Description
In Libsixel prior to and including v1.10.3, a NULL pointer dereference in the stb_image.h component of libsixel allows attackers to cause a denial of service (DOS) via a crafted PICT file.
Published: 2022-01-25
Score: 6.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2021-32113 In Libsixel prior to and including v1.10.3, a NULL pointer dereference in the stb_image.h component of libsixel allows attackers to cause a denial of service (DOS) via a crafted PICT file.
History

Fri, 24 Apr 2026 13:45:00 +0000

Type Values Removed Values Added
First Time appeared Libsixel
Libsixel libsixel
CPEs cpe:2.3:a:libsixel_project:libsixel:*:*:*:*:*:*:*:* cpe:2.3:a:libsixel:libsixel:*:*:*:*:*:*:*:*
Vendors & Products Libsixel Project
Libsixel Project libsixel
Libsixel
Libsixel libsixel

Wed, 16 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00155}

epss

{'score': 0.00179}


Subscriptions

Libsixel Libsixel
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T04:39:20.496Z

Reserved: 2021-12-20T00:00:00.000Z

Link: CVE-2021-45340

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2022-01-25T12:15:07.643

Modified: 2026-04-24T13:35:09.523

Link: CVE-2021-45340

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses