{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-43273",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-05-01T14:12:55.998Z",
        "datePublished": "2026-05-06T11:28:56.851Z",
        "dateUpdated": "2026-05-11T22:21:22.184Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T22:21:22.184Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nceph: supply snapshot context in ceph_zero_partial_object()\n\nThe ceph_zero_partial_object function was missing proper snapshot\ncontext for its OSD write operations, which could lead to data\ninconsistencies in snapshots.\n\nReproducer:\n../src/vstart.sh --new -x --localhost --bluestore\n./bin/ceph auth caps client.fs_a mds 'allow rwps fsname=a' mon 'allow r fsname=a' osd 'allow rw tag cephfs data=a'\nmount -t ceph fs_a@.a=/ /mnt/mycephfs/ -o conf=./ceph.conf\ndd if=/dev/urandom of=/mnt/mycephfs/foo bs=64K count=1\nmkdir /mnt/mycephfs/.snap/snap1\nmd5sum /mnt/mycephfs/.snap/snap1/foo\nfallocate -p -o 0 -l 4096 /mnt/mycephfs/foo\necho 3 > /proc/sys/vm/drop/caches\nmd5sum /mnt/mycephfs/.snap/snap1/foo # get different md5sum!!"
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/ceph/file.c"
                    ],
                    "versions": [
                        {
                            "version": "ad7a60de882aca31afb58721db166f7e77afcd92",
                            "lessThan": "36673344b41c31fb502dd0d0113cec1aa96f581e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ad7a60de882aca31afb58721db166f7e77afcd92",
                            "lessThan": "5788b742007f53406049bef917833a71ddd43f60",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ad7a60de882aca31afb58721db166f7e77afcd92",
                            "lessThan": "757873abfc8ea38592582180aed0f57f0f0cb07a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ad7a60de882aca31afb58721db166f7e77afcd92",
                            "lessThan": "9efa154609cdb658f51c7d76b30a09f7e6485250",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ad7a60de882aca31afb58721db166f7e77afcd92",
                            "lessThan": "531a76c5a2e44264cee8a70121e63eb28c1ba728",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ad7a60de882aca31afb58721db166f7e77afcd92",
                            "lessThan": "69e59a87bab0ea31ab2a584fc65e12dafacf8953",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ad7a60de882aca31afb58721db166f7e77afcd92",
                            "lessThan": "4097e70fc543cca72982854108a32f6ae924e727",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ad7a60de882aca31afb58721db166f7e77afcd92",
                            "lessThan": "f16bd3fa74a2084ee7e16a8a2be7e7399b970907",
                            "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/ceph/file.c"
                    ],
                    "versions": [
                        {
                            "version": "3.12",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.12",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.252",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.202",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.165",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.128",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.75",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.16",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19.6",
                            "lessThanOrEqual": "6.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.12",
                                    "versionEndExcluding": "5.10.252"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.12",
                                    "versionEndExcluding": "5.15.202"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.12",
                                    "versionEndExcluding": "6.1.165"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.12",
                                    "versionEndExcluding": "6.6.128"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.12",
                                    "versionEndExcluding": "6.12.75"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                                },
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.12",
                                    "versionEndExcluding": "6.19.6"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.12",
                                    "versionEndExcluding": "7.0"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/36673344b41c31fb502dd0d0113cec1aa96f581e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/5788b742007f53406049bef917833a71ddd43f60"
                },
                {
                    "url": "https://git.kernel.org/stable/c/757873abfc8ea38592582180aed0f57f0f0cb07a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9efa154609cdb658f51c7d76b30a09f7e6485250"
                },
                {
                    "url": "https://git.kernel.org/stable/c/531a76c5a2e44264cee8a70121e63eb28c1ba728"
                },
                {
                    "url": "https://git.kernel.org/stable/c/69e59a87bab0ea31ab2a584fc65e12dafacf8953"
                },
                {
                    "url": "https://git.kernel.org/stable/c/4097e70fc543cca72982854108a32f6ae924e727"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f16bd3fa74a2084ee7e16a8a2be7e7399b970907"
                }
            ],
            "title": "ceph: supply snapshot context in ceph_zero_partial_object()",
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                "engine": "bippy-1.2.0"
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    }
}