{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-53476", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-10-01T11:39:39.401Z", "datePublished": "2025-10-01T11:42:45.499Z", "dateUpdated": "2025-10-01T11:42:45.499Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-10-01T11:42:45.499Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niw_cxgb4: Fix potential NULL dereference in c4iw_fill_res_cm_id_entry()\n\nThis condition needs to match the previous \"if (epcp->state == LISTEN) {\"\nexactly to avoid a NULL dereference of either \"listen_ep\" or \"ep\". The\nproblem is that \"epcp\" has been re-assigned so just testing\n\"if (epcp->state == LISTEN) {\" a second time is not sufficient."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/infiniband/hw/cxgb4/restrack.c"], "versions": [{"version": "116aeb8873712ea559d26b0d9d88147af5c88db5", "lessThan": "76e0396313c79ecd0df44ee3c18745cfac52b3e6", "status": "affected", "versionType": "git"}, {"version": "116aeb8873712ea559d26b0d9d88147af5c88db5", "lessThan": "24278dc380aab6a1aef0a75317f57ad4c2453cf6", "status": "affected", "versionType": "git"}, {"version": "116aeb8873712ea559d26b0d9d88147af5c88db5", "lessThan": "dd55240e4364d64befcc575b0d33091881524f42", "status": "affected", "versionType": "git"}, {"version": "116aeb8873712ea559d26b0d9d88147af5c88db5", "lessThan": "4ca446b127c568b59cb8d9748b6f70499624bb18", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/infiniband/hw/cxgb4/restrack.c"], "versions": [{"version": "4.18", "status": "affected"}, {"version": "0", "lessThan": "4.18", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.99", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.16", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.2.3", "lessThanOrEqual": "6.2.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.3", "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": "4.18", "versionEndExcluding": "5.15.99"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.18", "versionEndExcluding": "6.1.16"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.18", "versionEndExcluding": "6.2.3"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.18", "versionEndExcluding": "6.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/76e0396313c79ecd0df44ee3c18745cfac52b3e6"}, {"url": "https://git.kernel.org/stable/c/24278dc380aab6a1aef0a75317f57ad4c2453cf6"}, {"url": "https://git.kernel.org/stable/c/dd55240e4364d64befcc575b0d33091881524f42"}, {"url": "https://git.kernel.org/stable/c/4ca446b127c568b59cb8d9748b6f70499624bb18"}], "title": "iw_cxgb4: Fix potential NULL dereference in c4iw_fill_res_cm_id_entry()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niw_cxgb4: Fix potential NULL dereference in c4iw_fill_res_cm_id_entry()\n\nThis condition needs to match the previous \"if (epcp->state == LISTEN) {\"\nexactly to avoid a NULL dereference of either \"listen_ep\" or \"ep\". The\nproblem is that \"epcp\" has been re-assigned so just testing\n\"if (epcp->state == LISTEN) {\" a second time is not sufficient."}], "id": "CVE-2023-53476", "lastModified": "2025-10-01T12:15:49.973", "metrics": {}, "published": "2025-10-01T12:15:49.973", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/24278dc380aab6a1aef0a75317f57ad4c2453cf6"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/4ca446b127c568b59cb8d9748b6f70499624bb18"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/76e0396313c79ecd0df44ee3c18745cfac52b3e6"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/dd55240e4364d64befcc575b0d33091881524f42"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: iw_cxgb4: Fix potential NULL dereference in c4iw_fill_res_cm_id_entry()", "id": "2400821", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2400821"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["No description is available for this CVE."], "name": "CVE-2023-53476", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:rhivos:1", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat In-Vehicle Operating System 1"}], "public_date": "2025-10-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-53476\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-53476\nhttps://lore.kernel.org/linux-cve-announce/2025100111-CVE-2023-53476-d6d3@gregkh/T"], "threat_severity": "Moderate"}

{}