CVE-2025-21963 — cifs: Fix integer overflow while processing acdirmax mount option
In the Linux kernel, the following vulnerability has been resolved: cifs: Fix integer overflow while processing acdirmax mount option User-provided mount parameter acdirmax of…
Published: 2025-04-01 · CVSS: 5.5 · CVSS 3.1
In the Linux kernel, the following vulnerability has been resolved: cifs: Fix integer overflow while processing acdirmax mount option User-provided mount parameter acdirmax of type u32 is intended to have an upper limit, but before it is validated, the value is converted from seconds to jiffies which can lead to an integer overflow. Found by Linux Verification Center (linuxtesting.org) with SVACE.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7