CVE-2018-6872

Published: 09 February 2018

The elf_parse_notes function in elf.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.30, allows remote attackers to cause a denial of service (out-of-bounds read and segmentation violation) via a note with a large alignment.

Priority

Low

CVSS 3 base score: 5.5

Status

Package Release Status
binutils
Launchpad, Ubuntu, Debian
Upstream
Released (2.31)
Ubuntu 20.10 (Groovy Gorilla) Not vulnerable
(2.31.1-6ubuntu1)
Ubuntu 20.04 LTS (Focal Fossa) Not vulnerable
(2.31.1-6ubuntu1)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (2.30-20ubuntu2~18.04)
Ubuntu 16.04 LTS (Xenial Xerus) Needed

Ubuntu 14.04 ESM (Trusty Tahr) Needs triage

Patches:
Upstream: https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;a=commit;h=ef135d4314fd4c2d7da66b9d7b59af4a85b0f7e6 (trunk)
Upstream: https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;a=commit;h=d895ef77ffc94e02e748856c2ab54f5bb8cc867e (2.30 branch)

Notes

AuthorNote
ratliff
without ASAN, does not segfault on trusty nor xenial
mdeslaur
code is different in xenial, needs backport

References

Bugs