Kritik CVSS 9.8
CVE-2026-64391: Linux Kernel: güvenlik açığı
Açıklama (NVD)
In the Linux kernel, the following vulnerability has been resolved: ksmbd: use opener credentials for ADS I/O Alternate data streams are stored as xattrs. Unlike regular file I/O, their read and write paths therefore call VFS xattr helpers which recheck inode permissions and LSM policy using the current task credentials. Run ADS I/O with the credentials captured when the SMB handle was opened.
Özet bilgiler
- Ürün
- Linux Linux Kernel
- CVSS v3.1
- 9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS
- %0,49 (yüzdelik 42)
- Yama
- Mevcut
Etkilenen sürümler
| Ürün | Başlangıç | Bitiş | Düzeltildi |
|---|---|---|---|
| linux-linux-kernel | 5.15 | — | 6.12.96 |
| linux-linux-kernel | 6.13 | — | 6.18.39 |
| linux-linux-kernel | 6.19 | — | 7.1.4 |