Reference page — cumulative record through Monday, October 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2019-1010022

CVE-2019-1010022CRITICAL

GNU Libc current is affected by: Mitigation bypass.

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   N  U  H  H  H    9.8   .0325   88.1     —

AFFECTED
  Product  Versions                               Fixed
  glibc    current (At least as of 2018-02-16) –  —

TIMELINE
  Mar 20  Reserved by dwf
  Jul 15  Published (CNA: dwf)
  Oct 14  ENRICHED — CVE-2019-1010022 (GNU C Library glibc). Received CVSS 9.8 and CPE data from NVD.
  Oct 14  EXPLOIT PUBLISHED — CVE-2019-1010022 (GNU C Library glibc). Public exploit reference added.

CWE-119 · CNA: dwf · CVSS v3.0 · 5 references · NVD status: Modified

Description

GNU Libc current is affected by: Mitigation bypass. The impact is: Attacker may bypass stack guard protection. The component is: nptl. The attack vector is: Exploit stack buffer overflow vulnerability and use this bypass vulnerability to bypass stack guard. NOTE: Upstream comments indicate "this is being treated as a non-security bug and no real threat.

Lifecycle

Complete event history — 4 events, chronological
Date	Event	Detail
March 20, 2019	Reserved	Reserved by dwf
July 15, 2019	Published	Published (CNA: dwf)
October 14, 2026	ENRICHED	ENRICHED — CVE-2019-1010022 (GNU C Library glibc). Received CVSS 9.8 and CPE data from NVD.
October 14, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2019-1010022 (GNU C Library glibc). Public exploit reference added.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
GNU C Library	glibc	—	current (At least as of 2018-02-16)	—

Weaknesses

CWE-119

References (5)

https://cert-portal.siemens.com/productcert/html/ssa-398330.html
https://security-tracker.debian.org/tracker/CVE-2019-1010022
https://sourceware.org/bugzilla/show_bug.cgi?id=22850 [Exploit, Issue Tracking, Third Party Advisory]
https://sourceware.org/bugzilla/show_bug.cgi?id=22850#c3
https://ubuntu.com/security/CVE-2019-1010022

Authoritative record: CVE-2019-1010022 at cve.org

Vendors: gnu c library

Weaknesses: CWE-119

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2019-1010022 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Monday, October 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.