{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-01T17:19:14.901","vulnerabilities":[{"cve":{"id":"CVE-2025-21671","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2025-01-31T12:15:28.263","lastModified":"2025-11-03T21:19:05.657","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nzram: fix potential UAF of zram table\n\nIf zram_meta_alloc failed early, it frees allocated zram->table without\nsetting it NULL.  Which will potentially cause zram_meta_free to access\nthe table if user reset an failed and uninitialized device."},{"lang":"es","value":"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: zram: se corrige el UAF potencial de la tabla zram. Si zram_meta_alloc falla antes, libera la tabla zram-> asignada sin configurarla como NULL. Esto potencialmente hará que zram_meta_free acceda a la tabla si el usuario reinicia un dispositivo fallido y no inicializado."}],"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:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9},{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-416"}]},{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","description":[{"lang":"en","value":"CWE-416"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1.122","versionEndExcluding":"6.1.127","matchCriteriaId":"7318159A-C85D-4CB0-AEE8-F8203E4D319C"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6.68","versionEndExcluding":"6.6.74","matchCriteriaId":"BF52E59F-B164-40CD-9AD0-3AD081FC1BD3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12.7","versionEndExcluding":"6.12.11","matchCriteriaId":"125A873D-530A-4FEE-BBCF-242EFC3271CD"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/212fe1c0df4a150fb6298db2cfff267ceaba5402","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/571d3f6045cd3a6d9f6aec33b678f3ffe97582ef","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/902ef8f16d5ca77edc77c30656be54186c1e99b7","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/fe3de867f94819ba0f28e035c0b0182150147d95","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}]}