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flaw was found in libsolv. This heap buffer overflow occurs during the decompression of attacker-controlled compressed data within `.solv` files due to insufficient input validation. An attacker can provide a specially crafted `.solv` file, which, when processed by a vulnerable application, can lead to out-of-bounds memory access. This could result in information disclosure, alteration of program execution, or a denial of service."},{"lang":"es","value":"Se encontró una vulnerabilidad en libsolv. Este desbordamiento de búfer en el montón ocurre durante la descompresión de datos comprimidos controlados por el atacante dentro de archivos '.solv' debido a una validación de entrada insuficiente. Un atacante puede proporcionar un archivo '.solv' especialmente diseñado, el cual, cuando es procesado por una aplicación vulnerable, puede llevar a un acceso a memoria fuera de los límites. Esto podría resultar en revelación de información, alteración de la ejecución del programa o una denegación de servicio."}],"id":"CVE-2026-48864","lastModified":"2026-09-17T19:16:48.473","metrics":{"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","version":"3.1"},"exploitabilityScore":1.8,"impactScore":5.9,"source":"secalert@redhat.com","type":"Secondary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2026-48864","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","timestamp":"2026-05-28T03:55:45.469552Z","version":"2.0.3"}}]},"published":"2026-05-26T17:16:54.050","references":[{"source":"secalert@redhat.com","tags":["Third Party Advisory"],"url":"https://access.redhat.com/errata/RHSA-2026:21333"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:28236"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:36730"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:39315"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:44481"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:46836"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:48811"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:48813"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:48814"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:48815"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:48816"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:48817"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:48818"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:49775"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:50223"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:53371"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:56786"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:56853"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:56911"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:57402"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:57483"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:58981"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:59831"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:60019"},{"source":"secalert@redhat.com","url":"https://access.redhat.com/errata/RHSA-2026:65839"},{"source":"secalert@redhat.com","tags":["Third Party Advisory"],"url":"https://access.redhat.com/security/cve/CVE-2026-48864"},{"source":"secalert@redhat.com","tags":["Exploit","Issue Tracking","Third Party Advisory"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2460425"}],"sourceIdentifier":"secalert@redhat.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-787"}],"source":"secalert@redhat.com","type":"Secondary"}]},"severity":"HIGH","source":"nvd","title":"A flaw was found in libsolv"}