Is CVE-2021-40145 in the CISA KEV catalog?

No. CVE-2021-40145 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-40145?

CVE-2021-40145 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2021-40145?

CVE-2021-40145 has an EPSS score of 2.05% (79th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-40145?

Upgrade libgd2 on debian 11 to 2.3.0-2+deb11u1 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2021-40145

HIGHEPSS 79th pctl

7.5

CVSS v3

NVD

Description

gdImageGd2Ptr in gd_gd2.c in the GD Graphics Library (aka LibGD) through 2.3.2 has a double free. NOTE: the vendor's position is "The GD2 image format is a proprietary image format of libgd. It has to be regarded as being obsolete, and should only be used for development and testing purposes.

CWE-415

How to fix

Remediation Available

libgd2Debian

Fixed in:2.3.0-2+deb11u1CVE-2021-40145

Fixed in:2.3.3-1CVE-2021-40145

libgd2Ubuntu

Fixed in:2.1.0-3ubuntu0.11+esm2USN-5068-1

Fixed in:2.1.1-4ubuntu0.16.04.12+esm1USN-5068-1

Fixed in:2.2.5-4ubuntu0.5USN-5068-1

Fixed in:2.2.5-5.2ubuntu2.1USN-5068-1

libgd3Ubuntu

Fixed in:2.1.0-3ubuntu0.11+esm2USN-5068-1

Fixed in:2.1.1-4ubuntu0.16.04.12+esm1USN-5068-1

Fixed in:2.2.5-4ubuntu0.5USN-5068-1

Fixed in:2.2.5-5.2ubuntu2.1USN-5068-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

2.05%probability of exploitation in 30 days

79thpercentile

Elevated risk: more likely to be exploited than 79% of all known CVEs.

References

Patch1

github.com

Exploit1

github.com

Third-Party Advisory1

github.com

Related Vulnerabilities

Other CWE-415 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-25136	Medium	6.5	90%	-	Fix
CVE-2018-0101	Critical	10.0	87%	-	Fix
CVE-2003-0545	Critical	9.8	85%	-	Fix
CVE-2019-3829	Medium	5.3	59%	-	Fix
CVE-2026-33824	Critical	9.8	56%	-	Fix
CVE-2021-3407	Medium	5.5	50%	-	Fix

Embed a live status badge for CVE-2021-40145

Markdown

[![CVE-2021-40145](https://tridentstack.com/cve/badge/CVE-2021-40145.svg)](https://tridentstack.com/cve/CVE-2021-40145)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-40145"><img src="https://tridentstack.com/cve/badge/CVE-2021-40145.svg" alt="CVE-2021-40145"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.