The current version of GNU C Library (glibc) is 2.44 (as of 10/08/2026). patchletter checks the official source daily and emails you new releases.
Actively exploited vulnerabilities
The US cybersecurity agency CISA lists this vulnerability in its catalog of Known Exploited Vulnerabilities. What CISA does not carry does not appear in this list — even where it is being exploited.
- CVE-2023-4911GNU C Library Buffer Overflow Vulnerability
7.8 high · locally only, with a basic account · CISA deadline was 12 Dec 23
Source: CISA KEV. The CVE is matched to the product automatically — when in doubt, the linked NVD entry applies.
Version history & changelog · as detected by patchletter
| Version | Channel | Date | Notes |
|---|---|---|---|
| 2.44 | STABLE | 10/08/2026 | Release notes → |
Frequently asked questions
- What is the latest version of GNU C Library (glibc)?
- GNU C Library (glibc) 2.44, released 10/08/2026. patchletter checks the vendor's official source daily for new releases.
- Where can I find the GNU C Library (glibc) release notes?
- The version history above links to the vendor's official release notes where the vendor publishes them. patchletter deliberately stores no vendor full texts.
- How do I get notified about new GNU C Library (glibc) updates?
- Tick GNU C Library (glibc) off in the catalogue and leave your address. From then on new versions go out by email — one at a time, or bundled in the daily or weekly digest.
An email as soon as a new GNU C Library (glibc) version ships
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[](https://patchletter.com/en/software/glibc)https://patchletter.com/badge/glibc.svgAlso available: ?v=eol (end of support) and ?v=cve (actively exploited).
