Is CVE-2021-44648 in the CISA KEV catalog?

No. CVE-2021-44648 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-44648?

CVE-2021-44648 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2021-44648?

CVE-2021-44648 has an EPSS score of 1.89% (77th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-44648?

Upgrade gdk-pixbuf on debian 11 to 2.42.2+dfsg-1+deb11u1 or later. Fixes are available for 20 affected products.

CVE & CISA-KEV Catalog

CVE-2021-44648

HIGHEPSS 77th pctl

8.8

CVSS v3

NVD

Description

GNOME gdk-pixbuf 2.42.6 is vulnerable to a heap-buffer overflow vulnerability when decoding the lzw compressed stream of image data in GIF files with lzw minimum code size equals to 12.

CWE-787Out-of-bounds Write

How to fix

Remediation Available

gdk-pixbufDebian

Fixed in:2.42.2+dfsg-1+deb11u1CVE-2021-44648

Fixed in:2.42.9+dfsg-1CVE-2021-44648

gdk-pixbuf2Red Hat / RHEL

Fixed in:0:2.42.6-3.el9RHSA-2023:2216

gdk-pixbuf2Rocky

Fixed in:0:2.42.6-3.el9RHSA-2023:2216

gdk-pixbuf2-debuginfoRed Hat / RHEL

Fixed in:0:2.42.6-3.el9RHSA-2023:2216

gdk-pixbuf2-debuginfoRocky

Fixed in:0:2.42.6-3.el9RHSA-2023:2216

gdk-pixbuf2-debugsourceRed Hat / RHEL

Fixed in:0:2.42.6-3.el9RHSA-2023:2216

gdk-pixbuf2-debugsourceRocky

Fixed in:0:2.42.6-3.el9RHSA-2023:2216

gdk-pixbuf2-develRocky

Fixed in:0:2.42.6-3.el9RHSA-2023:2216

gdk-pixbuf2-develRed Hat / RHEL

Fixed in:0:2.42.6-3.el9RHSA-2023:2216

gdk-pixbuf2-devel-debuginfoRed Hat / RHEL

Fixed in:0:2.42.6-3.el9RHSA-2023:2216

gdk-pixbuf2-devel-debuginfoRocky

Fixed in:0:2.42.6-3.el9RHSA-2023:2216

gdk-pixbuf2-modulesRocky

Fixed in:0:2.42.6-3.el9RHSA-2023:2216

gdk-pixbuf2-modulesRed Hat / RHEL

Fixed in:0:2.42.6-3.el9RHSA-2023:2216

gdk-pixbuf2-modules-debuginfoRocky

Fixed in:0:2.42.6-3.el9RHSA-2023:2216

gdk-pixbuf2-modules-debuginfoRed Hat / RHEL

Fixed in:0:2.42.6-3.el9RHSA-2023:2216

gdk-pixbuf2-tests-debuginfoRocky

Fixed in:0:2.42.6-3.el9RHSA-2023:2216

gdk-pixbuf2-tests-debuginfoRed Hat / RHEL

Fixed in:0:2.42.6-3.el9RHSA-2023:2216

gdk-pixbufUbuntu

Fixed in:2.40.0+dfsg-3ubuntu0.4USN-5607-1

Fixed in:2.42.8+dfsg-1ubuntu0.1USN-5607-1

libgdk-pixbuf-2.0-0Ubuntu

Fixed in:2.42.8+dfsg-1ubuntu0.1USN-5607-1

libgdk-pixbuf2.0-0Ubuntu

Fixed in:2.40.0+dfsg-3ubuntu0.4USN-5607-1

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 InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.89%probability of exploitation in 30 days

77thpercentile

Elevated risk: more likely to be exploited than 77% of all known CVEs.

References

Exploit2

Third-Party Advisory1

debian.org

Other references2

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2023-4863	High	8.8	100%	KEV	Fix
CVE-2020-16040	Medium	6.5	100%	-	Fix

Embed a live status badge for CVE-2021-44648

Markdown

[![CVE-2021-44648](https://tridentstack.com/cve/badge/CVE-2021-44648.svg)](https://tridentstack.com/cve/CVE-2021-44648)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-44648"><img src="https://tridentstack.com/cve/badge/CVE-2021-44648.svg" alt="CVE-2021-44648"></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.