CVE-2025-21691 Information

Description

In the Linux kernel the following vulnerability has been resolved:

cachestat: fix page cache statistics permission checking

When the ‘cachestat()’ system call was added in commit cf264e1329fb (## Reference https://git.kernel.org/stable/c/5f537664e705b0bf8b7e329861f20128534f6a83 https://git.kernel.org/stable/c/780ab8329672464984cf1344bd5c3993af0226c7 https://git.kernel.org/stable/c/7d6405c13b0d8a8367cd8df63f118b619a3f0dd2 https://git.kernel.org/stable/c/97153a05077f618f7471f50a78158602badccb30