CVE-2017-12459 Memory corruption in n/a
A crafted Mach-O file can trigger an out-of-bounds heap write in the BFD library, potentially allowing remote attackers to execute arbitrary code.
- 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-2017-12459?
CVE-2017-12459 is a high-severity memory corruption vulnerability in Gnu Binutils, published on 4 Aug 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 bfd_mach_o_read_symtab_strtab function in bfd/mach-o.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29 and earlier, allows remote attackers to cause an out of bounds heap write and possibly achieve code execution via a crafted mach-o file.
Weakness: CWE-787
Which versions are affected by CVE-2017-12459?
It affects 1 product.
Products include Gnu Binutils.
How do I fix CVE-2017-12459?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2017-12459 being exploited?
There is no known exploitation of CVE-2017-12459 in the wild and no public exploit code.
Other vulnerabilities in Gnu Binutils
Sources
Also known as DEBIAN-CVE-2017-12459, GHSA-88x6-2qh9-jm49, UBUNTU-CVE-2017-12459.