CVE-2026-43384
9.8 CRITICALIn the Linux kernel, the following vulnerability has been resolved: net/tcp-ao: Fix MAC comparison to be constant-time To prevent timin...
Published: 2026-05-08 · Last updated: 2026-05-26
Severity and scoring
- CVSS
- 9.8 CRITICAL
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
| Vendor | Product |
|---|---|
| linux | linux_kernel |
Description
In the Linux kernel, the following vulnerability has been resolved: net/tcp-ao: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2026-43384
- [Patch]https://git.kernel.org/stable/c/080b0e210088296dd50d6637c06c1db14246adfe
- [Patch]https://git.kernel.org/stable/c/67edfec516d30d3e62925c397be4a1e5185802fc
- [Patch]https://git.kernel.org/stable/c/8be6ed64966da48b6c4726918f106c18742a5125
- [Patch]https://git.kernel.org/stable/c/a269cbdc442f8658bca35383e34b9d0b0ff95a1c
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