CVE-2026-64173

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In this case,\nmap->ops->elt_free() should not be called."}], "id": "CVE-2026-64173", "lastModified": "2026-11-06T17:18:38.623", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-64173", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-11-06T16:31:06.202987Z", "version": "2.0.3"}}]}, "published": "2026-07-19T16:17:59.493", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/1a150947f8480262a46c860f1acb9c6597ca7097"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/49332e49ad5b20262cc719b03d4123b9362de701"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/798183376d9d3e278a270ea0e75a5769c8f145d9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8f0f5c4fb9df0e19a341e0c6ed8dc4fda9124f03"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b427e9f6d81c9341cba23ef92f860f99f830d91d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b559a218eece132de0c58d444877b5627cbee524"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b6723339736320b2e1784258ad4490cec7aac11a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f383cff9fb382139980bac1bcd3f3f5d59f68435"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: tracing: Do not call map->ops->elt_free() if elt_alloc() fails", "id": "2502530", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2502530"}, "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"}, "cwe": "CWE-1341", "details": ["A flaw was found in the Linux kernel. An issue in the tracing subsystem's memory management could lead to incorrect deallocation of tracing map elements. Specifically, the system attempts to free memory that was never successfully allocated, which can result in memory corruption. This vulnerability may lead to system instability or a denial of service (DoS) condition."], "name": "CVE-2026-64173", "public_date": "2026-07-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-64173\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-64173\nhttps://lore.kernel.org/linux-cve-announce/2026071936-CVE-2026-64173-6ece@gregkh/T"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[2734b629525a9dae5bf217cbf0a9651da93d2108,49332e49ad5b20262cc719b03d4123b9362de701)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[2734b629525a9dae5bf217cbf0a9651da93d2108,b559a218eece132de0c58d444877b5627cbee524)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[2734b629525a9dae5bf217cbf0a9651da93d2108,b427e9f6d81c9341cba23ef92f860f99f830d91d)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[2734b629525a9dae5bf217cbf0a9651da93d2108,f383cff9fb382139980bac1bcd3f3f5d59f68435)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[2734b629525a9dae5bf217cbf0a9651da93d2108,1a150947f8480262a46c860f1acb9c6597ca7097)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[2734b629525a9dae5bf217cbf0a9651da93d2108,798183376d9d3e278a270ea0e75a5769c8f145d9)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[2734b629525a9dae5bf217cbf0a9651da93d2108,b6723339736320b2e1784258ad4490cec7aac11a)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[2734b629525a9dae5bf217cbf0a9651da93d2108,8f0f5c4fb9df0e19a341e0c6ed8dc4fda9124f03)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "4.17"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,4.17)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[5.10.258,5.11.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[5.15.209,5.16.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.1.175,6.2.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.6.142,6.7.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.92,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.34,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.0.11,7.1.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.1,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-07-21T20:15:02.484481+00:00", "updated": "2026-08-13T18:30:16.254654+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}