SB2017042313 - Error handling in Linux kernel hid driver
Published: April 23, 2017
Security Bulletin ID
SB2017042313
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Error handling (CVE-ID: CVE-2017-8072)
CWE-ID: CWE-388 - Error Handling
CVSSv4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to error handling error within the cp2112_gpio_direction_input() function in drivers/hid/hid-cp2112.c. A local user can execute arbitrary code.
Remediation
Install update from vendor's website.
References
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.9
- http://www.openwall.com/lists/oss-security/2017/04/16/4
- http://www.securityfocus.com/bid/98010
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8e9faa15469ed7c7467423db4c62aeed3ff4cae3
- https://github.com/torvalds/linux/commit/8e9faa15469ed7c7467423db4c62aeed3ff4cae3