{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-6111", "assignerOrgId": "14ed7db2-1595-443d-9d34-6215bf890778", "state": "PUBLISHED", "assignerShortName": "Google", "dateReserved": "2023-11-13T20:25:06.272Z", "datePublished": "2023-11-14T14:05:35.216Z", "dateUpdated": "2025-02-13T17:26:04.475Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "14ed7db2-1595-443d-9d34-6215bf890778", "shortName": "Google", "dateUpdated": "2024-02-05T07:06:03.275Z"}, "title": "Use-after-free in Linux kernel's netfilter: nf_tables component", "datePublic": "2023-11-08T12:52:32.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-416", "description": "CWE-416 Use After Free", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-233", "descriptions": [{"lang": "en", "value": "CAPEC-233 Privilege Escalation"}]}], "affected": [{"vendor": "Linux", "product": "Kernel", "packageName": "kernel", "repo": "https://git.kernel.org", "versions": [{"status": "affected", "version": "6.6", "lessThan": "6.7", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "A use-after-free vulnerability in the Linux kernel's netfilter: nf_tables component can be exploited to achieve local privilege escalation.\n\nThe function nft_trans_gc_catchall did not remove the catchall set element from the catchall_list when the argument sync is true, making it possible to free a catchall set element many times.\n\nWe recommend upgrading past commit 93995bf4af2c5a99e2a87f0cd5ce547d31eb7630."}], "references": [{"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=93995bf4af2c5a99e2a87f0cd5ce547d31eb7630", "tags": ["patch"]}, {"url": "https://kernel.dance/93995bf4af2c5a99e2a87f0cd5ce547d31eb7630"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IG6IF3FUY7LVZJMFRPANAU4L4PSJ3ESQ/"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YQ7JVDEDZV5SNHG5EW7RHKK2ZN56HSGB/"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3S55P23EYAWDHXZPJEVTGIRZZRICYI3Z/"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3OXWBKK7RTQOGGDLQGCZFS753VLGS2GD/"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "HIGH", "baseScore": 7.8, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}}], "credits": [{"lang": "en", "value": "Lonial Kong", "user": "00000000-0000-4000-9000-000000000000", "type": "finder"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T08:21:17.363Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=93995bf4af2c5a99e2a87f0cd5ce547d31eb7630", "tags": ["patch", "x_transferred"]}, {"url": "https://kernel.dance/93995bf4af2c5a99e2a87f0cd5ce547d31eb7630", "tags": ["x_transferred"]}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IG6IF3FUY7LVZJMFRPANAU4L4PSJ3ESQ/", "tags": ["x_transferred"]}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YQ7JVDEDZV5SNHG5EW7RHKK2ZN56HSGB/", "tags": ["x_transferred"]}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3S55P23EYAWDHXZPJEVTGIRZZRICYI3Z/", "tags": ["x_transferred"]}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3OXWBKK7RTQOGGDLQGCZFS753VLGS2GD/", "tags": ["x_transferred"]}]}]}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "4C132E72-93C8-4890-8FD8-BCAD2B92322E", "versionEndExcluding": "5.15.140", "versionStartIncluding": "5.15.134", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "B457D81E-070E-43BD-A73C-EA8C9884C41F", "versionEndExcluding": "6.1.64", "versionStartIncluding": "6.1.56", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "0509000F-1EC8-4C04-ABA9-729F2C148A67", "versionEndExcluding": "6.5.13", "versionStartIncluding": "6.5.6", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "B58252FA-A49C-411F-9B28-DC5FE44BC5A0", "versionEndExcluding": "6.6.3", "versionStartIncluding": "6.6", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A use-after-free vulnerability in the Linux kernel's netfilter: nf_tables component can be exploited to achieve local privilege escalation.\n\nThe function nft_trans_gc_catchall did not remove the catchall set element from the catchall_list when the argument sync is true, making it possible to free a catchall set element many times.\n\nWe recommend upgrading past commit 93995bf4af2c5a99e2a87f0cd5ce547d31eb7630."}, {"lang": "es", "value": "Una vulnerabilidad de use-after-free en el componente netfilter: nf_tables del kernel de Linux puede explotarse para lograr una escalada de privilegios local. La funci\u00f3n nft_trans_gc_catchall no elimin\u00f3 el elemento del conjunto general de catchall_list cuando el argumento sync es verdadero, lo que hace posible liberar un elemento del conjunto general muchas veces. Recomendamos actualizar m\u00e1s all\u00e1 del commit 93995bf4af2c5a99e2a87f0cd5ce547d31eb7630."}], "id": "CVE-2023-6111", "lastModified": "2025-03-20T16:59:34.600", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "cve-coordination@google.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-11-14T14:15:29.063", "references": [{"source": "cve-coordination@google.com", "tags": ["Patch"], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=93995bf4af2c5a99e2a87f0cd5ce547d31eb7630"}, {"source": "cve-coordination@google.com", "tags": ["Patch"], "url": "https://kernel.dance/93995bf4af2c5a99e2a87f0cd5ce547d31eb7630"}, {"source": "cve-coordination@google.com", "tags": ["Release Notes"], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3OXWBKK7RTQOGGDLQGCZFS753VLGS2GD/"}, {"source": "cve-coordination@google.com", "tags": ["Release Notes"], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3S55P23EYAWDHXZPJEVTGIRZZRICYI3Z/"}, {"source": "cve-coordination@google.com", "tags": ["Release Notes"], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IG6IF3FUY7LVZJMFRPANAU4L4PSJ3ESQ/"}, {"source": "cve-coordination@google.com", "tags": ["Release Notes"], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YQ7JVDEDZV5SNHG5EW7RHKK2ZN56HSGB/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=93995bf4af2c5a99e2a87f0cd5ce547d31eb7630"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://kernel.dance/93995bf4af2c5a99e2a87f0cd5ce547d31eb7630"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3OXWBKK7RTQOGGDLQGCZFS753VLGS2GD/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3S55P23EYAWDHXZPJEVTGIRZZRICYI3Z/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IG6IF3FUY7LVZJMFRPANAU4L4PSJ3ESQ/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YQ7JVDEDZV5SNHG5EW7RHKK2ZN56HSGB/"}], "sourceIdentifier": "cve-coordination@google.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "cve-coordination@google.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-416"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: netfilter: use-after-free when removing catchall element in GC sync path", "id": "2250105", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2250105"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.8", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-416", "details": ["A use-after-free vulnerability in the Linux kernel's netfilter: nf_tables component can be exploited to achieve local privilege escalation.\nThe function nft_trans_gc_catchall did not remove the catchall set element from the catchall_list when the argument sync is true, making it possible to free a catchall set element many times.\nWe recommend upgrading past commit 93995bf4af2c5a99e2a87f0cd5ce547d31eb7630.", "A use-after-free flaw was found in the Linux kernel's netfilter functionality. This issue may allow a local user to crash the system or potentially escalate their privileges on the system."], "name": "CVE-2023-6111", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2023-11-14T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-6111\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-6111\nhttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=93995bf4af2c5a99e2a87f0cd5ce547d31eb7630"], "statement": "Red Hat Enterprise Linux is not affected by this CVE, as the nf_tables GC transaction API and related upstream commits that introduced this flaw are not included in any shipping kernel release.", "threat_severity": "Moderate"}