#VU10725 Use-after-free error in Linux kernel - CVE-2018-5344
Published: February 26, 2018
Vulnerability identifier: #VU10725
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-5344
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local attacker to cause a DoS condition on the target system.
The weakness exists in the drivers/block/loop.c mishandles lo_release serialization due to use-after-free error. A local attacker can trigger memory corruption and cause the service to crash or execute arbitrary code.
Successful exploitation of the vulnerability may result in system compromise.
The weakness exists in the drivers/block/loop.c mishandles lo_release serialization due to use-after-free error. A local attacker can trigger memory corruption and cause the service to crash or execute arbitrary code.
Successful exploitation of the vulnerability may result in system compromise.
Remediation
Install update from vendor's website.