{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-21T03:23:37.017","vulnerabilities":[{"cve":{"id":"CVE-2020-28588","sourceIdentifier":"talos-cna@cisco.com","published":"2021-05-10T19:15:08.017","lastModified":"2026-06-17T03:10:34.547","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"An information disclosure vulnerability exists in the /proc/pid/syscall functionality of Linux Kernel 5.1 Stable and 5.4.66. More specifically, this issue has been introduced in v5.1-rc4 (commit 631b7abacd02b88f4b0795c08b54ad4fc3e7c7c0) and is still present in v5.10-rc4, so it’s likely that all versions in between are affected. An attacker can read /proc/pid/syscall to trigger this vulnerability, which leads to the kernel leaking memory contents."},{"lang":"es","value":"Se presenta una vulnerabilidad de divulgación de información en la funcionalidad /proc/pid/syscall de Linux Kernel versiones 5.1 Stable y 5.4.66. Más específicamente, este problema ha sido introducido en la versión v5.1-rc4 (commit 631b7abacd02b88f4b0795c08b54ad4fc3e7c7c0) y todavía está presente en la versión v5.10-rc4, por lo que es probable que todas las versiones intermedias estén afectadas. Un atacante puede leer /proc/pid/syscall para activar esta vulnerabilidad, que conlleva a la perdida de contenido de la memoria del kernel"}],"affected":[{"source":"talos-cna@cisco.com","affectedData":[{"vendor":"n/a","product":"Linux Kernel","versions":[{"version":"Linux Kernel v5.10-rc4,Linux Kernel v5.4.66,Linux Kernel v5.9.8","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":1.8,"impactScore":3.6}],"cvssMetricV30":[{"source":"talos-cna@cisco.com","type":"Secondary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","baseScore":4.0,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":2.5,"impactScore":1.4}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:P/I:N/A:N","baseScore":2.1,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE"},"baseSeverity":"LOW","exploitabilityScore":3.9,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"talos-cna@cisco.com","type":"Secondary","description":[{"lang":"en","value":"CWE-681"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-681"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:5.4.66:*:*:*:*:*:*:*","matchCriteriaId":"08CD832A-636A-4BF7-B1D2-2D244AEACDD1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:5.9.8:*:*:*:*:*:*:*","matchCriteriaId":"D0602B82-405F-407B-8C88-7DB0C82D1165"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:5.10:rc4:*:*:*:*:*:*","matchCriteriaId":"0CD159FA-170F-4389-9085-CACCF97ABB1E"}]}]}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2020-1211","source":"talos-cna@cisco.com","tags":["Exploit","Technical Description","Third Party Advisory"]},{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2020-1211","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Technical Description","Third Party Advisory"]}]}}]}