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openvswitch: Fix unsafe attribute parsing in output_userspace()

Type: advisorySource: Official CVE List1 source record

In the Linux kernel, the following vulnerability has been resolved: openvswitch: Fix unsafe attribute parsing in output_userspace() This patch replaces the manual Netlink attribute iteration in output_userspace() with nla_for_each_nested(), which ensures that only well-formed attributes are processed.

Announced Source revision 1
Original source ↗

CVE-2025-37998

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2025-37998

Linux

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Linux

Source reference: /containers/cna/affected/1/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "ccb1352e76cff0524e7ccb2074826a092dd13016",
        "lessThan": "6712dc21506738f5f22b4f68b7c0d9e0df819dbd",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "ccb1352e76cff0524e7ccb2074826a092dd13016",
        "lessThan": "06b4f110c79716c181a8c5da007c259807840232",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "ccb1352e76cff0524e7ccb2074826a092dd13016",
        "lessThan": "47f7f00cf2fa3137d5c0416ef1a71bdf77901395",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "ccb1352e76cff0524e7ccb2074826a092dd13016",
        "lessThan": "bca8df998cce1fead8cbc69144862eadc2e34c87",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "ccb1352e76cff0524e7ccb2074826a092dd13016",
        "lessThan": "0236742bd959332181c1fcc41a05b7b709180501",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "ccb1352e76cff0524e7ccb2074826a092dd13016",
        "lessThan": "ec334aaab74705cc515205e1da3cb369fdfd93cd",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "ccb1352e76cff0524e7ccb2074826a092dd13016",
        "lessThan": "4fa672cbce9c86c3efb8621df1ae580d47813430",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "ccb1352e76cff0524e7ccb2074826a092dd13016",
        "lessThan": "6beb6835c1fbb3f676aebb51a5fee6b77fed9308",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "net/openvswitch/actions.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "3.3"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "3.3",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "5.4.294",
        "versionType": "semver",
        "lessThanOrEqual": "5.4.*"
      },
      {
        "status": "unaffected",
        "version": "5.10.238",
        "versionType": "semver",
        "lessThanOrEqual": "5.10.*"
      },
      {
        "status": "unaffected",
        "version": "5.15.183",
        "versionType": "semver",
        "lessThanOrEqual": "5.15.*"
      },
      {
        "status": "unaffected",
        "version": "6.1.139",
        "versionType": "semver",
        "lessThanOrEqual": "6.1.*"
      },
      {
        "status": "unaffected",
        "version": "6.6.91",
        "versionType": "semver",
        "lessThanOrEqual": "6.6.*"
      },
      {
        "status": "unaffected",
        "version": "6.12.29",
        "versionType": "semver",
        "lessThanOrEqual": "6.12.*"
      },
      {
        "status": "unaffected",
        "version": "6.14.7",
        "versionType": "semver",
        "lessThanOrEqual": "6.14.*"
      },
      {
        "status": "unaffected",
        "version": "6.15",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "net/openvswitch/actions.c"
    ],
    "defaultStatus": "affected"
  }
]
Related CVEs
CVE-2025-37998

Source reference: /cveMetadata/cveId

Publisher severity

high

Source reference: /containers/cna/metrics

Event
#30505 · Revision 1
Added to Heist Feed
Publisher date
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