{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-20T00:07:34.277","vulnerabilities":[{"cve":{"id":"CVE-2023-52576","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2024-03-02T22:15:49.490","lastModified":"2025-04-08T15:04:03.760","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nx86/mm, kexec, ima: Use memblock_free_late() from ima_free_kexec_buffer()\n\nThe code calling ima_free_kexec_buffer() runs long after the memblock\nallocator has already been torn down, potentially resulting in a use\nafter free in memblock_isolate_range().\n\nWith KASAN or KFENCE, this use after free will result in a BUG\nfrom the idle task, and a subsequent kernel panic.\n\nSwitch ima_free_kexec_buffer() over to memblock_free_late() to avoid\nthat bug."},{"lang":"es","value":"En el kernel de Linux, se resolvió la siguiente vulnerabilidad: x86/mm, kexec, ima: utilice memblock_free_late() desde ima_free_kexec_buffer(). El código que llama a ima_free_kexec_buffer() se ejecuta mucho después de que el asignador de memblock ya se haya eliminado, lo que podría provocar un Úselo después de forma gratuita en memblock_isolate_range(). Con KASAN o KFENCE, este Use After Free resultará en un ERROR de la tarea inactiva y un posterior pánico en el kernel. Cambie ima_free_kexec_buffer() a memblock_free_late() para evitar ese error."}],"metrics":{"cvssMetricV31":[{"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: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":"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":"5.13","versionEndExcluding":"6.1.56","matchCriteriaId":"22500F70-0E58-4032-89D2-3152759A8C0A"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.5.6","matchCriteriaId":"870FC772-173A-4A0F-B1AF-7976AD6057D3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.6:rc1:*:*:*:*:*:*","matchCriteriaId":"84267A4F-DBC2-444F-B41D-69E15E1BEC97"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.6:rc2:*:*:*:*:*:*","matchCriteriaId":"FB440208-241C-4246-9A83-C1715C0DAA6C"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/34cf99c250d5cd2530b93a57b0de31d3aaf8685b","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/d2dfbc0e3b7a04c2d941421a958dc31c897fb204","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/eef16bfdb212da60f5144689f2967fb25b051a2b","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/34cf99c250d5cd2530b93a57b0de31d3aaf8685b","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/d2dfbc0e3b7a04c2d941421a958dc31c897fb204","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/eef16bfdb212da60f5144689f2967fb25b051a2b","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]}]}}]}