How severe is CVE-2018-16435?

CVE-2018-16435 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2018-16435 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-16435?

CVE-2018-16435 primarily affects Littlecms Little Cms Color Engine. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-16435?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-16435 published?

CVE-2018-16435 was published on 2018-09-04 and last updated on 2026-06-17.

CVE-2018-16435

CVE-2018-16435 is a medium-severity vulnerability in Littlecms Little Cms Color Engine with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-190.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-190
Affected product: Littlecms Little Cms Color Engine
Published: 2018-09-04
Last modified: 2026-06-17

Description

Little CMS (aka Little Color Management System) 2.9 has an integer overflow in the AllocateDataSet function in cmscgats.c, leading to a heap-based buffer overflow in the SetData function via a crafted file in the second argument to cmsIT8LoadFromFile.

Frequently asked questions

What is CVE-2018-16435?: Little CMS (aka Little Color Management System) 2.9 has an integer overflow in the AllocateDataSet function in cmscgats.c, leading to a heap-based buffer overflow in the SetData function via a crafted file in the second argument to cmsIT8LoadFromFile.
How severe is CVE-2018-16435?: CVE-2018-16435 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2018-16435 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-16435?: CVE-2018-16435 primarily affects Littlecms Little Cms Color Engine. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-16435?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-16435 published?: CVE-2018-16435 was published on 2018-09-04 and last updated on 2026-06-17.

References

Affected products (10)

cpe:2.3:a:littlecms:little_cms_color_engine:2.9:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

More vulnerabilities in Littlecms Little Cms Color Engine

CVE-2008-5317 — Critical (CVSS 10.0): Integer signedness error in the cmsAllocGamma function in src/cmsgamma.c in Little cms color engine (aka lcms) before…
CVE-2008-5316 — Critical (CVSS 10.0): Buffer overflow in the ReadEmbeddedTextTag function in src/cmsio1.c in Little cms color engine (aka lcms) before 1.16…
CVE-2013-7455 — Critical (CVSS 9.8): Double free vulnerability in the DefaultICCintents function in cmscnvrt.c in liblcms2 in Little CMS 2.x before 2.6…
CVE-2016-10165 — High (CVSS 7.1): The Type_MLU_Read function in cmstypes.c in Little CMS (aka lcms2) allows remote attackers to obtain sensitive…
CVE-2013-4160 — Medium (CVSS 5.0): Little CMS (lcms2) before 2.5, as used in OpenJDK 7 and possibly other products, allows remote attackers to cause a…
CVE-2013-4276 — Medium (CVSS 4.3): Multiple stack-based buffer overflows in LittleCMS (aka lcms or liblcms) 1.19 and earlier allow remote attackers to…

All CVEs affecting Littlecms Little Cms Color Engine →

Other CWE-190 (Integer Overflow or Wraparound) vulnerabilities

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CVE-2015-5108 — Critical (CVSS 10.0): Integer overflow in Adobe Reader and Acrobat 10.x before 10.1.15 and 11.x before 11.0.12, Acrobat and Acrobat Reader DC…
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