CVE-2018-11556
CVE-2018-11556 is a high-severity vulnerability in Littlecms Little Cms with a CVSS 3.x base score of 7.8. 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-787.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 6.8
- EPSS exploit prediction: 1% (61st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Littlecms Little Cms
- Published:
- Last modified:
Description
tificc in Little CMS 2.9 has an out-of-bounds write in the cmsPipelineCheckAndRetreiveStages function in cmslut.c in liblcms2.a via a crafted TIFF file. NOTE: Little CMS developers do consider this a vulnerability because the issue is based on an sample program using LIBTIFF and do not apply to the lcms2 library, lcms2 does not depends on LIBTIFF other than to build sample programs, and the issue cannot be reproduced on the lcms2 library.”
Frequently asked questions
- What is CVE-2018-11556?
- tificc in Little CMS 2.9 has an out-of-bounds write in the cmsPipelineCheckAndRetreiveStages function in cmslut.c in liblcms2.a via a crafted TIFF file. NOTE: Little CMS developers do consider this a vulnerability because the issue is based on an sample program using LIBTIFF and do not apply to the lcms2 library, lcms2 does not depends on LIBTIFF other than to build sample programs, and the issue cannot be reproduced on the lcms2 library.”
- How severe is CVE-2018-11556?
- CVE-2018-11556 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-11556 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-11556?
- CVE-2018-11556 affects Littlecms Little Cms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-11556?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2018-11556 published?
- CVE-2018-11556 was published on 2018-05-30 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:littlecms:little_cms:2.9:*:*:*:*:*:*:*
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