CVE-2009-0723: Multiple integer overflows in LittleCMS (aka lcms or liblcms) before 1.18beta2, as used in Firefox 3.1beta, Op

Q: How do I fix CVE-2009-0723?

gimp: upgrade to 2.9.2; firefox: downgrade or apply the listed mitigation; openjdk: upgrade to newer than 7. Exact commands for each OS are on this page.

Q: Is CVE-2009-0723 being exploited?

CVE-2009-0723 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2009-0723 affect?

CVE-2009-0723 affects gimp, firefox, openjdk. Severity is high (CVSS 9.3). Multiple integer overflows in LittleCMS (aka lcms or liblcms) before 1.18beta2, as used in Firefox 3.1beta, OpenJDK, and GIMP, allow context-dependent attackers to execute arbitrary code via a crafted image file that triggers a heap-based b

Q: How urgent is CVE-2009-0723?

Priority 61/100. Critical severity; EPSS top 8%: very likely to be exploited; Public exploit reference

This week

HIGH 9.3UPGRADEDOWNGRADEUPGRADE

CVE-2009-0723 is a high-severity flaw (CVSS 9.3) affecting gimp, firefox, openjdk. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple integer overflows in LittleCMS (aka lcms or liblcms) before 1.18beta2, as used in Firefox 3.1beta, OpenJDK, and GIMP, allow context-dependent attackers to execute arbitrary code via a crafted image file that triggers a heap-based buffer overflow. NOTE: some of these details are obtained from third party information.

Why this priority

Critical severity
EPSS top 8%: very likely to be exploited
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	9.3 (High)
EPSS exploit chance	5.0% (top 8%)
CISA exploited list	No
Weakness	CWE-190
Published	2009-03-23
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: gimp · littlecms · mozilla · sun

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2009-03-23 14:19 UTCPublished CVE record published
2026-06-16 23:05 UTCUpdated Record last modified

gimp gimp UPGRADE

Affected: < 2.9.2

Fixed in: 2.9.2

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 2.9.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade gimp

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade gimp

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

mozilla firefox DOWNGRADE

Affected: 3.1 beta1

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 3.1 (Debian / Ubuntu)

apt-cache madison firefox sudo apt install firefox=<VERSION_BEFORE_3.1> sudo apt-mark hold firefox

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

dnf --showduplicates list firefox sudo dnf downgrade firefox-<VERSION_BEFORE_3.1> sudo dnf versionlock add firefox

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.

sun openjdk UPGRADE

Affected: <= 7

Fixed in: newer than 7

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 7 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade openjdk

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade openjdk

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

littlecms little cms UPGRADE

Affected: <= 1.17

Fixed in: newer than 1.17

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy little-cms || rpm -q little-cms || little-cms --version

2. UPGRADE to newer than 1.17 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade little-cms

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade little-cms

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2009-0723?

gimp: upgrade to 2.9.2; firefox: downgrade or apply the listed mitigation; openjdk: upgrade to newer than 7. Exact commands for each OS are on this page.

Is CVE-2009-0723 being exploited?

CVE-2009-0723 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-2009-0723 affect?

CVE-2009-0723 affects gimp, firefox, openjdk. Severity is high (CVSS 9.3). Multiple integer overflows in LittleCMS (aka lcms or liblcms) before 1.18beta2, as used in Firefox 3.1beta, OpenJDK, and GIMP, allow context-dependent attackers to execute arbitrary code via a crafted image file that triggers a heap-based b

How urgent is CVE-2009-0723?

Priority 61/100. Critical severity; EPSS top 8%: very likely to be exploited; Public exploit reference

Software pages

Mozilla Firefox vulnerabilities

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References

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