Improper input validation in OpenBSD - #VU10425
Published: February 8, 2018
Vulnerability identifier: #VU10425
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: N/A
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: OpenBSD
Affected software:
OpenBSD
OpenBSD
Detailed vulnerability description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The weakness exists due to improper input validation. A remote attacker can supply specially crafted IPv6 fragments, incorrectly access memory of an mbuf chain that is not within an mbuf and cause the kernel to crash.
The weakness exists due to improper input validation. A remote attacker can supply specially crafted IPv6 fragments, incorrectly access memory of an mbuf chain that is not within an mbuf and cause the kernel to crash.
Remediation
Install update from vendor's website.