NULL pointer dereference in Linux kernel - CVE-2018-1130
Published: May 11, 2018 / Updated: May 11, 2018
Vulnerability identifier: #VU12585
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-2018-1130
CWE-ID: CWE-476
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 attacker to cause DoS condition on the target system.
The weakness exists in the dccp_write_xmit() function in the net/dccp/output.c source code file due to improper handling of certain system calls. A local attacker can execute specially crafted system calls, trigger NULL pointer dereference and cause the service to crash.
The weakness exists in the dccp_write_xmit() function in the net/dccp/output.c source code file due to improper handling of certain system calls. A local attacker can execute specially crafted system calls, trigger NULL pointer dereference and cause the service to crash.
How to mitigate CVE-2018-1130
Update to version 4.16-rc7.