---
id: CVE-2019-1010022
title: 'GNU Libc current is affected by: Mitigation bypass'
summary: >-
  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…
severity: critical
cvss: 9.8
cvssVector: 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-119
vendor: gnu
product: glibc
affected:
  - glibc
published: '2019-07-15'
updated: '2026-10-14'
sourceUpdated: '2026-10-14T09:17:15.327'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2019-1010022'
references:
  - url: 'https://security-tracker.debian.org/tracker/CVE-2019-1010022'
    label: josh@bress.net
  - url: 'https://sourceware.org/bugzilla/show_bug.cgi?id=22850'
    label: josh@bress.net
  - url: 'https://sourceware.org/bugzilla/show_bug.cgi?id=22850#c3'
    label: josh@bress.net
  - url: 'https://ubuntu.com/security/CVE-2019-1010022'
    label: josh@bress.net
  - url: 'https://security-tracker.debian.org/tracker/CVE-2019-1010022'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://sourceware.org/bugzilla/show_bug.cgi?id=22850'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://sourceware.org/bugzilla/show_bug.cgi?id=22850#c3'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://ubuntu.com/security/CVE-2019-1010022'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://cert-portal.siemens.com/productcert/html/ssa-398330.html'
    label: 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
tags:
  - nvd
epss: 0.03249
epssPercentile: 0.88023
ingestedAt: '2026-10-14T09:24:26.045Z'
---

## Overview

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.

## Affected

- `glibc`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.