CVE-2026-46189

HIGH EPSS 3.6%
Published May 28, 20261mo ago · Modified Jun 17, 20261w ago
7.8 CVSS 3.1
High
Find Similar
Published May 28, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago

Description

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 Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
3.6% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-415

Affected Products 9

VendorProductVersionRange
linuxlinux_kernel*≥4.10  –  <5.10.258
linuxlinux_kernel*≥5.11  –  <5.15.209
linuxlinux_kernel*≥5.16  –  <6.1.175
linuxlinux_kernel*≥6.2  –  <6.6.140
linuxlinux_kernel*≥6.7  –  <6.12.88
linuxlinux_kernel*≥6.13  –  <6.18.30
linuxlinux_kernel*≥6.19  –  <7.0.7
linuxlinux_kernel7.1any
linuxlinux_kernel7.1any

References 8

  • git.kernel.org https://git.kernel.org/stable/c/0c63333ff97bd1275294fd12840a0efe9d7a4c59
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1df5711121cdc11e76b889408fdbe459feba1d39
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/269967d7693304e1f06ed2dff4ebbbeeb397cda4
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3a231c34c5bc3d3cfc850b877758ec9fdaa8a483
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/45d25e3ec17900bf5a9d6876ff16ceee31c4c0e0
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/935ee27d0904aa944cbcc979094c20e5ef62eead
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e38e86995df27f1f854063dab1f0c6a513db3faf
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ecc36a82ecfcfdf3c6606d209f22ec5543c410e0
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/0c63333ff97bd1275294fd12840a0efe9d7a4c59
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1df5711121cdc11e76b889408fdbe459feba1d39
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/269967d7693304e1f06ed2dff4ebbbeeb397cda4
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3a231c34c5bc3d3cfc850b877758ec9fdaa8a483
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/45d25e3ec17900bf5a9d6876ff16ceee31c4c0e0
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/935ee27d0904aa944cbcc979094c20e5ef62eead
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e38e86995df27f1f854063dab1f0c6a513db3faf
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ecc36a82ecfcfdf3c6606d209f22ec5543c410e0
    Patch