CVE-2017-8846 Use after free in n/a
Remote attackers can cause a denial of service via a crafted archive due to a use-after-free vulnerability in the lrzip library.
- 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-2017-8846?
CVE-2017-8846 is a medium-severity use after free vulnerability in Debian Debian Linux, published on 8 May 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 read_stream function in stream.c in liblrzip.so in lrzip 0.631 allows remote attackers to cause a denial of service (use-after-free and application crash) via a crafted archive.
Weakness: CWE-416
Which versions are affected by CVE-2017-8846?
It affects 2 products.
Products include Debian Debian Linux, Long Range Zip Project Long Range Zip.
How do I fix CVE-2017-8846?
Upgrade to a fixed version.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2017-8846 being exploited?
There is no known exploitation of CVE-2017-8846 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2017-8846, GHSA-7qpf-hv34-vvr8, UBUNTU-CVE-2017-8846.