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Fencer Vulns
high 7.8

CVE-2019-9070 json

An issue was discovered in GNU libiberty, as distributed in GNU Binutils 2.32.

published 2019-02-24 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-18456

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.6%
EPSS 1.6% chance of exploitation in 30 days, percentile 76%
public exploits
0
none known

Summary

An issue was discovered in GNU libiberty, as distributed in GNU Binutils 2.32. It is a heap-based buffer over-read in d_expression_1 in cp-demangle.c after many recursive calls.

Patch / fix

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

debian advisories DEBIAN-CVE-2019-9070

  • 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-2019-9070

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

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-2019-9070 updated cvss 5.9

binutils: heap-based buffer over-read in function d_expression_1 in cp-demangle.c

  • Red Hat Enterprise Linux 5 binutils Red Hat Enterprise Linux 6 binutils
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux 7 binutils Red Hat Enterprise Linux 8 binutils
    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

1.64% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • gcc.gnu.org https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89395 referenced PoC, tagged "exploit" by a source, unverified
  • sourceware.org https://sourceware.org/bugzilla/show_bug.cgi?id=24229 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/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.