c878c81d9dd3725f00a1d292980c; from e552bbaf5b987f57c43e6981a452b8a3c700b1ae before 796d3fad8c35ee9df9027899fb90ceaeb41b958f; from e552bbaf5b987f57c43e6981a452b8a3c700b1ae before 8a7729cda2dd276d7a3994638038fb89035b6f2c; from e552bbaf5b987f57c43e6981a452b8a3c700b1ae before a979f56aa4b93579cf0e4265ae04d7e9300fd3e8; from e552bbaf5b987f57c43e6981a452b8a3c700b1ae before eaef4650fa2050147ca25fd7ee43bc0082e03c87; from e552bbaf5b987f57c43e6981a452b8a3c700b1ae before 08e23d05fa6dc4fc13da0ccf09defdd4bbc92ff4	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	from 3.8 before 5.10.216; from 5.11 before 5.15.149; from 5.16 before 6.1.76; from 6.2 before 6.6.15; from 6.7 before 6.7.3	NVD

References

References

https://git.kernel.org/stable/c/087de000e4f8c878c81d9dd3725f00a1d292980c	patch
https://git.kernel.org/stable/c/796d3fad8c35ee9df9027899fb90ceaeb41b958f	patch
https://git.kernel.org/stable/c/8a7729cda2dd276d7a3994638038fb89035b6f2c	patch
https://git.kernel.org/stable/c/a979f56aa4b93579cf0e4265ae04d7e9300fd3e8	patch
https://git.kernel.org/stable/c/eaef4650fa2050147ca25fd7ee43bc0082e03c87	patch
https://git.kernel.org/stable/c/08e23d05fa6dc4fc13da0ccf09defdd4bbc92ff4	patch
https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html	patch
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.