High severity7.1NVD Advisory· Published May 27, 2026· Updated Oct 21, 2026
CVE-2026-45893
CVE-2026-45893
Description
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]
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Affected products
3Patches
Vulnerability mechanics
References
5- git.kernel.org/stable/c/226c3b10aab23f73b03c47e7773107de56ba3a4envdPatch
- git.kernel.org/stable/c/47e351dfef60ab0e3285133556e1a9c7f646a969nvdPatch
- git.kernel.org/stable/c/6fc367bfd4c8886e6b1742aabbd1c0bdc310db3anvdPatch
- git.kernel.org/stable/c/e027999049c493fb728ead5a90db76942181a935nvdPatch
- git.kernel.org/stable/c/1fbc4b24c7443ffd501609be74d9856fb940d703nvd
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