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CVE-2025-68351

Опубликовано: 24 дек. 2025
Источник: redhat

Описание

In the Linux kernel, the following vulnerability has been resolved: exfat: fix refcount leak in exfat_find Fix refcount leaks in exfat_find related to exfat_get_dentry_set. Function exfat_get_dentry_set would increase the reference counter of es->bh on success. Therefore, exfat_put_dentry_set must be called after exfat_get_dentry_set to ensure refcount consistency. This patch relocate two checks to avoid possible leaks.

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Red Hat Enterprise Linux 10kernelNot affected
Red Hat Enterprise Linux 6kernelNot affected
Red Hat Enterprise Linux 7kernelNot affected
Red Hat Enterprise Linux 7kernel-rtNot affected
Red Hat Enterprise Linux 8kernelNot affected
Red Hat Enterprise Linux 8kernel-rtNot affected
Red Hat Enterprise Linux 9kernelNot affected
Red Hat Enterprise Linux 9kernel-rtNot affected

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Дополнительная информация

https://bugzilla.redhat.com/show_bug.cgi?id=2424857kernel: exfat: fix refcount leak in exfat_find

Связанные уязвимости

CVSS3: 5.5
ubuntu
3 месяца назад

In the Linux kernel, the following vulnerability has been resolved: exfat: fix refcount leak in exfat_find Fix refcount leaks in `exfat_find` related to `exfat_get_dentry_set`. Function `exfat_get_dentry_set` would increase the reference counter of `es->bh` on success. Therefore, `exfat_put_dentry_set` must be called after `exfat_get_dentry_set` to ensure refcount consistency. This patch relocate two checks to avoid possible leaks.

CVSS3: 5.5
nvd
3 месяца назад

In the Linux kernel, the following vulnerability has been resolved: exfat: fix refcount leak in exfat_find Fix refcount leaks in `exfat_find` related to `exfat_get_dentry_set`. Function `exfat_get_dentry_set` would increase the reference counter of `es->bh` on success. Therefore, `exfat_put_dentry_set` must be called after `exfat_get_dentry_set` to ensure refcount consistency. This patch relocate two checks to avoid possible leaks.

CVSS3: 5.5
debian
3 месяца назад

In the Linux kernel, the following vulnerability has been resolved: e ...

CVSS3: 5.5
github
3 месяца назад

In the Linux kernel, the following vulnerability has been resolved: exfat: fix refcount leak in exfat_find Fix refcount leaks in `exfat_find` related to `exfat_get_dentry_set`. Function `exfat_get_dentry_set` would increase the reference counter of `es->bh` on success. Therefore, `exfat_put_dentry_set` must be called after `exfat_get_dentry_set` to ensure refcount consistency. This patch relocate two checks to avoid possible leaks.

CVSS3: 5.5
fstec
4 месяца назад

Уязвимость функции exfat_find() модуля fs/exfat/namei.c файловой системы exFAT ядра операционной системы Linux, позволяющая нарушителю вызвать отказ в обслуживании