CVE-2026-98114

Summary

In the Linux kernel, the following vulnerability has been resolved:

ksmbd: propagate DACL parsing errors

parse_dacl() silently accepts truncated ACEs and allocation failures, allowing set_info_sec() to continue with an incomplete ACL conversion.

Return parsing and allocation errors to parse_sec_desc() so malformed security descriptors are rejected before inode attributes or ACL xattrs are updated.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxe2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 < 461f10a5297e85b7c1cd21838922f2e57b934d2daffected
LinuxLinuxe2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 < 37952f03d5171eb3a33b2abc2cf6e456d69ff4a1affected
LinuxLinuxe2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 < a04dac1f2cffe9533f4260f0659297d805e69194affected
LinuxLinuxe2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 < c61dc7b1b4a3234b4aa3965502908a292238805caffected
LinuxLinux5.15affected
LinuxLinux0 < 5.15unaffected
LinuxLinux6.12.111 <= 6.12.*unaffected
LinuxLinux6.18.53 <= 6.18.*unaffected
LinuxLinux7.2.7 <= 7.2.*unaffected
LinuxLinux7.3-rc2 <= *unaffected

Weaknesses

References