Vulnerability in Linux

CVE-2026-64380

In the Linux kernel, the following vulnerability has been resolved: smb: client: harden POSIX SID length parsing posix_info_sid_size() reads sid[1] to obtain the subauthority count, but its existing boundary check still accepts buffers w…

Affected products

  • Linux — versions 349e13ad30b45998bb9937cfe0b32be6f951976d, 5.7, 0

References