CVE-2018-7643 Integer overflow in n/a

High 7.8 Published 2 Mar 2018 Updated 5 Aug 2024

Remote attackers can cause denial of service via integer overflow in GNU Binutils when processing crafted ELF files.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2018-7643?

CVE-2018-7643 is a high-severity vulnerability in Gnu Binutils, published on 2 Mar 2018. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

The display_debug_ranges function in dwarf.c in GNU Binutils 2.30 allows remote attackers to cause a denial of service (integer overflow and application crash) or possibly have unspecified other impact via a crafted ELF file, as demonstrated by objdump.

Weakness: CWE-190

Which versions are affected by CVE-2018-7643?

It affects 4 products.

Products include Gnu Binutils, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, Redhat Enterprise Linux Workstation.

How do I fix CVE-2018-7643?

Upgrade to a fixed version.

Is CVE-2018-7643 being exploited?

There is no known exploitation of CVE-2018-7643 in the wild and no public exploit code.

All Gnu Binutils vulnerabilities

Sources

Also known as ALPINE-CVE-2018-7643, DEBIAN-CVE-2018-7643, GHSA-v67x-fvwh-9f63, UBUNTU-CVE-2018-7643.