Buffer Over-read Affecting mingw32-gnutls package, versions <0:3.8.13-1.hum1


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

Social Trends
EPSS
0.73% (50th percentile)

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  • Snyk IDSNYK-RHEL10-MINGW32GNUTLS-17987389
  • published16 Jul 2026
  • disclosed29 Apr 2026

Introduced: 29 Apr 2026

CVE-2026-5260  (opens in a new tab)
CWE-126  (opens in a new tab)

How to fix?

Upgrade RHEL:10 mingw32-gnutls to version 0:3.8.13-1.hum1 or higher.
This issue was patched in RHSA-2026:13274.

NVD Description

Note: Versions mentioned in the description apply only to the upstream mingw32-gnutls package and not the mingw32-gnutls package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

A flaw was found in libgnutls. A remote attacker, by sending an extremely short premaster secret during an RSA key exchange to a server using an RSA key backed by a PKCS#11 token, could trigger a short heap overread. This memory corruption vulnerability could lead to information disclosure.

CVSS Base Scores

version 3.1