{
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    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2023-2612",
        "assignerOrgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc",
        "state": "PUBLISHED",
        "assignerShortName": "canonical",
        "dateReserved": "2023-05-10T01:02:51.624Z",
        "datePublished": "2023-05-30T23:12:29.867Z",
        "dateUpdated": "2024-08-02T06:26:09.708Z"
    },
    "containers": {
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                {
                    "collectionURL": "https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/kinetic/refs/",
                    "packageName": "ubuntu-linux",
                    "platforms": [
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                    ],
                    "product": "ubuntu-linux",
                    "repo": "https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/kinetic/",
                    "vendor": "Canonical Ltd.",
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            "credits": [
                {
                    "lang": "en",
                    "type": "finder",
                    "value": "Jean-Baptiste Cayrou"
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            "datePublic": "2023-05-30T00:00:00.000Z",
            "descriptions": [
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                    "lang": "en",
                    "value": "Jean-Baptiste Cayrou discovered that the shiftfs file system in the Ubuntu Linux kernel contained a race condition when handling inode locking in some situations. A local attacker could use this to cause a denial of service (kernel deadlock)."
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                        "privilegesRequired": "HIGH",
                        "userInteraction": "NONE",
                        "scope": "UNCHANGED",
                        "confidentialityImpact": "NONE",
                        "integrityImpact": "NONE",
                        "availabilityImpact": "HIGH",
                        "baseSeverity": "MEDIUM",
                        "baseScore": 4.4,
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                    "url": "http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html"
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            "title": "shiftfs lock unbalance in Ubuntu-specific kernels",
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