CVE-2016-9755 Integer overflow in n/a
Local attackers can cause denial of service or potentially execute code via crafted IPv6 reassembly packets in the Linux kernel netfilter subsystem.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-9755?
CVE-2016-9755 is a high-severity vulnerability in Linux kernel, published on 28 Dec 2016. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The netfilter subsystem in the Linux kernel before 4.9 mishandles IPv6 reassembly, which allows local users to cause a denial of service (integer overflow, out-of-bounds write, and GPF) or possibly have unspecified other impact via a crafted application that makes socket, connect, and writev system calls, related to net/ipv6/netfilter/nf_conntrack_reasm.c and net/ipv6/netfilter/nf_defrag_ipv6_hooks.c.
Weakness: CWE-787
Which versions are affected by CVE-2016-9755?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2016-9755?
Upgrade to a fixed version.
Is CVE-2016-9755 being exploited?
There is no known exploitation of CVE-2016-9755 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2016-9755, GHSA-gh2g-646j-9wxw, UBUNTU-CVE-2016-9755.