SB2017062838 - Out-of-bounds read in Linux kernel isa msnd
Published: June 28, 2017
Security Bulletin ID
SB2017062838
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 security vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2017-9984)
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to out-of-bounds read error within the snd_msnd_interrupt() function in sound/isa/msnd/msnd_pinnacle.c, within the snd_msndmidi_input_read() function in sound/isa/msnd/msnd_midi.c. A local user can execute arbitrary code.
Remediation
Install update from vendor's website.
References
- https://bugzilla.kernel.org/show_bug.cgi?id=196131
- http://www.securityfocus.com/bid/99314
- https://github.com/torvalds/linux/commit/20e2b791796bd68816fa115f12be5320de2b8021
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=20e2b791796bd68816fa115f12be5320de2b8021
- https://usn.ubuntu.com/3754-1/