#VU42792 Format string error in Linux kernel - CVE-2013-2852

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Main Vulnerability Database Vulnerabilities #VU42792

#VU42792 Format string error in Linux kernel - CVE-2013-2852

Published: June 7, 2013 / Updated: August 11, 2020


Vulnerability identifier: #VU42792
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber
CVE-ID: CVE-2013-2852
CWE-ID: CWE-134
Exploitation vector: Remote access
Exploit availability: Public exploit is available
Vulnerable software:
Linux kernel
Software vendor:
Linux Foundation

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Format string vulnerability in the b43_request_firmware function in drivers/net/wireless/b43/main.c in the Broadcom B43 wireless driver in the Linux kernel through 3.9.4 allows local users to gain privileges by leveraging root access and including format string specifiers in an fwpostfix modprobe parameter, leading to improper construction of an error message.


Remediation

Install update from vendor's website.

External links