Improper Input Validation Affecting gnutls package, versions <0:3.6.16-4.el8


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.45% (76th percentile)

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  • Snyk IDSNYK-RHEL8-GNUTLS-4198472
  • published26 Jul 2021
  • disclosed7 Jun 2021

Introduced: 7 Jun 2021

CVE-2021-3580  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade RHEL:8 gnutls to version 0:3.6.16-4.el8 or higher.
This issue was patched in RHSA-2021:4451.

NVD Description

Note: Versions mentioned in the description apply only to the upstream gnutls package and not the gnutls package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A flaw was found in the way nettle's RSA decryption functions handled specially crafted ciphertext. An attacker could use this flaw to provide a manipulated ciphertext leading to application crash and denial of service.

CVSS Scores

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