SB2023101732 - Ubuntu update for quagga

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Main Vulnerability Database SB2023101732

SB2023101732 - Ubuntu update for quagga

Published: October 17, 2023

Security Bulletin ID SB2023101732
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-2023-41358)

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

The vulnerability exists due to insufficient validation of user-supplied input in bgpd/bgp_packet.c when handling NLRIs. A remote attacker can send specially crafted input to the application and perform a denial of service (DoS) attack.


2) Out-of-bounds read (CVE-ID: CVE-2023-41360)

The vulnerability allows a remote attacker to gain access to potentially sensitive information or perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary condition in bgpd/bgp_packet.c. A remote attacker can read the initial byte of the ORF header in an ahead-of-stream situation.


Remediation

Install update from vendor's website.

References