Little CMS (lcms2) 2.16 through 2.18 before 2.19 has an integer overflow in ParseCube in cmscgats.c.

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1657 advisory.

    Little CMS (lcms2) through 2.18 has an integer overflow in CubeSize in cmslut.c because the overflow check     is performed after the multiplication. (CVE-2026-41254)

    Little CMS (lcms2) 2.16 through 2.18 before 2.19 has an integer overflow in ParseCube in cmscgats.c.
    (CVE-2026-42798)

Tenable has extracted the preceding description block directly from the tested product security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Ubuntu 25.10 / 26.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8250-1 advisory.

    It was discovered that Little CMS incorrectly handled certain malformed ICC profiles. An attacker could     possibly use this issue to cause Little CMS to crash, resulting in a denial of service.

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Debian 12 / 13 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-6262 advisory.

    - -------------------------------------------------------------------------     Debian Security Advisory DSA-6262-1                   security@debian.org     https://www.debian.org/security/                       Moritz Muehlenhoff     May 10, 2026                          https://www.debian.org/security/faq
    - -------------------------------------------------------------------------

    Package        : lcms2     CVE ID         : CVE-2026-41254 CVE-2026-42798

    Two integer overflows were discovered in the LittleCMS 2 colour     management library.

    For the oldstable distribution (bookworm), this problem has been fixed     in version 2.14-2+deb12u1.

    For the stable distribution (trixie), this problem has been fixed in     version 2.16-2+deb13u2.

    We recommend that you upgrade your lcms2 packages.

    For the detailed security status of lcms2 please refer to     its security tracker page at:
    https://security-tracker.debian.org/tracker/lcms2

    Further information about Debian Security Advisories, how to apply     these updates to your system and frequently asked questions can be     found at: https://www.debian.org/security/

    Mailing list: debian-security-announce@lists.debian.org

Tenable has extracted the preceding description block directly from the Debian security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Severity
315639	Amazon Linux 2023 : lcms2, lcms2-devel, lcms2-utils (ALAS2023-2026-1657)	Nessus	Amazon Linux Local Security Checks	high
314204	Ubuntu 25.10 / 26.04 LTS : Little CMS vulnerability (USN-8250-1)	Nessus	Ubuntu Local Security Checks	medium
313713	Debian dsa-6262 : liblcms2-2 - security update	Nessus	Debian Local Security Checks	high

Detections

Analytics

CVE-2026-42798

medium

Tenable Plugins

high

medium

high