Описание
In the Linux kernel, the following vulnerability has been resolved:
smb: client: fix potential UAF in cifs_stats_proc_write()
Skip sessions that are being teared down (status == SES_EXITING) to
avoid UAF.
A flaw was found in the Linux kernel CIFS client. cifs_stats_proc_write() can use server statistics after they have been freed. A local user who can write that proc file can crash the kernel.
Затронутые пакеты
| Платформа | Пакет | Состояние | Рекомендация | Релиз |
|---|---|---|---|---|
| Red Hat Enterprise Linux 6 | kernel | Not affected | ||
| Red Hat Enterprise Linux 7 | kernel | Not affected | ||
| Red Hat Enterprise Linux 7 | kernel-rt | Not affected | ||
| Red Hat Enterprise Linux 8 | kernel | Not affected | ||
| Red Hat Enterprise Linux 8 | kernel-rt | Not affected | ||
| Red Hat Enterprise Linux 9 | kernel | Affected | ||
| Red Hat Enterprise Linux 9 | kernel-rt | Affected | ||
| Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions | kernel | Fixed | RHSA-2026:0576 | 14.01.2026 |
| Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions | kernel-rt | Fixed | RHSA-2026:0537 | 14.01.2026 |
| Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions | kernel | Fixed | RHSA-2025:22095 | 25.11.2025 |
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Дополнительная информация
Статус:
EPSS
5.5 Medium
CVSS3
Связанные уязвимости
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential UAF in cifs_stats_proc_write() Skip sessions that are being teared down (status == SES_EXITING) to avoid UAF.
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential UAF in cifs_stats_proc_write() Skip sessions that are being teared down (status == SES_EXITING) to avoid UAF.
In the Linux kernel, the following vulnerability has been resolved: s ...
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential UAF in cifs_stats_proc_write() Skip sessions that are being teared down (status == SES_EXITING) to avoid UAF.
EPSS
5.5 Medium
CVSS3