A vulnerability was found in saitoha libsixel up to 1.10.3. Affected by this issue is the function sixel_debug_print_palette of the file src/encoder.c of the component img2sixel. The manipulation results in stack-based buffer overflow. The attack must be initiated from a local position. The exploit has been made public and could be used. The patch is identified as 316c086e79d66b62c0c4bc66229ee894e4fdb7d1. Applying a patch is advised to resolve this issue.

The remote Fedora 43 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2025-bcecfc3320 advisory.

    Apply fix for CVE-2025-9300

Tenable has extracted the preceding description block directly from the Fedora 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 Fedora 41 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2025-4647d515fc advisory.

    Apply fix for CVE-2025-9300

Tenable has extracted the preceding description block directly from the Fedora 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 Fedora 42 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2025-691c5cb4f4 advisory.

    Apply fix for CVE-2025-9300

Tenable has extracted the preceding description block directly from the Fedora 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 Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - A vulnerability was found in saitoha libsixel up to 1.10.3. Affected by this issue is the function     sixel_debug_print_palette of the file src/encoder.c of the component img2sixel. The manipulation results     in stack-based buffer overflow. The attack must be initiated from a local position. The exploit has been     made public and could be used. The patch is identified as 316c086e79d66b62c0c4bc66229ee894e4fdb7d1.
    Applying a patch is advised to resolve this issue. (CVE-2025-9300)

Note that Nessus relies on the presence of the package as reported by the vendor.

ID	Name	Product	Family	Severity
264658	Fedora 43 : libsixel (2025-bcecfc3320)	Nessus	Fedora Local Security Checks	medium
261223	Fedora 41 : libsixel (2025-4647d515fc)	Nessus	Fedora Local Security Checks	medium
261197	Fedora 42 : libsixel (2025-691c5cb4f4)	Nessus	Fedora Local Security Checks	medium
260187	Linux Distros Unpatched Vulnerability : CVE-2025-9300	Nessus	Misc.	medium

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CVE-2025-9300

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