CVE-2016-8569 Null dereference in n/a
Remote attackers can cause a denial of service in libgit2 via a crafted object file processed by the cat-file command.
- 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-2016-8569?
CVE-2016-8569 is a medium-severity vulnerability in Fedoraproject Fedora, published on 3 Feb 2017. 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 git_oid_nfmt function in commit.c in libgit2 before 0.24.3 allows remote attackers to cause a denial of service (NULL pointer dereference) via a cat-file command with a crafted object file.
Weakness: CWE-476
Which versions are affected by CVE-2016-8569?
It affects 5 products.
Products include Fedoraproject Fedora, Libgit2 Project Libgit2, Opensuse Leap, Opensuse Opensuse, Suse Linux Enterprise.
How do I fix CVE-2016-8569?
Upgrade to a fixed version.
Is CVE-2016-8569 being exploited?
There is no known exploitation of CVE-2016-8569 in the wild and no public exploit code.
Other vulnerabilities in Fedoraproject Fedora
Sources
Also known as ALPINE-CVE-2016-8569, DEBIAN-CVE-2016-8569, GHSA-m99c-3xxj-4mxh, UBUNTU-CVE-2016-8569.