What is CVE-2020-21490?

CVE-2020-21490 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-2020-21490?

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

Is CVE-2020-21490 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Gnu Binutils

CVE-2020-21490

An issue was discovered in GNU Binutils 2.34. It is a memory leak when process microblaze-dis.c. This one will consume memory on each insn disassembled.

EPSS: 0.003 (22.5th percentile) — read the EPSS interpretation.

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.

Affected products

Gnu Binutils
N/a — versions n/a

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

Public proof-of-concept exploits

akaganeite/CVE4PP

References

cve@mitre.org (Exploit, Third Party Advisory, Issue Tracking)
cve@mitre.org
cve@mitre.org

Frequently asked questions

What is CVE-2020-21490?: CVE-2020-21490 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-2020-21490?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2020-21490 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.