CVE-2022-21154: An integer overflow vulnerability exists in the fltSaveCMP functionality of Leadtools 22

This month

HIGH 7.8DOWNGRADE

CVE-2022-21154 is a high-severity flaw (CVSS 7.8) affecting leadtools. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An integer overflow vulnerability exists in the fltSaveCMP functionality of Leadtools 22. A specially-crafted BMP file can lead to an integer overflow, that in turn causes a buffer overflow. An attacker can provide a malicious BMP file to trigger this vulnerability.

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.0% (top 37%)
CISA exploited list	No
Weakness	CWE-190
Published	2022-04-14
Last modified	2026-06-17

Publisher (CNA): Talos · Vendor: leadtools

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-04-14 20:15 UTCPublished CVE record published
2026-06-17 04:25 UTCUpdated Record last modified

leadtools leadtools DOWNGRADE

Affected: 22.0.0.0.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 22.0.0.0.0

1. Check installed version

apt-cache policy leadtools || rpm -q leadtools || leadtools --version

2. No fixed release: DOWNGRADE to a release before 22.0.0.0.0 (Debian / Ubuntu)

apt-cache madison leadtools sudo apt install leadtools=<VERSION_BEFORE_22.0.0.0.0> sudo apt-mark hold leadtools

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list leadtools sudo dnf downgrade leadtools-<VERSION_BEFORE_22.0.0.0.0> sudo dnf versionlock add leadtools

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-21154?

leadtools: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-21154 being exploited?

CVE-2022-21154 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-21154 affect?

CVE-2022-21154 affects leadtools. Severity is high (CVSS 7.8). An integer overflow vulnerability exists in the fltSaveCMP functionality of Leadtools 22. A specially-crafted BMP file can lead to an integer overflow, that in turn causes a buffer overflow. An attacker can provide a malicious BMP file to t

How urgent is CVE-2022-21154?

Priority 48/100. High severity; Public exploit reference

Related CVEs

CVE-2020-6089 HIGH 7.8 DOWNGRADE An exploitable code execution vulnerability exists in the ANI file format parser of Leadtools 20

References

← Back to latest CVEs