CVE-2017-14974 Null dereference in n/a
Remote attackers can cause a denial of service via a crafted ELF file due to a NULL pointer dereference in the BFD library.
- 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-2017-14974?
CVE-2017-14974 is a medium-severity vulnerability in Gnu Binutils, published on 1 Oct 2017. 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 *_get_synthetic_symtab functions in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, mishandle the failure of a certain canonicalization step, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted ELF file, related to elf32-i386.c and elf64-x86-64.c.
Weakness: CWE-476
Which versions are affected by CVE-2017-14974?
It affects 1 product.
Products include Gnu Binutils.
How do I fix CVE-2017-14974?
Upgrade to a fixed version.
Is CVE-2017-14974 being exploited?
There is no known exploitation of CVE-2017-14974 in the wild and no public exploit code.
Other vulnerabilities in Gnu Binutils
Sources
Also known as DEBIAN-CVE-2017-14974, GHSA-qcp2-5rv3-rr4w.