CVE-2026-45893

Summary

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

apparmor: Fix & Optimize table creation from possibly unaligned memory

Source blob may come from userspace and might be unaligned. Try to optize the copying process by avoiding unaligned memory accesses.

  • Added Fixes tag
  • Added "Fix &" to description as this doesn't just optimize but fixes a potential unaligned memory access [jj: remove duplicate word "convert" in comment trigger checkpatch warning]

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxe6e8bf418850d7958311a96ccfb594f2bcc8313e < 47e351dfef60ab0e3285133556e1a9c7f646a969affected
LinuxLinuxe6e8bf418850d7958311a96ccfb594f2bcc8313e < e027999049c493fb728ead5a90db76942181a935affected
LinuxLinuxe6e8bf418850d7958311a96ccfb594f2bcc8313e < 226c3b10aab23f73b03c47e7773107de56ba3a4eaffected
LinuxLinuxe6e8bf418850d7958311a96ccfb594f2bcc8313e < 6fc367bfd4c8886e6b1742aabbd1c0bdc310db3aaffected
LinuxLinux4.11affected
LinuxLinux0 < 4.11unaffected
LinuxLinux6.12.75 <= 6.12.*unaffected
LinuxLinux6.18.14 <= 6.18.*unaffected
LinuxLinux6.19.4 <= 6.19.*unaffected
LinuxLinux7.0 <= *unaffected

Weaknesses

References