High severity8.2NVD Advisory· Published May 26, 2026· Updated Jul 24, 2026
CVE-2026-5260
CVE-2026-5260
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2Patches
Vulnerability mechanics
References
17- access.redhat.com/errata/RHSA-2026:13274nvd
- access.redhat.com/errata/RHSA-2026:20611nvd
- access.redhat.com/errata/RHSA-2026:20612nvd
- access.redhat.com/errata/RHSA-2026:20613nvd
- access.redhat.com/errata/RHSA-2026:26319nvd
- access.redhat.com/errata/RHSA-2026:26409nvd
- access.redhat.com/errata/RHSA-2026:29197nvd
- access.redhat.com/errata/RHSA-2026:30004nvd
- access.redhat.com/errata/RHSA-2026:30849nvd
- access.redhat.com/errata/RHSA-2026:30850nvd
- access.redhat.com/errata/RHSA-2026:32962nvd
- access.redhat.com/errata/RHSA-2026:33125nvd
- access.redhat.com/errata/RHSA-2026:40762nvd
- access.redhat.com/errata/RHSA-2026:41921nvd
- access.redhat.com/security/cve/CVE-2026-5260nvd
- bugzilla.redhat.com/show_bug.cginvd
- www.gnutls.org/security-new.htmlnvd
News mentions
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