Denial of service in Linux kernel - CVE-2017-9076

 

Denial of service in Linux kernel - CVE-2017-9076

Published: June 29, 2017 / Updated: July 3, 2017


Vulnerability identifier: #VU7247
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-9076
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel

Detailed vulnerability description

The vulnerability allows a local attacker to cause DoS condition on the target system.

The weakness exists due to an error in the dccp_v6_request_recv_sock function in net/dccp/ipv6.c.A local attacker can use specially crafted system calls and cause the system to crash.

Successful exploitation of the vulnerability results in denial of service.

How to mitigate CVE-2017-9076

Update to version 4.11.2.

Sources