CVE-2017-7304 Null dereference in n/a

High 7.5 Published 29 Mar 2017 Updated 5 Aug 2024

An attacker can cause a denial of service by triggering a crash in Binutils utilities via a malformed binary file.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2017-7304?

CVE-2017-7304 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, is vulnerable to an invalid read (of size 8) because of missing a check (in the copy_special_section_fields function) for an invalid sh_link field before attempting to follow it. This vulnerability causes Binutils utilities like strip to crash.

Weakness: CWE-125

Which versions are affected by CVE-2017-7304?

It affects 1 product.

Products include Gnu Binutils.

How do I fix CVE-2017-7304?

Apply the vendor's patch.

Is CVE-2017-7304 being exploited?

There is no known exploitation of CVE-2017-7304 in the wild and no public exploit code.

All Gnu Binutils vulnerabilities

Sources

Also known as DEBIAN-CVE-2017-7304, GHSA-2wf7-7r7r-wrpc.