{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2023-53733", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-10-22T13:21:37.350Z", "datePublished": "2025-10-24T11:44:28.115Z", "dateUpdated": "2026-05-11T19:50:48.378Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T19:50:48.378Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: sched: cls_u32: Undo tcf_bind_filter if u32_replace_hw_knode\n\nWhen u32_replace_hw_knode fails, we need to undo the tcf_bind_filter\noperation done at u32_set_parms."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/sched/cls_u32.c"], "versions": [{"version": "d34e3e181395192d6d1f50dd97bd7854e04e33a4", "lessThan": "a9345793469b65ee5ba7b033239916c2a67d3dd4", "status": "affected", "versionType": "git"}, {"version": "d34e3e181395192d6d1f50dd97bd7854e04e33a4", "lessThan": "025159ed118ba5145b241d574edadb0e00d3c20f", "status": "affected", "versionType": "git"}, {"version": "d34e3e181395192d6d1f50dd97bd7854e04e33a4", "lessThan": "9cb36faedeafb9720ac236aeae2ea57091d90a09", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/sched/cls_u32.c"], "versions": [{"version": "4.7", "status": "affected"}, {"version": "0", "lessThan": "4.7", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.42", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.4.7", "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": "4.7", "versionEndExcluding": "6.1.42"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.7", "versionEndExcluding": "6.4.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.7", "versionEndExcluding": "6.5"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/a9345793469b65ee5ba7b033239916c2a67d3dd4"}, {"url": "https://git.kernel.org/stable/c/025159ed118ba5145b241d574edadb0e00d3c20f"}, {"url": "https://git.kernel.org/stable/c/9cb36faedeafb9720ac236aeae2ea57091d90a09"}], "title": "net: sched: cls_u32: Undo tcf_bind_filter if u32_replace_hw_knode", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: sched: cls_u32: Undo tcf_bind_filter if u32_replace_hw_knode\n\nWhen u32_replace_hw_knode fails, we need to undo the tcf_bind_filter\noperation done at u32_set_parms."}], "id": "CVE-2023-53733", "lastModified": "2026-04-15T00:35:42.020", "metrics": {}, "published": "2025-10-24T12:15:35.617", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/025159ed118ba5145b241d574edadb0e00d3c20f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9cb36faedeafb9720ac236aeae2ea57091d90a09"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a9345793469b65ee5ba7b033239916c2a67d3dd4"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Deferred"}

{"bugzilla": {"description": "kernel: net: sched: cls_u32: Undo tcf_bind_filter if u32_replace_hw_knode", "id": "2406197", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2406197"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "details": ["No description is available for this CVE."], "name": "CVE-2023-53733", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-10-24T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-53733\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-53733\nhttps://lore.kernel.org/linux-cve-announce/2025102432-CVE-2023-53733-8b6c@gregkh/T"], "threat_severity": "Moderate"}

{"created": "2025-10-27T22:13:06.728691+00:00", "updated": "2025-10-27T22:13:06.728718+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}