CVE-2016-2091 Denial of service in n/a
Attackers can cause a denial of service via out-of-bounds read in libdwarf when processing crafted ELF files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2016-2091?
CVE-2016-2091 is a low-severity denial of service vulnerability in n/a, published on 8 Feb 2016. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
The dwarf_read_cie_fde_prefix function in dwarf_frame2.c in libdwarf 20151114 allows attackers to cause a denial of service (out-of-bounds read) via a crafted ELF object file.
Weakness: CWE-125
Which versions are affected by CVE-2016-2091?
It affects 1 product.
Products include Libdwarf Project Libdwarf.
How do I fix CVE-2016-2091?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2016-2091 being exploited?
There is no known exploitation of CVE-2016-2091 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2016-2091, GHSA-ch5w-9x9m-q96v, UBUNTU-CVE-2016-2091.