SB2017070415 - Memory leak in Linux kernel drm virtio driver
Published: July 4, 2017
Security Bulletin ID
SB2017070415
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Memory leak (CVE-ID: CVE-2017-10810)
CWE-ID: CWE-401 - Missing release of memory after effective lifetime
CVSSv4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the virtio_gpu_object_create() function in drivers/gpu/drm/virtio/virtgpu_object.c. A remote non-authenticated attacker can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://lkml.org/lkml/2017/4/6/668
- https://github.com/torvalds/linux/commit/385aee965b4e4c36551c362a334378d2985b722a
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=385aee965b4e4c36551c362a334378d2985b722a
- http://www.securityfocus.com/bid/99433
- http://www.debian.org/security/2017/dsa-3927