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CVE-2026-89784 SUNRPC: check rpc_sockaddr2uaddr() return value in rpcb_register_inet4/6

🗓️ 16 Sep 2026 08:48:22Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 14 Views

NULL pointer dereference in Linux kernel SUNRPC rpcb_register_inet4/6 under memory pressure.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-89784
16 Sep 202608:48
cve
debiancve
Debian CVE
CVE-2026-89784
16 Sep 202608:48
debiancve
euvd
EUVD
EUVD-2026-80305
16 Sep 202608:48
euvd
mscve
Microsoft CVE
SUNRPC: check rpc_sockaddr2uaddr() return value in rpcb_register_inet4/6
17 Sep 202608:06
mscve
nvd
NVD
CVE-2026-89784
16 Sep 202609:17
nvd
osv
OSV
DEBIAN-CVE-2026-89784
16 Sep 202609:17
osv
ubuntucve
UbuntuCve
CVE-2026-89784
17 Sep 202600:00
ubuntucve
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/sunrpc/rpcb_clnt.c"
    ],
    "versions": [
      {
        "version": "d77385f23830ee6c400569bac8b37e6eb3b7d360",
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        "status": "affected",
        "versionType": "git"
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        "status": "affected",
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      },
      {
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      {
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      {
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    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/sunrpc/rpcb_clnt.c"
    ],
    "versions": [
      {
        "version": "3.2",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.2",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.270",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.221",
        "lessThanOrEqual": "5.15.*",
        "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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