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CVE-2026-90309

🗓️ 17 Sep 2026 16:08:30Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 5 Views

Use-after-free in Linux kernel RDMA/erdma when EQ handlers use freed CQ resources.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-90309 RDMA/erdma: Hold CQ references when processing EQ events
17 Sep 202616:08
cvelist
debiancve
Debian CVE
CVE-2026-90309
17 Sep 202616:08
debiancve
euvd
EUVD
EUVD-2026-81970
17 Sep 202616:08
euvd
nvd
NVD
CVE-2026-90309
17 Sep 202617:17
nvd
osv
OSV
AZL-102878 CVE-2026-90309 affecting package kernel 6.6.150.1-1
17 Sep 202617:17
osv
osv
OSV
DEBIAN-CVE-2026-90309
17 Sep 202617:17
osv
osv
OSV
UBUNTU-CVE-2026-90309
18 Sep 202600:00
osv
Vulners
CNA
Node
OR
linuxlinux_kernelRange6.06.1.188
linuxlinux_kernelRange6.2.06.6.157
linuxlinux_kernelRange6.7.06.12.110
linuxlinux_kernelRange6.13.06.18.52
linuxlinux_kernelRange6.19.07.2.6
linuxlinux_kernelRange7.3.07.3-rc1
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/infiniband/hw/erdma/erdma_eq.c",
      "drivers/infiniband/hw/erdma/erdma_verbs.c",
      "drivers/infiniband/hw/erdma/erdma_verbs.h"
    ],
    "versions": [
      {
        "version": "155055771704f8cbb5c176a4309b7dc30a50450c",
        "lessThan": "610ef81797bb4f709e8675c1d8d093bb9ccdcbd8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "155055771704f8cbb5c176a4309b7dc30a50450c",
        "lessThan": "c0a83f29a24c7e7f8516630848ef6db4c174deed",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "155055771704f8cbb5c176a4309b7dc30a50450c",
        "lessThan": "05b8ca493dd02319bca93c640b259c2ba51ef321",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "155055771704f8cbb5c176a4309b7dc30a50450c",
        "lessThan": "1fc9c1933959d2776a1ce7bf424251b8b5b586cd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "155055771704f8cbb5c176a4309b7dc30a50450c",
        "lessThan": "4545f355654d044d35a31cd01cc46f491a8a7c36",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "155055771704f8cbb5c176a4309b7dc30a50450c",
        "lessThan": "98df2aee1459ee1c62c70cbe9b370d2a532aea36",
        "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/erdma/erdma_eq.c",
      "drivers/infiniband/hw/erdma/erdma_verbs.c",
      "drivers/infiniband/hw/erdma/erdma_verbs.h"
    ],
    "versions": [
      {
        "version": "6.0",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.0",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.188",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.157",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.110",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.52",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.6",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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18 Sep 2026 18:17Current
CVSS 3.17.8
EPSS0.00205
5