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        "cveId": "CVE-2022-2601",
        "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "assignerShortName": "redhat",
        "dateUpdated": "2026-05-27T14:04:59.552Z",
        "dateReserved": "2022-08-01T00:00:00.000Z",
        "datePublished": "2022-12-14T00:00:00.000Z"
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                    "lang": "en",
                    "value": "A buffer overflow was found in grub_font_construct_glyph(). A malicious crafted pf2 font can lead to an overflow when calculating the max_glyph_size value, allocating a smaller than needed buffer for the glyph, this further leads to a buffer overflow and a heap based out-of-bounds write. An attacker may use this vulnerability to circumvent the secure boot mechanism."
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            ],
            "affected": [
                {
                    "vendor": "n/a",
                    "product": "grub2",
                    "versions": [
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                            "version": "grub2 2.06 and lower",
                            "status": "affected"
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                {
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2112975#c0"
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                {
                    "url": "https://security.netapp.com/advisory/ntap-20230203-0004/"
                },
                {
                    "name": "GLSA-202311-14",
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                    ],
                    "url": "https://security.gentoo.org/glsa/202311-14"
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            ],
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                            "description": "CWE-122->CWE-787",
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                                "lang": "en",
                                "description": "CWE-122 Heap-based Buffer Overflow"
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                        "descriptions": [
                            {
                                "type": "CWE",
                                "cweId": "CWE-787",
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                "metrics": [
                    {
                        "cvssV3_1": {
                            "scope": "CHANGED",
                            "version": "3.1",
                            "baseScore": 8.6,
                            "attackVector": "LOCAL",
                            "baseSeverity": "HIGH",
                            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
                            "integrityImpact": "HIGH",
                            "userInteraction": "REQUIRED",
                            "attackComplexity": "LOW",
                            "availabilityImpact": "HIGH",
                            "privilegesRequired": "NONE",
                            "confidentialityImpact": "HIGH"
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                            "type": "ssvc",
                            "content": {
                                "timestamp": "2025-05-20T15:43:38.484246Z",
                                "id": "CVE-2022-2601",
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                                        "Exploitation": "none"
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                                        "Technical Impact": "total"
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