exFAT File System Heap Buffer Overflow DoS

The vulnerability of the exfatfind function in the fs/exfat/namei.c file of the exFAT file system in Linux’s kernel is related to the improper disabling or release of resources. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility o...

exFAT File System Heap Buffer Overflow DoS

The vulnerability of the exfatfind function in the fs/exfat/namei.c module of the exFAT file system in Linux operating systems is related to errors during link counter updates. Exploiting this vulnerability can allow an attacker to cause a service failure...

CVE-2025-68351

In the Linux kernel, the following vulnerability has been resolved: exfat: fix refcount leak in exfatfind Fix refcount leaks in exfatfind related to exfatgetdentryset. Function exfatgetdentryset would increase the reference counter of es-bh on success. Therefore, exfatputdentryset must be called...

CVE-2025-68351 exfat: fix refcount leak in exfat_find

In the Linux kernel, the following vulnerability has been resolved: exfat: fix refcount leak in exfatfind Fix refcount leaks in exfatfind related to exfatgetdentryset. Function exfatgetdentryset would increase the reference counter of es-bh on success. Therefore, exfatputdentryset must be called...

CVE-2025-68351

The CVE-2025-68351 issue is in the Linux kernel exfat code, specifically a refcount leak in exfat_find. The root cause is that exfat_get_dentry_set increments es->bh on success but the corresponding exfat_put_dentry_set may not be consistently invoked, leading to leaks. The patch relocates two...

CVE-2025-68351: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: exfat: fix refcount leak in exfatfind Fix refcount leaks in exfatfind related to exfatgetdentryset. Function exfatgetdentryset would increase the reference counter of es-bh on success. Therefore, exfatputdentryset must be called...

CVE-2025-40287: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: exfat: fix improper check of dentry.stream.validsize We found an infinite loop bug in the exFAT file system that can lead to a Denial-of-Service DoS condition. When a dentry in an exFAT filesystem is malformed, the following syst...