CVE-2017-13757 Memory corruption in n/a
Remote attackers can cause a denial of service via heap-based buffer over-read in the BFD library 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-2017-13757?
CVE-2017-13757 is a medium-severity memory corruption vulnerability in Gnu Binutils, published on 29 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 Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, does not validate the PLT section size, which allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted ELF file, related to elf_i386_get_synthetic_symtab in elf32-i386.c and elf_x86_64_get_synthetic_symtab in elf64-x86-64.c.
Weakness: CWE-125
Which versions are affected by CVE-2017-13757?
It affects 1 product.
Products include Gnu Binutils.
How do I fix CVE-2017-13757?
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-2017-13757 being exploited?
There is no known exploitation of CVE-2017-13757 in the wild and no public exploit code.
Other vulnerabilities in Gnu Binutils
Sources
Also known as DEBIAN-CVE-2017-13757, GHSA-gp9g-9j35-qx4x.