CVE catalog

CVE-2018-20712

binutils: CVE-2018-20712

Severity: Medium · CVSS 4.7CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H
Published: Dec 28, 2018, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 2.64% · Oct 25, 2026

A heap-based buffer over-read exists in the function d_expression_1 in cp-demangle.c in GNU libiberty, as distributed in GNU Binutils 2.31.1. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by c++filt.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	binutils	sid	`2.47.50.20261021-1`	vulnerable
Debian	binutils	forky	`2.47.50.20261021-1`	vulnerable
Debian	binutils	trixie	`2.44-3`	vulnerable
Debian	binutils	bookworm	`2.40-2`	vulnerable
Alpine	binutils	3.10	`2.32-r0`	fixed
Alpine	binutils	3.11	`2.32-r0`	fixed
Alpine	binutils	3.12	`2.32-r0`	fixed
Alpine	binutils	3.13	`2.32-r0`	fixed
Alpine	binutils	3.14	`2.32-r0`	fixed
Alpine	binutils	3.15	`2.32-r0`	fixed
Alpine	binutils	3.16	`2.32-r0`	fixed
Alpine	binutils	3.17	`2.32-r0`	fixed
Alpine	binutils	3.18	`2.32-r0`	fixed
Alpine	binutils	3.19	`2.32-r0`	fixed
Alpine	binutils	3.20	`2.32-r0`	fixed
Alpine	binutils	3.21	`2.32-r0`	fixed
Alpine	binutils	3.22	`2.32-r0`	fixed
Alpine	binutils	3.23	`2.32-r0`	fixed
Alpine	binutils	3.24	`2.32-r0`	fixed
Ubuntu	libiberty	16.04	`20141014-1`	vulnerable
Ubuntu	libiberty	16.04	`20160215-1`	vulnerable
Ubuntu	libiberty	16.04	`20160215-1ubuntu0.2`	vulnerable
Ubuntu	libiberty	16.04	`20160215-1ubuntu0.3`	vulnerable

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	binutils	source	sid	`(unfixed)`	unimportant	Not reported	Not reported
Debian	binutils	source	forky	`(unfixed)`	unimportant	Not reported	Not reported
Debian	binutils	source	trixie	`(unfixed)`	unimportant	Not reported	Not reported
Debian	binutils	source	bookworm	`(unfixed)`	unimportant	Not reported	Not reported
Alpine	binutils	apk	3.10	`2.32-r0`	Not reported	ALPINE-CVE-2018-20712	Not reported
Alpine	binutils	apk	3.11	`2.32-r0`	Not reported	ALPINE-CVE-2018-20712	Not reported
Alpine	binutils	apk	3.12	`2.32-r0`	Not reported	ALPINE-CVE-2018-20712	Not reported
Alpine	binutils	apk	3.13	`2.32-r0`	Not reported	ALPINE-CVE-2018-20712	Not reported
Alpine	binutils	apk	3.14	`2.32-r0`	Not reported	ALPINE-CVE-2018-20712	Not reported
Alpine	binutils	apk	3.15	`2.32-r0`	Not reported	ALPINE-CVE-2018-20712	Not reported
Alpine	binutils	apk	3.16	`2.32-r0`	Not reported	ALPINE-CVE-2018-20712	Not reported
Alpine	binutils	apk	3.17	`2.32-r0`	Not reported	ALPINE-CVE-2018-20712	Not reported
Alpine	binutils	apk	3.18	`2.32-r0`	Not reported	ALPINE-CVE-2018-20712	Not reported
Alpine	binutils	apk	3.19	`2.32-r0`	Not reported	ALPINE-CVE-2018-20712	Not reported
Alpine	binutils	apk	3.20	`2.32-r0`	Not reported	ALPINE-CVE-2018-20712	Not reported
Alpine	binutils	apk	3.21	`2.32-r0`	Not reported	ALPINE-CVE-2018-20712	Not reported
Alpine	binutils	apk	3.22	`2.32-r0`	Not reported	ALPINE-CVE-2018-20712	Not reported
Alpine	binutils	apk	3.23	`2.32-r0`	Not reported	ALPINE-CVE-2018-20712	Not reported
Alpine	binutils	apk	3.24	`2.32-r0`	Not reported	ALPINE-CVE-2018-20712	Not reported

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[binutils]Unknown
Details (2)
- 2.40-2 · amd64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
- 2.40-2 · arm64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
[binutils-aarch64-linux-gnu]Unknown
Source package: [binutils]
Details (2)
- 2.40-2 · amd64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
- 2.40-2 · arm64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
[binutils-aarch64-linux-gnu-dbg]Unknown
Source package: [binutils]
Details (2)
- 2.40-2 · amd64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
- 2.40-2 · arm64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
[binutils-alpha-linux-gnu]Unknown
Source package: [binutils]
Details (1)
- 2.40-2 · amd64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
[binutils-alpha-linux-gnu-dbg]Unknown
Source package: [binutils]
Details (1)
- 2.40-2 · amd64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
[binutils-arc-linux-gnu]Unknown
Source package: [binutils]
Details (2)
- 2.40-2 · amd64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
- 2.40-2 · arm64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
[binutils-arc-linux-gnu-dbg]Unknown
Source package: [binutils]
Details (2)
- 2.40-2 · amd64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
- 2.40-2 · arm64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
[binutils-arm-linux-gnueabi]Unknown
Source package: [binutils]
Details (2)
- 2.40-2 · amd64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
- 2.40-2 · arm64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
[binutils-arm-linux-gnueabi-dbg]Unknown
Source package: [binutils]
Details (2)
- 2.40-2 · amd64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
- 2.40-2 · arm64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
[binutils-arm-linux-gnueabihf]Unknown
Source package: [binutils]
Details (2)
- 2.40-2 · amd64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
- 2.40-2 · arm64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
[binutils-arm-linux-gnueabihf-dbg]Unknown
Source package: [binutils]
Details (2)
- 2.40-2 · amd64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
- 2.40-2 · arm64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
[binutils-common]Unknown
Source package: [binutils]
Details (2)
- 2.40-2 · amd64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
- 2.40-2 · arm64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
[binutils-dev]Unknown
Source package: [binutils]
Details (2)
- 2.40-2 · amd64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
- 2.40-2 · arm64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
[binutils-doc]Unknown
Source package: [binutils]
Details (2)
- 2.40-2 · all · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
- 2.40-2 · all · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
[binutils-for-build]Unknown
Source package: [binutils]
Details (2)
- 2.40-2 · all · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
- 2.40-2 · all · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
[binutils-for-host]Unknown
Source package: [binutils]
Details (2)
- 2.40-2 · amd64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
- 2.40-2 · arm64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
[binutils-hppa64-linux-gnu]Unknown
Source package: [binutils]
Details (1)
- 2.40-2 · amd64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
[binutils-hppa64-linux-gnu-dbg]Unknown
Source package: [binutils]
Details (1)
- 2.40-2 · amd64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
[binutils-hppa-linux-gnu]Unknown
Source package: [binutils]
Details (1)
- 2.40-2 · amd64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12
[binutils-hppa-linux-gnu-dbg]Unknown
Source package: [binutils]
Details (1)
- 2.40-2 · amd64 · bookworm
  Affected
  dsa · binutils · debian · bookworm; dsa · binutils · debian · 12

Next results

Observed: Oct 23, 2026, 5:36:06 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]