CVE-2017-8394 Null dereference in n/a
A NULL pointer dereference in the BFD library allows attackers to cause a denial of service via crafted binary files processed by tools like objcopy.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-8394?
CVE-2017-8394 is a high-severity 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 4 due to NULL pointer dereferencing of _bfd_elf_large_com_section. This vulnerability causes programs that conduct an analysis of binary programs using the libbfd library, such as objcopy, to crash.
Weakness: CWE-476
Which versions are affected by CVE-2017-8394?
It affects 1 product.
Products include Gnu Binutils.
How do I fix CVE-2017-8394?
Upgrade to a fixed version.
Is CVE-2017-8394 being exploited?
There is no known exploitation of CVE-2017-8394 in the wild and no public exploit code.
Other vulnerabilities in Gnu Binutils
Sources
Also known as DEBIAN-CVE-2017-8394, GHSA-mvv8-9c49-m8g7, UBUNTU-CVE-2017-8394.