CVE-2018-6759

Published: 06 February 2018

The bfd_get_debug_link_info_1 function in opncls.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.30, has an unchecked strnlen operation. Remote attackers could leverage this vulnerability to cause a denial of service (segmentation fault) via a crafted ELF file.

Priority

Low

CVSS 3 base score: 5.5

Status

Package Release Status
binutils
Launchpad, Ubuntu, Debian
Upstream
Released (2.31)
Ubuntu 21.04 (Hirsute Hippo) Not vulnerable
(2.31.1-6ubuntu1)
Ubuntu 20.04 LTS (Focal Fossa) Not vulnerable
(2.31.1-6ubuntu1)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(2.30-15ubuntu1)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (2.26.1-1ubuntu1~16.04.8+esm1)
Ubuntu 14.04 ESM (Trusty Tahr) Needed

Patches:
Upstream: https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=64e234d417d5685a4aec0edc618114d9991c031b