CVE-2017-8397 Memory corruption in n/a
An attacker can cause a denial of service by providing a corrupt binary with negative relocation addresses to tools using the BFD library.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-8397?
CVE-2017-8397 is a high-severity memory corruption vulnerability in Gnu Binutils, published on 1 May 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.28, is vulnerable to an invalid read of size 1 and an invalid write of size 1 during processing of a corrupt binary containing reloc(s) with negative addresses. This vulnerability causes programs that conduct an analysis of binary programs using the libbfd library, such as objdump, to crash.
Weakness: CWE-119
Which versions are affected by CVE-2017-8397?
It affects 1 product.
Products include Gnu Binutils.
How do I fix CVE-2017-8397?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2017-8397 being exploited?
There is no known exploitation of CVE-2017-8397 in the wild and no public exploit code.
Other vulnerabilities in Gnu Binutils
Sources
Also known as DEBIAN-CVE-2017-8397, GHSA-v3qw-w8hm-r423, UBUNTU-CVE-2017-8397.