{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-24T18:15:43.979","vulnerabilities":[{"cve":{"id":"CVE-2026-4897","sourceIdentifier":"secalert@redhat.com","published":"2026-03-26T15:16:43.017","lastModified":"2026-04-21T16:29:29.937","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"A flaw was found in polkit. A local user can exploit this by providing a specially crafted, excessively long input to the `polkit-agent-helper-1` setuid binary via standard input (stdin). This unbounded input can lead to an out-of-memory (OOM) condition, resulting in a Denial of Service (DoS) for the system."},{"lang":"es","value":"Se encontró una vulnerabilidad en polkit. Un usuario local puede explotar esto al proporcionar una entrada especialmente diseñada y excesivamente larga al binario setuid 'polkit-agent-helper-1' a través de la entrada estándar (stdin). Esta entrada sin límites puede llevar a una condición de falta de memoria (OOM), lo que resulta en una denegación de servicio (DoS) para el sistema."}],"metrics":{"cvssMetricV31":[{"source":"secalert@redhat.com","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}]},"weaknesses":[{"source":"secalert@redhat.com","type":"Primary","description":[{"lang":"en","value":"CWE-770"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:freedesktop:polkit:-:*:*:*:*:*:*:*","matchCriteriaId":"56337B20-72E2-40A4-81E7-06B5CC48F039"},{"vulnerable":true,"criteria":"cpe:2.3:a:redhat:openshift_container_platform:4.0:*:*:*:*:*:*:*","matchCriteriaId":"932D137F-528B-4526-9A89-CD59FA1AB0FE"},{"vulnerable":true,"criteria":"cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*","matchCriteriaId":"2F6AB192-9D7D-4A9A-8995-E53A9DE9EAFC"},{"vulnerable":true,"criteria":"cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*","matchCriteriaId":"142AD0DD-4CF3-4D74-9442-459CE3347E3A"},{"vulnerable":true,"criteria":"cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*","matchCriteriaId":"F4CFF558-3C47-480D-A2F0-BABF26042943"},{"vulnerable":true,"criteria":"cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*","matchCriteriaId":"7F6FB57C-2BC7-487C-96DD-132683AEB35D"},{"vulnerable":true,"criteria":"cpe:2.3:o:redhat:enterprise_linux:10.0:*:*:*:*:*:*:*","matchCriteriaId":"D65C2163-CFC2-4ABB-8F4E-CB09CEBD006C"}]}]}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-4897","source":"secalert@redhat.com","tags":["Vendor Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2451739","source":"secalert@redhat.com","tags":["Issue Tracking","Vendor Advisory"]}]}}]}