What is CVE-2020-19724?

CVE-2020-19724 is a medium-severity vulnerability in GNU Binutils, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2023-08-22.

How severe is CVE-2020-19724?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in GNU Binutils

CVE-2020-19724

A memory consumption issue in get_data function in binutils/nm.c in GNU nm before 2.34 allows attackers to cause a denial of service via crafted command.

Published 2023-08-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.003 (20.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 20.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

GNU Binutils

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

sourceware.org/bugzilla/show_bug.cgi (Exploit, Third Party Advisory, Issue Tracking)
sourceware.org/git/gitweb.cgi

Frequently asked questions

What is CVE-2020-19724?: CVE-2020-19724 is a medium-severity vulnerability in GNU Binutils, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2023-08-22.
How severe is CVE-2020-19724?: Medium severity. CVSS v3 base score is 5.5 out of 10.