{
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    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-21736",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-12-29T08:45:45.756Z",
        "datePublished": "2025-02-27T02:12:12.871Z",
        "dateUpdated": "2026-05-11T21:05:26.846Z"
    },
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            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnilfs2: fix possible int overflows in nilfs_fiemap()\n\nSince nilfs_bmap_lookup_contig() in nilfs_fiemap() calculates its result\nby being prepared to go through potentially maxblocks == INT_MAX blocks,\nthe value in n may experience an overflow caused by left shift of blkbits.\n\nWhile it is extremely unlikely to occur, play it safe and cast right hand\nexpression to wider type to mitigate the issue.\n\nFound by Linux Verification Center (linuxtesting.org) with static analysis\ntool SVACE."
                }
            ],
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                {
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                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/nilfs2/inode.c"
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                            "status": "affected",
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                        {
                            "version": "622daaff0a8975fb5c5b95f24f3234550ba32e92",
                            "lessThan": "f3d80f34f58445355fa27b9579a449fb186aa64e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "622daaff0a8975fb5c5b95f24f3234550ba32e92",
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                            "status": "affected",
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                        },
                        {
                            "version": "622daaff0a8975fb5c5b95f24f3234550ba32e92",
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                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "622daaff0a8975fb5c5b95f24f3234550ba32e92",
                            "lessThan": "6438ef381c183444f7f9d1de18f22661cba1e946",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/nilfs2/inode.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.38",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.38",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.291",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.235",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.179",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.129",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.78",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.14",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.13.3",
                            "lessThanOrEqual": "6.13.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.14",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
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                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
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                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                                    "versionEndExcluding": "5.4.291"
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            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/7649937987fed51ed09985da4019d50189fc534e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/58b1c6881081f5ddfb9a14dc241a74732c0f855c"
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                {
                    "url": "https://git.kernel.org/stable/c/250423300b4b0335918be187ef3cade248c06e6a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6438ef381c183444f7f9d1de18f22661cba1e946"
                }
            ],
            "title": "nilfs2: fix possible int overflows in nilfs_fiemap()",
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        "adp": [
            {
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                    {
                        "url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html"
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