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        "cveId": "CVE-2023-4569",
        "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "state": "PUBLISHED",
        "assignerShortName": "redhat",
        "dateReserved": "2023-08-28T19:20:15.017Z",
        "datePublished": "2023-08-28T21:46:12.599Z",
        "dateUpdated": "2024-08-02T07:31:06.509Z"
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    "containers": {
        "cna": {
            "title": "Kernel: information leak in nft_set_catchall_flush in net/netfilter/nf_tables_api.c",
            "metrics": [
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                        "content": {
                            "value": "Moderate",
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                        "type": "Red Hat severity rating"
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                {
                    "cvssV3_1": {
                        "attackComplexity": "LOW",
                        "attackVector": "LOCAL",
                        "availabilityImpact": "NONE",
                        "baseScore": 5.5,
                        "baseSeverity": "MEDIUM",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "NONE",
                        "privilegesRequired": "LOW",
                        "scope": "UNCHANGED",
                        "userInteraction": "NONE",
                        "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
                        "version": "3.1"
                    },
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            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A memory leak flaw was found in nft_set_catchall_flush in net/netfilter/nf_tables_api.c in the Linux Kernel. This issue may allow a local attacker to cause double-deactivations of catchall elements, which can result in a memory leak."
                }
            ],
            "affected": [
                {
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                    "vendor": "n/a",
                    "versions": [
                        {
                            "version": "6.5-rc7",
                            "status": "unaffected"
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                    "product": "Fedora",
                    "vendor": "Fedora",
                    "collectionURL": "https://packages.fedoraproject.org/",
                    "packageName": "kernel",
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                    "url": "https://access.redhat.com/security/cve/CVE-2023-4569",
                    "tags": [
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                    "name": "RHBZ#2235470",
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                {
                    "url": "https://patchwork.ozlabs.org/project/netfilter-devel/patch/20230812110526.49808-1-fw@strlen.de/"
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                    "url": "https://www.debian.org/security/2023/dsa-5492"
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            "datePublic": "2023-08-12T00:00:00+00:00",
            "problemTypes": [
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                        {
                            "cweId": "CWE-402",
                            "description": "Transmission of Private Resources into a New Sphere ('Resource Leak')",
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                            "type": "CWE"
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            ],
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            "workarounds": [
                {
                    "lang": "en",
                    "value": "Mitigation for this issue is to skip loading the affected module \"nftables\" onto the system until we have a fix available. This can be done by a blacklist mechanism that will ensure the driver is not loaded at boot time.\n~~~\nHow do I blacklist a kernel module to prevent it from loading automatically?\nhttps://access.redhat.com/solutions/41278 \n~~~"
                }
            ],
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                {
                    "lang": "en",
                    "time": "2023-08-28T00:00:00+00:00",
                    "value": "Reported to Red Hat."
                },
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                    "lang": "en",
                    "time": "2023-08-12T00:00:00+00:00",
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                },
                "title": "CVE Program Container",
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                    {
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}