#VU3829 Privilege escalation in Linux kernel


Published: 2016-07-01 | Updated: 2018-04-16

Vulnerability identifier: #VU3829

Vulnerability risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-4565

CWE-ID: CWE-264

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 or gain elevated privileges on the target system.

The weakness exists due to it incorrectly relies on the write system call. A local attacker can cause the service to crash or gain root privileges.

Mitigation
Update to version 4.5.3.

Vulnerable software versions

Linux kernel: 4.5.0 - 4.5.2


External links
http://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e6bd18f57aad1a2d1ef40e646d03ed0f2515c9e3


Q & A

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.


Latest bulletins with this vulnerability