Description
In the Linux kernel, the following vulnerability has been resolved: hwmon: (coretemp) Fix out-of-bounds memory access Fix a bug that pdata->cpu_map[] is set before out-of-bounds check. The problem might be triggered on systems with more than 128 cores per package.
Affected products
linux: linux kernel; debian: debian linux
References10
- git.kernel.org/stable/c/1eb74c00c9c3b13cb65e508c5d5a2f11afb96b8b Patch
- git.kernel.org/stable/c/3a7753bda55985dc26fae17795cb10d825453ad1 Patch
- git.kernel.org/stable/c/4e440abc894585a34c2904a32cd54af1742311b3 Patch
- git.kernel.org/stable/c/853a6503c586a71abf27e60a7f8c4fb28092976d Patch
- git.kernel.org/stable/c/93f0f4e846fcb682c3ec436e3b2e30e5a3a8ee6a Patch
- git.kernel.org/stable/c/9bce69419271eb8b2b3ab467387cb59c99d80deb Patch
- git.kernel.org/stable/c/a16afec8e83c56b14a4a73d2e3fb8eec3a8a057e Patch
- git.kernel.org/stable/c/f0da068c75c20ffc5ba28243ff577531dc2af1fd Patch
- git.kernel.org/stable/c/1eb74c00c9c3b13cb65e508c5d5a2f11afb96b8b Patch
- git.kernel.org/stable/c/3a7753bda55985dc26fae17795cb10d825453ad1 Patch
Metrics
- CVSS 3.1
-
7.1
HIGH
Score source: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H - EPSS — exploit probability
- 0% percentile: 17 · as of 5 November 2026
- CWE
- CWE-787
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.