saitoha libsixel img2sixel encoder.c sixel_debug_print_palette stack-based overflow_CVE-2025-9300

4.8 / 10

MEDIUM

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Description

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.

Basic Information

ID CVE-2025-9300

Source VulDB

Published Aug 21, 2025 at 13:02

Affected Product

Vendor saitoha

Product libsixel

Version 1.10.0

Affected Versions saitoha libsixel 1.10.0
saitoha libsixel 1.10.1
saitoha libsixel 1.10.2
saitoha libsixel 1.10.3

CWE Classification

CWE-121 CWE-119

References

{
    "lastseen": "",
    "description": "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.",
    "published": "2025-08-21T13:02:08.108Z",
    "modified": "2025-08-21T13:02:08.108Z",
    "type": "cve",
    "title": "saitoha libsixel img2sixel encoder.c sixel_debug_print_palette stack-based overflow",
    "source": "VulDB",
    "references": "https://vuldb.com/?id.320905\nhttps://vuldb.com/?ctiid.320905\nhttps://vuldb.com/?submit.632366\nhttps://github.com/saitoha/libsixel/issues/200\nhttps://github.com/saitoha/libsixel/issues/200#issuecomment-3178785635\nhttps://drive.google.com/file/d/1IIvvRFgUQZcySqeoqXXhsxd0HZCjClJ7/view?usp=sharing\nhttps://github.com/saitoha/libsixel/commit/316c086e79d66b62c0c4bc66229ee894e4fdb7d1",
    "id": "CVE-2025-9300",
    "bulletinFamily": "",
    "cwe": [
        "CWE-121",
        "CWE-119"
    ],
    "cvelist": null,
    "sourceData": "saitoha libsixel 1.10.0\nsaitoha libsixel 1.10.1\nsaitoha libsixel 1.10.2\nsaitoha libsixel 1.10.3",
    "sourceHref": "",
    "cvss": {
        "score": 4.8,
        "severity": "MEDIUM",
        "vector": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
        "version": "4.0"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "libsixel",
    "version": "1.10.0",
    "vendor": "saitoha",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}