CVE-2026-46189 RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path

🗓️ 28 May 2026 09:36:43Reported by LinuxType

Linux kernel fix for double free in pvrdma_alloc_ucontext error path of RDMA vmw_pvrdma.

Reporter	Title	Published	Views	Family All 45
ATTACKERKB	CVE-2026-46189	28 May 202609:36	–	attackerkb
CNNVD	Linux kernel 安全漏洞	28 May 202600:00	–	cnnvd
CVE	CVE-2026-46189	28 May 202609:36	–	cve
Debian CVE	CVE-2026-46189	28 May 202609:36	–	debiancve
EUVD	EUVD-2026-32816	28 May 202609:36	–	euvd
Microsoft CVE	RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path	29 May 202608:08	–	mscve
NVD	CVE-2026-46189	28 May 202610:16	–	nvd
OSV	BELL-CVE-2026-46189	29 May 202606:09	–	osv
OSV	DEBIAN-CVE-2026-46189	28 May 202610:16	–	osv
OSV	ECHO-EBA8-287D-8ABA	28 May 202623:19	–	osv

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c"
    ],
    "versions": [
      {
        "version": "29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1",
        "lessThan": "269967d7693304e1f06ed2dff4ebbbeeb397cda4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1",
        "lessThan": "1df5711121cdc11e76b889408fdbe459feba1d39",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1",
        "lessThan": "3a231c34c5bc3d3cfc850b877758ec9fdaa8a483",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1",
        "lessThan": "ecc36a82ecfcfdf3c6606d209f22ec5543c410e0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1",
        "lessThan": "45d25e3ec17900bf5a9d6876ff16ceee31c4c0e0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1",
        "lessThan": "0c63333ff97bd1275294fd12840a0efe9d7a4c59",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1",
        "lessThan": "935ee27d0904aa944cbcc979094c20e5ef62eead",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1",
        "lessThan": "e38e86995df27f1f854063dab1f0c6a513db3faf",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c"
    ],
    "versions": [
      {
        "version": "4.10",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.10",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.258",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.209",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.175",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.140",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.88",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.30",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.7",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1-rc3",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/935ee27d0904aa944cbcc979094c20e5ef62eead
git	www.git.kernel.org/stable/c/0c63333ff97bd1275294fd12840a0efe9d7a4c59
git	www.git.kernel.org/stable/c/e38e86995df27f1f854063dab1f0c6a513db3faf
git	www.git.kernel.org/stable/c/269967d7693304e1f06ed2dff4ebbbeeb397cda4
git	www.git.kernel.org/stable/c/45d25e3ec17900bf5a9d6876ff16ceee31c4c0e0
git	www.git.kernel.org/stable/c/ecc36a82ecfcfdf3c6606d209f22ec5543c410e0
git	www.git.kernel.org/stable/c/1df5711121cdc11e76b889408fdbe459feba1d39
git	www.git.kernel.org/stable/c/3a231c34c5bc3d3cfc850b877758ec9fdaa8a483

01 Jun 2026 16:19Current

EPSS0.00013