CVE-2017-8392 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 objdump.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-8392?
CVE-2017-8392 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 8 because of missing a check to determine whether symbols are NULL in the _bfd_dwarf2_find_nearest_line function. This vulnerability causes programs that conduct an analysis of binary programs using the libbfd library, such as objdump, to crash.
Weakness: CWE-476
Which versions are affected by CVE-2017-8392?
It affects 1 product.
Products include Gnu Binutils.
How do I fix CVE-2017-8392?
Apply the vendor's patch.
Is CVE-2017-8392 being exploited?
There is no known exploitation of CVE-2017-8392 in the wild and no public exploit code.
Other vulnerabilities in Gnu Binutils
Sources
Also known as GHSA-r84j-qc9r-qrgh.