CVE-2021-45078

Name: CVE-2021-45078
Creator: NVD / NIST
Published: 2021-12-15T20:15:08.797+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 1.31%

Last modified Jun 17, 2026

CVE-2021-45078 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. stab_xcoff_builtin_type in stabs.c in GNU Binutils through 2.37 allows attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact, as demonstrated by an out-of-bounds write. NOTE: this issue exists because of an incorrect fix for CVE-2018-12699.. EPSS estimates a 1.31% chance of exploitation in the next 30 days.

Description

stab_xcoff_builtin_type in stabs.c in GNU Binutils through 2.37 allows attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact, as demonstrated by an out-of-bounds write. NOTE: this issue exists because of an incorrect fix for CVE-2018-12699.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

1.31%

67.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Gnu	Binutils	<= 2.37
Fedoraproject	Fedora	34
Fedoraproject	Fedora	35
Redhat	Enterprise Linux	8.0
Debian	Debian Linux	9.0
Debian	Debian Linux	10.0
Debian	Debian Linux	11.0
Netapp	Ontap Select Deploy Administration Utility	All versions

References

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UQBH244M5PV6S6UMHUTCVCWFZDX7Y4M6/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UUHLDDT3HH7YEY6TX7IJRGPJUTNNVEL3/
https://security.gentoo.org/glsa/202208-30Third Party Advisory
https://security.netapp.com/advisory/ntap-20220107-0002/Third Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=28694Exploit, Issue Tracking, Patch, Third Party Advisory
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=161e87d12167b1e36193385485c1f6ce92f74f02
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UQBH244M5PV6S6UMHUTCVCWFZDX7Y4M6/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UUHLDDT3HH7YEY6TX7IJRGPJUTNNVEL3/
https://security.gentoo.org/glsa/202208-30Third Party Advisory
https://security.netapp.com/advisory/ntap-20220107-0002/Third Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=28694Exploit, Issue Tracking, Patch, Third Party Advisory
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=161e87d12167b1e36193385485c1f6ce92f74f02

Timeline

Published: Dec 15, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-45078?

How severe is CVE-2021-45078?

CVE-2021-45078 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.31% probability of exploitation in the next 30 days.

How do I fix CVE-2021-45078?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-45078?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST