Skip to content
Fencer Vulns
high 7.8

CVE-2022-45703 json

Heap buffer overflow vulnerability in binutils readelf before 2.40 via function display_debug_section in file readelf.c.

published 2023-08-22 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-48562

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 42%
public exploits
0
none known

Summary

Heap buffer overflow vulnerability in binutils readelf before 2.40 via function display_debug_section in file readelf.c.

Patch / fix

  • gnu binutils 2.40
  • binutils Debian 14, Debian 13, Debian 12 2.40-2

debian advisories DEBIAN-CVE-2022-45703

  • binutils Ubuntu 20.04 LTS 2.34-6ubuntu1.8
  • binutils Ubuntu 22.04 LTS 2.38-4ubuntu2.5
  • binutils Ubuntu Pro 14.04 LTS 2.24-5ubuntu14.2+esm3
  • binutils Ubuntu Pro 16.04 LTS 2.26.1-1ubuntu1~16.04.8+esm7
  • binutils Ubuntu Pro 18.04 LTS 2.30-21ubuntu1~18.04.9+esm1

ubuntu advisories UBUNTU-CVE-2022-45703

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 15 SP3, SLES for SAP 15 SP2, SLES for SAP 15 SP1 +18 more 2.41-150100.7.46.1
  • cross-rx-binutils openSUSE Leap 15.5 2.41-150100.7.46.1
  • cross-arm-binutils openSUSE Leap 15.5 2.41-150100.7.46.1
  • cross-avr-binutils openSUSE Leap 15.5 2.41-150100.7.46.1
  • cross-ppc-binutils openSUSE Leap 15.5 2.41-150100.7.46.1
  • cross-spu-binutils openSUSE Leap 15.5 2.41-150100.7.46.1
  • cross-hppa-binutils openSUSE Leap 15.5 2.41-150100.7.46.1
  • cross-i386-binutils openSUSE Leap 15.5 2.41-150100.7.46.1

suse advisories SUSE-SU-2023:3825-1SUSE-SU-2023:3695-1

  • binutils openSUSE Tumbleweed 2.41-1.2

opensuse advisories openSUSE-SU-2024:13411-1

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-2022-45703 updated

binutils: heap-based buffer overflow in display_debug_section() in readelf.c

  • Red Hat Enterprise Linux 6 binutils Red Hat Enterprise Linux 7 gdb, binutils, gdb-gdbserver Red Hat Enterprise Linux 8 gdb, binutils, gdb-headless, gdb-gdbserver, mingw-binutils, mingw32-binutils, +11 more Red Hat Enterprise Linux 9 gdb, binutils, gdb-minimal, gdb-headless, binutils-gold, gdb-gdbserver, +10 more
    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

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.49% chance of exploitation in the next 30 days, higher than 42% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • sourceware.org https://sourceware.org/bugzilla/show_bug.cgi?id=29799 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

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.