Out-of-bounds read in Linux kernel - CVE-2017-9985
Published: June 28, 2017 / Updated: February 24, 2023
Vulnerability identifier: #VU92429
CSH Severity: Low
CVSS v4.0: 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/E:U/U:Clear
CVE-ID: CVE-2017-9985
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
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.
How to mitigate CVE-2017-9985
Install update from vendor's repository.
Sources
- https://bugzilla.kernel.org/show_bug.cgi?id=196133
- http://www.securityfocus.com/bid/99335
- 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/