In the Linux kernel, the following vulnerability has been resolved: s390/pkey: Prevent overflow in size calculation for memdup_user() Number of apqn target list entries contained in 'nr_apqns' vari…
High CVSS 7.3
Summary
In the Linux kernel, the following vulnerability has been resolved: s390/pkey: Prevent overflow in size calculation for memdup_user() Number of apqn target list entries contained in 'nr_apqns' variable is determined by userspace via an ioctl call so the result of the product in calculation of size passed to memdup_user() may overflow. In this case the actual size of the allocated area and the value describing it won't be in sync leading to various types of unpredictable behaviour later. Use…
In-depth triage · Auto channel
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Affected products
- :
- :
Sources
- NVD DATABASE
Original Links
- https://git.kernel.org/stable/c/73483ca7e07a5e39bdf612eec9d3d293e8bef649 Patch
- https://git.kernel.org/stable/c/7360ee47599af91a1d5f4e74d635d9408a54e489 Patch
- https://git.kernel.org/stable/c/88f3869649edbc4a13f6c2877091f81cd5a50f05 Patch
- https://git.kernel.org/stable/c/ad1bdd24a02d5a8d119af8e4cd50933780a6d29f Patch
- https://git.kernel.org/stable/c/f855b119e62b004a5044ed565f2a2b368c4d3f16 Patch
- https://git.kernel.org/stable/c/faa1ab4a23c42e34dc000ef4977b751d94d5148c Patch
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html Mailing List
Timeline
- nvd_ingest NVD