CVE-2026-46189: falha de alta gravidade em Linux
RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path
Publicada em · Atualizada em
21Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 7epss 0.1%
probabilidade de exploração
0.1%top 97% das CVEs
exploração observada
nãonenhuma fonte 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
Produtos afetados
Linux · LinuxCVEs relacionadas — Linux
No mesmo produto, das mais perigosas para as menos.
CVE-2024-53197HIGHALSA: usb-audio: Fix potential out-of-bound accesses for Extigy and Mbox devicesEPSS 4.1%KEVCVE-2026-31431HIGHcrypto: algif_aead - Revert to operating out-of-placeEPSS 3.4%KEVCVE-2024-53104HIGHmedia: uvcvideo: Skip parsing frames of type UVC_VS_UNDEFINED in uvc_parse_formatEPSS 3.4%KEVCVE-2025-39682CRITICALtls: fix handling of zero-length records on the rx_listEPSS 2.9%KEVCVE-2024-36971HIGHnet: fix __dst_negative_advice() raceEPSS 2.7%KEVCVE-2024-53150HIGHALSA: usb-audio: Fix out of bounds reads when finding clock sourcesEPSS 1.4%KEV
Referências
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