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Fencer Intel
high 7.5

CVE-2018-12697 json

A NULL pointer dereference (aka SEGV on unknown address 0x000000000000) was discovered in work_stuff_copy_to_from in cplus-dem.c in GNU lib…

published 2018-06-23 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-4650

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.8%
EPSS 4.8% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

A NULL pointer dereference (aka SEGV on unknown address 0x000000000000) was discovered in work_stuff_copy_to_from in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.30. This can occur during execution of objdump.

Patch / fix

  • binutils Debian 14, Debian 13, Debian 12 2.32.51.20190707-1

debian advisories DEBIAN-CVE-2018-12697

  • binutils Ubuntu 18.04 LTS 2.30-21ubuntu1~18.04.3
  • libiberty Ubuntu 16.04 LTS 20160215-1ubuntu0.3
  • libiberty Ubuntu 18.04 LTS 20170913-1ubuntu0.1
  • binutils Ubuntu Pro 16.04 LTS 2.26.1-1ubuntu1~16.04.8+esm1

ubuntu advisories UBUNTU-CVE-2018-12697

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 RHEL 7 2.27-41.base.el7

red hat advisories RHSA-2019:2075

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-2018-12697 updated cvss 3.3

binutils: NULL pointer dereference in work_stuff_copy_to_from in cplus-dem.c.

  • Red Hat Enterprise Linux 5 binutils, binutils220 Red Hat Enterprise Linux 6 binutils Red Hat Enterprise Linux 8 binutils, mingw-binutils, mingw32-binutils, mingw64-binutils, mingw-binutils-generic
    affected: no fix planned “Will not fix”
  • Red Hat Ansible Tower 3.4 for RHEL 7 Server ansible-tower-34/ansible-tower-memcached 1.4.15-28, ansible-tower-35/ansible-tower-memcached 1.4.15-28, ansible-tower-37/ansible-tower-memcached-rhel7 1.4.15-28
    fixed: vendor fix RHBA-2020:0547
  • Red Hat Enterprise Linux Client (v. 7) binutils 2.27-41.base.el7 Red Hat Enterprise Linux Client Optional (v. 7) binutils-devel 2.27-41.base.el7, binutils-debuginfo 2.27-41.base.el7 Red Hat Enterprise Linux ComputeNode (v. 7) binutils 2.27-41.base.el7 Red Hat Enterprise Linux ComputeNode Optional (v. 7) binutils-devel 2.27-41.base.el7, binutils-debuginfo 2.27-41.base.el7 Red Hat Enterprise Linux Server (v. 7) binutils 2.27-41.base.el7 Red Hat Enterprise Linux Workstation (v. 7) binutils 2.27-41.base.el7
    fixed: vendor fix RHSA-2019:2075

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

4.83% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • bugs.launchpad.net https://bugs.launchpad.net/ubuntu/+source/binutils/+bug/1763102 referenced PoC, tagged "exploit" by a source, unverified
  • sourceware.org https://sourceware.org/bugzilla/show_bug.cgi?id=23057 referenced PoC, tagged "exploit" by a source, unverified
  • gcc.gnu.org https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85454 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness

References

Sources

Fencer Intel 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.