CVE-2026-46189: fallo de gravedad alta en Linux
RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path
Publicada el · Actualizada el
21Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 7epss 0.1%
probabilidad de explotación
0.1%top 97% de las CVE
explotación observada
noninguna fuente lo reporta
In the Linux kernel, the following vulnerability has been resolved:
RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path
Sashiko points out that pvrdma_uar_free() is already called within
pvrdma_dealloc_ucontext(), so calling it before triggers a double free.
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Productos afectados
Linux · LinuxCVEs relacionadas — Linux
En el mismo producto, de las más peligrosas a las menos.
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Referencias
https://access.redhat.com/errata/RHSA-2026:30848https://access.redhat.com/errata/RHSA-2026:33685https://access.redhat.com/errata/RHSA-2026:33743https://access.redhat.com/errata/RHSA-2026:35904https://access.redhat.com/errata/RHSA-2026:36049https://access.redhat.com/errata/RHSA-2026:36073https://access.redhat.com/errata/RHSA-2026:36767https://access.redhat.com/errata/RHSA-2026:38902https://access.redhat.com/errata/RHSA-2026:40068https://access.redhat.com/errata/RHSA-2026:40760https://access.redhat.com/errata/RHSA-2026:47633https://access.redhat.com/security/cve/CVE-2026-46189