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Back to active CVEs
High · CVSS 7.5CVE-2025-4056

Glib: glib crash after long command lineCVE-2025-4056

Answer in brief

CVE-2025-4056 records a High severity (CVSS 7.5) vulnerability in Glib: glib crash after long command line. The current sources do not mark it as known exploited. The current feed maps glib (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Jul 28, 2025Updated Jun 30, 2026Source checked Nov 3, 2026First seen by HOL Jun 25, 2026Material review Jun 30, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 7.5
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Available

Why this deserves its current priority

CVSS is 7.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps glib (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
glibgeneric>=0 <2.84.12.84.1

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for glib.
  2. 2Review the reported fix. Source-reported workaround: Currently, no mitigation is available for this vulnerability.

Evidence timeline and material changes

  1. Published upstream

    Jul 28, 2025

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Jun 30, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Jun 25, 2026

Sources and claim methodology

  • Source referenceaccess.redhat.com
  • Source referencebugzilla.redhat.com
  • Source referencegitlab.gnome.org
Upstream source description

A flaw was found in GLib. A denial of service on Windows platforms may occur if an application attempts to spawn a program using long command lines.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Ziroom ZHOME A0101 Lua zrUsb.lua loadstring code injectionAlso CWE-94

Record context

Vulnerability class
RCE
EPSS
Not reported
CWE IDs
CWE-94
Source
CVE List V5
Source checked
Nov 3, 2026
References
3 linked sources
Open source record