CVE-2026-52944

ksmbd: fix FSCTL permission bypass by adding a permission check for FSCTL_SET_SPARSE

References

Notes


      

Bugs

Status

Branch Status
upstream released (7.1-rc6) [cc57232cae23c0df91b4a59d0f519141ce9b5b02]
7.1-upstream-stable N/A "Fixed before branching point"
7.0-upstream-stable released (7.0.12) [aef151bcfa494bfe983669de2726734b534adb73]
6.18-upstream-stable released (6.18.35) [de9eb0b44fa9123170e6245b49638e0e453c10f8]
6.12-upstream-stable needed
6.6-upstream-stable released (6.6.143) [3127a884525dc8ca4def73254bfcd3ccef0bf812]
6.1-upstream-stable needed
5.10-upstream-stable N/A "Vulnerable code not present"
sid released (7.0.12-1)
6.12-trixie-security needed
6.1-bookworm-security needed
5.10-bullseye-security N/A "Vulnerable code not present"