Vulnerability identifier: #VU7666
Vulnerability risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-20
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Linux kernel
Operating systems & Components /
Operating system
Vendor: Linux Foundation
Description
The vulnerability allows a local attacker to cause DoS condition on the target system.
The weakness exists due to the failure to validate certain levels data. A local attacker can use a specially crafted ioctl call for a /dev/dri/renderD device to cause the system to hang.
Successful exploitation of the vulnerability results in denial of service.
Mitigation
Update to the latest version.
Vulnerable software versions
Linux kernel: 4.0.1 - 4.0.9, 4.1.1 - 4.1.42, 4.2.0 - 4.2.8, 4.3.1 - 4.3.6, 4.4.0 - 4.4.79, 4.5.0 - 4.5.7, 4.6.0 - 4.6.7, 4.7.0 - 4.7.10, 4.8.0 - 4.8.17, 4.9.1 - 4.9.40, 4.10.1 - 4.10.7
External links
http://lists.freedesktop.org/archives/dri-devel/2017-March/137429.html
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.