Intel/AIKIDO-2026-10210
gnutls.gnutls
AIKIDO-2026-10210
gnutls.gnutls is vulnerable to Denial of Service (DoS)
Denial of Service (DoS)CVE-2026-1584 Published Feb 21, 2026
25
Low Risk
This Affects:
gnutls.gnutls0.0.1 - 3.8.11
Fixed in 3.8.12Are you affected? Scan for Free
TL;DR
A TLS 1.3 resumption attempt with an invalid PSK binder value in ClientHello could lead to a denial of service attack via crashing the server.
Who does this affect?
You are affected if you are using a version that falls within the vulnerable range.
Background info
gnutls.gnutls is vulnerable to Denial of Service (DoS) in versions 0.0.1 - 3.8.11.
How to fix this
Upgrade the gnutls.gnutls library to the patch version.
Links
github.com/gnutls/gnutls/blob/master/NEWShttps://github.com/gnutls/gnutls/blob/master/NEWS
access.redhat.com/errata/RHSA-2026:7477https://access.redhat.com/errata/RHSA-2026:7477
access.redhat.com/security/cve/CVE-2026-1584https://access.redhat.com/security/cve/CVE-2026-1584
bugzilla.redhat.com/show_bug.cgi?id=2435258https://bugzilla.redhat.com/show_bug.cgi?id=2435258
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