SB2024031940 - Red Hat Enterprise Linux 8.8 Extended Update Support update for cups

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Main Vulnerability Database SB2024031940

SB2024031940 - Red Hat Enterprise Linux 8.8 Extended Update Support update for cups

Published: March 19, 2024

Security Bulletin ID SB2024031940
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Heap-based buffer overflow (CVE-ID: CVE-2023-32324)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the format_log_line() function cups/string.c when the "loglevel" is set to "DEBUG". A remote attacker can pass specially crafted data to the daemon, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


2) Use-after-free (CVE-ID: CVE-2023-34241)

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

The vulnerability exists due to a use-after-free error in cupsdAcceptClient(). A remote attacker can cause a denial of service condition on the target system.


Remediation

Install update from vendor's website.

References