How many The GNU C Library glibc CVEs are in CISA KEV?

None of The GNU C Library glibc's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.

Which versions of The GNU C Library glibc are affected?

31 distinct The GNU C Library glibc versions are named across its CVEs. Use the version filter above to see the CVEs affecting a specific version.

What are the most common weakness types in The GNU C Library glibc CVEs?

The GNU C Library glibc's CVEs most often map to these CWE weakness types: CWE-121 (Stack-based Buffer Overflow), CWE-787 (Out-of-bounds Write), CWE-617 (Reachable Assertion), CWE-835 (Loop with Unreachable Exit Condition ('Infinite Loop')).

How many critical The GNU C Library glibc vulnerabilities are there?

The GNU C Library glibc has 2 critical and 13 high-severity CVEs.

What is the average severity of The GNU C Library glibc CVEs?

The average CVSS base score across The GNU C Library glibc's scored CVEs is 6.6.

The GNU C Library glibc Vulnerabilities: CVEs, CISA KEV & Security Advisories

Name: The GNU C Library glibc vulnerability dataset (CVEs)
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

RadicalNotion.AI

The GNU C Library glibc Vulnerabilities: CVEs, CISA KEV & Security Advisories

Overview

The GNU C Library glibc has 33 published CVE records since 2019, of which 0 are in CISA's Known Exploited Vulnerabilities catalog and 14 have a known public exploit. The average CVSS base score across scored CVEs is 6.6. Affected platforms include linux, power10, power8, x86.

Severity and exploitation

How the CVSS severity of The GNU C Library glibc's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical2

High13

Medium16

Low2

In CISA’s Known Exploited Vulnerabilities catalog

None of The GNU C Library glibc's CVEs are currently listed in CISA's KEV catalog.

Public exploits

14 of The GNU C Library glibc's CVEs have a known public exploit available.

Affected versions and CVEs

Browse every The GNU C Library glibc version named in a CVE, then pick one to see only the CVEs that affect it.

Version ranges

2.15 <= v < 2.404 CVEs
2.0 <= v <= 2.422 CVEs
2.14 <= v < 2.452 CVEs
2.3 <= v <= 2.442 CVEs
2.34 <= v <= 2.432 CVEs
< 2.451 CVE
>= 2.21 CVE
>= 2.391 CVE
>= 2.401 CVE
>= 2.71 CVE
>= current (At least as of 2018-02-16)1 CVE
2.0 <= v <= 2.431 CVE

Common weakness types

The CWE weakness categories most often found in The GNU C Library glibc CVEs. Follow any weakness for its full explanation.

Disclosure activity by year

How many The GNU C Library glibc CVEs were published each year.

2019

2024

2025

2026

Other The GNU C Library products

Browse vulnerabilities for other products by The GNU C Library.

All The GNU C Library vulnerabilities

Frequently asked questions

Common questions about The GNU C Library glibc vulnerabilities.

How many CVEs does The GNU C Library glibc have?: The GNU C Library glibc has 33 published CVE records since 2019.
How many The GNU C Library glibc CVEs are in CISA KEV?: None of The GNU C Library glibc's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.
Are there public exploits for The GNU C Library glibc vulnerabilities?: Yes — 14 of The GNU C Library glibc's CVEs have a known public exploit.
Which versions of The GNU C Library glibc are affected?: 31 distinct The GNU C Library glibc versions are named across its CVEs. Use the version filter above to see the CVEs affecting a specific version.
What are the most common weakness types in The GNU C Library glibc CVEs?: The GNU C Library glibc's CVEs most often map to these CWE weakness types: CWE-121 (Stack-based Buffer Overflow), CWE-787 (Out-of-bounds Write), CWE-617 (Reachable Assertion), CWE-835 (Loop with Unreachable Exit Condition ('Infinite Loop')).
How many critical The GNU C Library glibc vulnerabilities are there?: The GNU C Library glibc has 2 critical and 13 high-severity CVEs.
What is the average severity of The GNU C Library glibc CVEs?: The average CVSS base score across The GNU C Library glibc's scored CVEs is 6.6.

References

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

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The GNU C Library glibc Vulnerabilities