CVE-2017-15873 Integer overflow in n/a
An integer overflow in BusyBox's bunzip2 decompression allows attackers to cause a write access violation, potentially leading to code execution or crashes.
- 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-2017-15873?
CVE-2017-15873 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 24 Oct 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 get_next_block function in archival/libarchive/decompress_bunzip2.c in BusyBox 1.27.2 has an Integer Overflow that may lead to a write access violation.
Weakness: CWE-190
Which versions are affected by CVE-2017-15873?
It affects 3 products.
Products include Busybox Busybox, Canonical Ubuntu Linux, Debian Debian Linux.
How do I fix CVE-2017-15873?
Apply the vendor's patch.
Is CVE-2017-15873 being exploited?
There is no known exploitation of CVE-2017-15873 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as ALPINE-CVE-2017-15873, DEBIAN-CVE-2017-15873, GHSA-8g36-v598-qvrf, UBUNTU-CVE-2017-15873.