CVE-2026-43384

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.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
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	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:7.0:rc1::::::
	cpe:2.3:o:linux:linux_kernel:7.0:rc2::::::

History

No history.

Information

Published : 2026-05-08 15:16

Updated : 2026-06-17 10:49

NVD link : CVE-2026-43384

Mitre link : CVE-2026-43384

CVE.ORG link : CVE-2026-43384

JSON object : View

Products Affected

linux

linux_kernel

CWE

NVD-CWE-noinfo

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