CVE-2017-7301 Integer overflow in n/a
An off-by-one error in the BFD library's symbol handling can cause the GNU linker to crash, leading to denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-7301?
CVE-2017-7301 is a high-severity vulnerability in Gnu Binutils, published on 29 Mar 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, has an aout_link_add_symbols function in bfd/aoutx.h that has an off-by-one vulnerability because it does not carefully check the string offset. The vulnerability could lead to a GNU linker (ld) program crash.
Weakness: CWE-20
Which versions are affected by CVE-2017-7301?
It affects 1 product.
Products include Gnu Binutils.
How do I fix CVE-2017-7301?
Apply the vendor's patch.
Is CVE-2017-7301 being exploited?
There is no known exploitation of CVE-2017-7301 in the wild and no public exploit code.
Other vulnerabilities in Gnu Binutils
Sources
Also known as DEBIAN-CVE-2017-7301, GHSA-gpjq-r2ff-7mx6, UBUNTU-CVE-2017-7301.