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Fencer Intel
medium 6.5

CVE-2018-17794 json

An issue was discovered in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.31.

published 8y ago modified 4mo ago also EUVD-2018-9540

cvss
6.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.9%
EPSS 1.9% chance of exploitation in 30 days, percentile 79%
public exploits
0
none known

Summary

An issue was discovered in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.31. There is a NULL pointer dereference in work_stuff_copy_to_from when called from iterate_demangle_function.

Patch / fix

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

debian advisories DEBIAN-CVE-2018-17794

  • 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-2018-17794

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

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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-2018-17794 updated cvss 3.3

binutils: NULL pointer dereference in libiberty/cplus-dem.c:work_stuff_copy_to_from() via crafted input

  • Red Hat Enterprise Linux 5 binutils Red Hat Enterprise Linux 6 binutils Red Hat Enterprise Linux 7 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 Enterprise Linux 5 binutils220
    not affected: vulnerable code not present

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

1.87% chance of exploitation in the next 30 days, higher than 79% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD 2.0 4.3 AV:N/AC:M/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.