CVE-2016-2148 Memory corruption in n/a
Remote attackers can exploit a heap-based buffer overflow in BusyBox's DHCP client to potentially execute code or cause denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-2148?
CVE-2016-2148 is a critical memory corruption vulnerability in Canonical Ubuntu Linux, published on 9 Feb 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Heap-based buffer overflow in the DHCP client (udhcpc) in BusyBox before 1.25.0 allows remote attackers to have unspecified impact via vectors involving OPTION_6RD parsing.
Weakness: CWE-119
Which versions are affected by CVE-2016-2148?
It affects 3 products.
Products include Busybox Busybox, Canonical Ubuntu Linux, Debian Debian Linux.
How do I fix CVE-2016-2148?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2016-2148 being exploited?
There is no known exploitation of CVE-2016-2148 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as ALPINE-CVE-2016-2148, DEBIAN-CVE-2016-2148, GHSA-xch5-p4j5-66mj, UBUNTU-CVE-2016-2148.