CVE-2026-64391

creationtimestamp| type| source ---|---|--- 2026-07-27 06:16:06+00:00| seen| https://bsky.app/profile/stackflag.bsky.social/post/3mrmao6aj6i2v 2026-09-15 12:46:43+00:00| seen| https://vulnerability.circl.lu/bundle/0993320a-8372-47e9-a37e-158a64a4e0dc...

CVE-2026-64391

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...