NULL Pointer Dereference Affecting gnutls package, versions [3.8.11,3.8.12)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published10 Feb 2026
- disclosed9 Feb 2026
- creditJaehun Lee
Introduced: 9 Feb 2026
CVE-2026-1584 (opens in a new tab)How to fix?
Upgrade gnutls to version 3.8.12 or higher.
Overview
Affected versions of this package are vulnerable to NULL Pointer Dereference in the server-side handling of TLS 1.3 PSK binders. An attacker can cause the server to crash by sending a specially crafted ClientHello message with an invalid PSK binder value during the TLS handshake.