CVE-2025-68973_CVE-2025-68973

7.8 / 10

HIGH

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N

Description

In GnuPG through 2.4.8, armor_filter in g10/armor.c has two increments of an index variable where one is intended, leading to an out-of-bounds write for crafted input.

Basic Information

ID CVE-2025-68973

Source mitre

Published Dec 28, 2025 at 16:19

Affected Product

Vendor GnuPG

Product GnuPG

Affected Versions GnuPG GnuPG 0

CWE Classification

CWE-675

References

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    "lastseen": "",
    "description": "In GnuPG through 2.4.8, armor_filter in g10/armor.c has two increments of an index variable where one is intended, leading to an out-of-bounds write for crafted input.",
    "published": "2025-12-28T16:19:11.019Z",
    "modified": "2025-12-28T16:19:59.067Z",
    "type": "cve",
    "title": "CVE-2025-68973",
    "source": "mitre",
    "references": "https://gpg.fail/memcpy\nhttps://news.ycombinator.com/item?id=46403200\nhttps://www.openwall.com/lists/oss-security/2025/12/28/5\nhttps://github.com/gpg/gnupg/commit/115d138ba599328005c5321c0ef9f00355838ca9\nhttps://github.com/gpg/gnupg/blob/ff30683418695f5d2cc9e6cf8c9418e09378ebe4/g10/armor.c#L1305-L1306",
    "id": "CVE-2025-68973",
    "bulletinFamily": "",
    "cwe": [
        "CWE-675"
    ],
    "cvelist": null,
    "sourceData": "GnuPG GnuPG 0",
    "sourceHref": "",
    "cvss": {
        "score": 7.8,
        "severity": "HIGH",
        "vector": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N",
        "version": "3.1"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
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            "privilegesRequired": "",
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            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "GnuPG",
    "version": "0",
    "vendor": "GnuPG",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
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    "ai_score": 0
}