{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-04T05:35:16.329","vulnerabilities":[{"cve":{"id":"CVE-2023-52996","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2025-03-27T17:15:48.310","lastModified":"2025-10-30T16:40:28.940","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nipv4: prevent potential spectre v1 gadget in fib_metrics_match()\n\nif (!type)\n        continue;\n    if (type > RTAX_MAX)\n        return false;\n    ...\n    fi_val = fi->fib_metrics->metrics[type - 1];\n\n@type being used as an array index, we need to prevent\ncpu speculation or risk leaking kernel memory content."},{"lang":"es","value":"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ipv4: evitar un potencial gadget spectre v1 en fib_metrics_match() if (!type) continue; if (type > RTAX_MAX) return false; ... fi_val = fi->fib_metrics->metrics[type - 1]; @type se utiliza como un índice de matriz, debemos evitar la especulación de la CPU o corremos el riesgo de filtrar el contenido de la memoria del kernel."}],"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: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":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-noinfo"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.14","versionEndExcluding":"5.4.231","matchCriteriaId":"76F43E31-4688-4501-9F94-6BC3456EECDA"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"5.10.166","matchCriteriaId":"A44D9D24-661C-40D4-8735-4CEB1C7C02F2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.15.91","matchCriteriaId":"91C2E92D-CC25-4FBD-8824-56A148119D7E"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.1.9","matchCriteriaId":"ED5B6045-B1D2-4E03-B194-9005A351BCAE"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.2:rc1:*:*:*:*:*:*","matchCriteriaId":"FF501633-2F44-4913-A8EE-B021929F49F6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.2:rc2:*:*:*:*:*:*","matchCriteriaId":"2BDA597B-CAC1-4DF0-86F0-42E142C654E9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.2:rc3:*:*:*:*:*:*","matchCriteriaId":"725C78C9-12CE-406F-ABE8-0813A01D66E8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.2:rc4:*:*:*:*:*:*","matchCriteriaId":"A127C155-689C-4F67-B146-44A57F4BFD85"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.2:rc5:*:*:*:*:*:*","matchCriteriaId":"D34127CC-68F5-4703-A5F6-5006F803E4AE"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/5e9398a26a92fc402d82ce1f97cc67d832527da0","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/7f9828fb1f688210e681268490576f0ca65c322a","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/8f0eb24f1a7a60ce635f0d757a46f1a37a4d467d","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/ca3cf947760de050d558293002ad3e7f4b8745d2","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/f9753ebd61be2d957b5504cbd3fd719674f05b7a","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]}]}}]}