SB2016110330 - Red Hat Enterprise Linux 7 update for krb5

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Main Vulnerability Database SB2016110330

SB2016110330 - Red Hat Enterprise Linux 7 update for krb5

Published: November 3, 2016 Updated: April 24, 2025

Security Bulletin ID SB2016110330
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Input validation error (CVE-ID: CVE-2016-3119)

The vulnerability allows remote authenticated users to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (NULL pointer dereference and daemon crash) via a crafted request to modify a principal.


2) NULL pointer dereference (CVE-ID: CVE-2016-3120)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via an S4U2Self request.


Remediation

Install update from vendor's website.

References