{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-53555",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-10-04T15:14:15.922Z",
        "datePublished": "2025-10-04T15:17:00.514Z",
        "dateUpdated": "2026-05-11T19:47:14.324Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:47:14.324Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmm/damon/core: initialize damo_filter->list from damos_new_filter()\n\ndamos_new_filter() is not initializing the list field of newly allocated\nfilter object.  However, DAMON sysfs interface and DAMON_RECLAIM are not\ninitializing it after calling damos_new_filter().  As a result, accessing\nuninitialized memory is possible.  Actually, adding multiple DAMOS filters\nvia DAMON sysfs interface caused NULL pointer dereferencing.  Initialize\nthe field just after the allocation from damos_new_filter()."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "mm/damon/core.c"
                    ],
                    "versions": [
                        {
                            "version": "98def236f63c66629fb6b2d4b69cecffc5b46539",
                            "lessThan": "da7beebb49c643cd03c54447ed66595936a7a1ce",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "98def236f63c66629fb6b2d4b69cecffc5b46539",
                            "lessThan": "5f1fc67f2cb8d3035d3acd273b48b97835af8afd",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "mm/damon/core.c"
                    ],
                    "versions": [
                        {
                            "version": "6.3",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.3",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.4.11",
                            "lessThanOrEqual": "6.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.5",
                            "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": "6.3",
                                    "versionEndExcluding": "6.4.11"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.3",
                                    "versionEndExcluding": "6.5"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/da7beebb49c643cd03c54447ed66595936a7a1ce"
                },
                {
                    "url": "https://git.kernel.org/stable/c/5f1fc67f2cb8d3035d3acd273b48b97835af8afd"
                }
            ],
            "title": "mm/damon/core: initialize damo_filter->list from damos_new_filter()",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}