עברית

Vulnerability Intelligence

CVE-2026-43383

Critical 9.4

Published
Last modified
NVD status
Modified

Description

In the Linux kernel, the following vulnerability has been resolved: net/tcp-md5: 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.

Affected products

linux: linux kernel

References8

Metrics

CVSS 3.1
9.4 CRITICAL Score source: CNA CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H
EPSS — exploit probability
1% percentile: 46 · as of 13 November 2026
CWE
CWE-208

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