Improper input validation in Linux kernel - CVE-2016-2548

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Main Vulnerability Database Vulnerabilities #VU92472

Improper input validation in Linux kernel - CVE-2016-2548

Published: April 27, 2016 / Updated: September 7, 2017


Vulnerability identifier: #VU92472
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2016-2548
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel

Detailed vulnerability description

The vulnerability allows a local non-authenticated attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation error within the snd_timer_check_master(), snd_timer_close(), snd_timer_start_slave() and _snd_timer_stop() functions in sound/core/timer.c. A local non-authenticated attacker can perform a denial of service (DoS) attack.


How to mitigate CVE-2016-2548

Install update from vendor's repository.

Sources