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.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Linux Linux unaffected
Version Status Constraints
29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 affected < ecc36a82ecfcfdf3c6606d209f22ec5543c410e0
29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 affected < 45d25e3ec17900bf5a9d6876ff16ceee31c4c0e0
29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 affected < 0c63333ff97bd1275294fd12840a0efe9d7a4c59
29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 affected < 935ee27d0904aa944cbcc979094c20e5ef62eead
29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 affected < e38e86995df27f1f854063dab1f0c6a513db3faf
Linux Linux affected
Version Status Constraints
4.10 affected —
0 unaffected < 4.10
6.6.140 unaffected ≤ 6.6.*
6.12.88 unaffected ≤ 6.12.*
6.18.30 unaffected ≤ 6.18.*
7.0.7 unaffected ≤ 7.0.*
7.1-rc3 unaffected ≤ *

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://git.kernel.org/stable/c/0c63333ff97bd1275294fd12840a0efe9d7a4c59 cve-icon cve-icon
https://git.kernel.org/stable/c/45d25e3ec17900bf5a9d6876ff16ceee31c4c0e0 cve-icon cve-icon
https://git.kernel.org/stable/c/935ee27d0904aa944cbcc979094c20e5ef62eead cve-icon cve-icon
https://git.kernel.org/stable/c/e38e86995df27f1f854063dab1f0c6a513db3faf cve-icon cve-icon
https://git.kernel.org/stable/c/ecc36a82ecfcfdf3c6606d209f22ec5543c410e0 cve-icon cve-icon
History

Thu, 28 May 2026 10:15:00 +0000

Type Values Removed Values Added
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.
Title RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-05-28T09:36:43.205Z

Reserved: 2026-05-13T15:03:33.104Z

Link: CVE-2026-46189

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-05-28T10:16:34.540

Modified: 2026-05-28T13:44:01.663

Link: CVE-2026-46189

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-28T12:15:21Z

Weaknesses

No weakness.