High severity7.5NVD Advisory· Published Apr 9, 2026· Updated May 3, 2026
CVE-2026-1584
CVE-2026-1584
Description
A flaw was found in gnutls. A remote, unauthenticated attacker can exploit this vulnerability by sending a specially crafted ClientHello message with an invalid Pre-Shared Key (PSK) binder value during the TLS handshake. This can lead to a NULL pointer dereference, causing the server to crash and resulting in a remote Denial of Service (DoS) condition.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4- cpe:2.3:a:redhat:hardened_images:-:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
3- access.redhat.com/security/cve/CVE-2026-1584nvdVendor Advisory
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingVendor Advisory
- access.redhat.com/errata/RHSA-2026:7477nvd
News mentions
1- ⚡ Weekly Recap: Exchange 0-Day, npm Worm, Fake AI Repo, Cisco Exploit and MoreThe Hacker News · May 18, 2026