CVE-2015-8931 Integer overflow in n/a
Integer overflows in libarchive's mtree parser allow remote attackers to cause undefined behavior, potentially leading to denial of service or code execution via crafted 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-2015-8931?
CVE-2015-8931 is a high-severity vulnerability in Canonical Ubuntu Linux, published on 20 Sep 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
Multiple integer overflows in the (1) get_time_t_max and (2) get_time_t_min functions in archive_read_support_format_mtree.c in libarchive before 3.2.0 allow remote attackers to have unspecified impact via a crafted mtree file, which triggers undefined behavior.
Weakness: CWE-190
Which versions are affected by CVE-2015-8931?
It affects 6 products.
Products include Canonical Ubuntu Linux, Debian Debian Linux, Libarchive Libarchive, Suse Linux Enterprise Desktop, Suse Linux Enterprise Server, Suse Linux Enterprise Software Development Kit.
How do I fix CVE-2015-8931?
Upgrade to a fixed version.
Is CVE-2015-8931 being exploited?
There is no known exploitation of CVE-2015-8931 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as DEBIAN-CVE-2015-8931, GHSA-ghcq-m3mh-5p57, UBUNTU-CVE-2015-8931.