SB2017020669 - Information exposure through log files in Linux kernel usb serial driver
Published: February 6, 2017
Security Bulletin ID
SB2017020669
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Information exposure through log files (CVE-ID: CVE-2017-5549)
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to information exposure through log files error within the klsi_105_get_line_state() function in drivers/usb/serial/kl5kusb105.c. A local user can gain access to sensitive information.
Remediation
Install update from vendor's website.
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=146cc8a17a3b4996f6805ee5c080e7101277c410
- http://www.debian.org/security/2017/dsa-3791
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5
- http://www.openwall.com/lists/oss-security/2017/01/21/3
- http://www.securityfocus.com/bid/95715
- https://bugzilla.redhat.com/show_bug.cgi?id=1416114
- https://github.com/torvalds/linux/commit/146cc8a17a3b4996f6805ee5c080e7101277c410
- https://usn.ubuntu.com/3754-1/