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Fencer Vulns
critical 9.8

CVE-2017-7614 json

elflink.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.28, has a "member access within null p…

published 2017-04-09 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-16619

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.7%
EPSS 3.7% chance of exploitation in 30 days, percentile 89%
public exploits
0
none known

Summary

elflink.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.28, has a "member access within null pointer" undefined behavior issue, which might allow remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via an "int main() {return 0;}" program.

Patch / fix

  • binutils Debian 14, Debian 13, Debian 12 2.28-4

debian advisories DEBIAN-CVE-2017-7614

  • binutils Ubuntu Pro 16.04 LTS 2.26.1-1ubuntu1~16.04.8+esm1

ubuntu advisories UBUNTU-CVE-2017-7614

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • binutils SLES for SAP 12 SP3, SLES for SAP 12 SP2, SLES for SAP 12 SP1 +7 more 2.29.1-9.20.2
  • cross-ppc-binutils SLE Software Development Kit 12 SP3, SLE Software Development Kit 12 SP2 2.29.1-9.20.2
  • cross-spu-binutils SLE Software Development Kit 12 SP3, SLE Software Development Kit 12 SP2 2.29.1-9.20.2

suse advisories SUSE-SU-2017:3170-1

  • binutils Alpine 3.24, Alpine 3.23, Alpine 3.22 +16 more 2.28-r1
  • binutils Alpine 3.4 2.26-r1
  • binutils Alpine 3.5 2.27-r1

alpine advisories ALPINE-CVE-2017-7614

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2017-7614 updated cvss 3.3

binutils: NULL pointer dereference in bfd_elf_final_link function

  • Red Hat Enterprise Linux 5 binutils, binutils220 Red Hat Enterprise Linux 6 binutils Red Hat Enterprise Linux 7 binutils
    affected: no fix planned “Will not fix”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

3.66% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • blogs.gentoo.org https://blogs.gentoo.org/ago/2017/04/05/binutils-two-null-pointer-dereference-in-elflink-c/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.