Linux · Linux Kernel · CVE-2025-21679
**Name of the Vulnerable Software and Affected Versions**
Linux kernel (affected versions not specified)
**Description**
The issue is related to the function `get canonical dev path()` in the Linux kernel's btrfs module. It involves a buffer overflow vulnerability that can be triggered when the `d path()` function returns an error, leading to an invalid memory access during the subsequent `strscpy()` call. This vulnerability can potentially allow an attacker to cause a denial of service.
**Recommendations**
At the moment, there is no information about a newer version that contains a fix for this vulnerability.