{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-30T10:30:32.212","vulnerabilities":[{"cve":{"id":"CVE-2024-41051","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2024-07-29T15:15:13.327","lastModified":"2025-11-03T22:17:28.393","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ncachefiles: wait for ondemand_object_worker to finish when dropping object\n\nWhen queuing ondemand_object_worker() to re-open the object,\ncachefiles_object is not pinned. The cachefiles_object may be freed when\nthe pending read request is completed intentionally and the related\nerofs is umounted. If ondemand_object_worker() runs after the object is\nfreed, it will incur use-after-free problem as shown below.\n\nprocess A  processs B  process C  process D\n\ncachefiles_ondemand_send_req()\n// send a read req X\n// wait for its completion\n\n           // close ondemand fd\n           cachefiles_ondemand_fd_release()\n           // set object as CLOSE\n\n                       cachefiles_ondemand_daemon_read()\n                       // set object as REOPENING\n                       queue_work(fscache_wq, &info->ondemand_work)\n\n                                // close /dev/cachefiles\n                                cachefiles_daemon_release\n                                cachefiles_flush_reqs\n                                complete(&req->done)\n\n// read req X is completed\n// umount the erofs fs\ncachefiles_put_object()\n// object will be freed\ncachefiles_ondemand_deinit_obj_info()\nkmem_cache_free(object)\n                       // both info and object are freed\n                       ondemand_object_worker()\n\nWhen dropping an object, it is no longer necessary to reopen the object,\nso use cancel_work_sync() to cancel or wait for ondemand_object_worker()\nto finish."},{"lang":"es","value":"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: cachefiles: espere a que finalice ondemand_object_worker al soltar el objeto Al poner en cola ondemand_object_worker() para volver a abrir el objeto, cachefiles_object no está fijado. El objeto cachefiles_object se puede liberar cuando la solicitud de lectura pendiente se completa intencionalmente y se desmontan los erofs relacionados. Si ondemand_object_worker() se ejecuta después de liberar el objeto, incurrirá en un problema de use after free como se muestra a continuación. proceso A procesos B proceso C proceso D cachefiles_ondemand_send_req() // envía una solicitud de lectura X // espera a que se complete // cierra ondemand fd cachefiles_ondemand_fd_release() // establece el objeto como CERRAR cachefiles_ondemand_daemon_read() // establece el objeto como REAPERTURA queue_work(fscache_wq , &info->ondemand_work) // cerrar /dev/cachefiles cachefiles_daemon_release cachefiles_flush_reqs complete(&req->done) // leer la solicitud X está completa // desmontar el erofs fs cachefiles_put_object() // el objeto será liberado cachefiles_ondemand_deinit_obj_info() kmem_cache_free(object ) // tanto la información como el objeto se liberan ondemand_object_worker() Cuando se suelta un objeto, ya no es necesario volver a abrirlo, así que use cancel_work_sync() para cancelar o espere a que finalice ondemand_object_worker()."}],"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}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-416"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1.95","versionEndExcluding":"6.1.100","matchCriteriaId":"9660509A-A7A9-4DF8-9C10-10EB2BE6B935"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6.35","versionEndExcluding":"6.6.41","matchCriteriaId":"18E36DFA-0FEF-4794-B395-77264588DD12"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.8","versionEndExcluding":"6.9.10","matchCriteriaId":"6FAC1A24-181A-4DB7-801D-4BDF1B4E4116"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.10:rc1:*:*:*:*:*:*","matchCriteriaId":"2EBB4392-5FA6-4DA9-9772-8F9C750109FA"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.10:rc2:*:*:*:*:*:*","matchCriteriaId":"331C2F14-12C7-45D5-893D-8C52EE38EA10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.10:rc3:*:*:*:*:*:*","matchCriteriaId":"3173713D-909A-4DD3-9DD4-1E171EB057EE"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.10:rc4:*:*:*:*:*:*","matchCriteriaId":"79F18AFA-40F7-43F0-BA30-7BDB65F918B9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.10:rc5:*:*:*:*:*:*","matchCriteriaId":"BD973AA4-A789-49BD-8D57-B2846935D3C7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.10:rc6:*:*:*:*:*:*","matchCriteriaId":"8F3E9E0C-AC3E-4967-AF80-6483E8AB0078"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.10:rc7:*:*:*:*:*:*","matchCriteriaId":"11AF4CB9-F697-4EA4-8903-8F9417EFDA8E"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/12e009d60852f7bce0afc373ca0b320f14150418","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/b26525b2183632f16a3a4108fe6a4bfa8afac6ed","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/d3179bae72b1b5e555ba839d6d9f40a350a4d78a","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/ec9289369259d982e735a71437e32e6b4035290c","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/12e009d60852f7bce0afc373ca0b320f14150418","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/b26525b2183632f16a3a4108fe6a4bfa8afac6ed","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/d3179bae72b1b5e555ba839d6d9f40a350a4d78a","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/ec9289369259d982e735a71437e32e6b4035290c","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}]}