SB2022043005 - Fedora 35 update for cifs-utils

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Main Vulnerability Database SB2022043005

SB2022043005 - Fedora 35 update for cifs-utils

Published: April 30, 2022

Security Bulletin ID SB2022043005
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Medium 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Stack-based buffer overflow (CVE-ID: CVE-2022-27239)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error when parsing the "mount.cifs ip=" command-line argument. A local user can pass specially crafted data to the command, trigger a stack-based buffer overflow and execute arbitrary code with root privileges.


2) Information disclosure (CVE-ID: CVE-2022-29869)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in the stderr function when verbose logging is configured. A remote attacker can gain unauthorized access to sensitive information on the system.


Remediation

Install update from vendor's website.

References