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rxrpc: fix reference count leak in rxrpc_server_keyring()

Type: advisorySource: Official CVE List1 source record

In the Linux kernel, the following vulnerability has been resolved: rxrpc: fix reference count leak in rxrpc_server_keyring() This patch fixes a reference count leak in rxrpc_server_keyring() by checking if rx->securities is already set.

Announced Source revision 1
Original source ↗

CVE-2026-31634

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-2026-31634

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": "17926a79320afa9b95df6b977b40cca6d8713cea",
        "lessThan": "45d9584e51bdd61faf1900f82666d4ea6a85da72",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "17926a79320afa9b95df6b977b40cca6d8713cea",
        "lessThan": "fc76d0bd00850b7372f0a4a319c0c60f80487632",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "17926a79320afa9b95df6b977b40cca6d8713cea",
        "lessThan": "c6d9ea26cf8756ad6f162578e94a5f82f6fae3c2",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "17926a79320afa9b95df6b977b40cca6d8713cea",
        "lessThan": "9ce36d28f67c2a477a7e2f03480de3f6783fb363",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "17926a79320afa9b95df6b977b40cca6d8713cea",
        "lessThan": "12de9e0e0b0b7058be7dfb8a5927eb565bc25780",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "17926a79320afa9b95df6b977b40cca6d8713cea",
        "lessThan": "8ee931c3cd97f1c42b4fbf057f04b9dae45dfb7a",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "17926a79320afa9b95df6b977b40cca6d8713cea",
        "lessThan": "139c750bf06649097d98b0bc41e2a678b4627e27",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "17926a79320afa9b95df6b977b40cca6d8713cea",
        "lessThan": "f125846ee79fcae537a964ce66494e96fa54a6de",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "net/rxrpc/server_key.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "2.6.22"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "2.6.22",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "5.10.258",
        "versionType": "semver",
        "lessThanOrEqual": "5.10.*"
      },
      {
        "status": "unaffected",
        "version": "5.15.203",
        "versionType": "semver",
        "lessThanOrEqual": "5.15.*"
      },
      {
        "status": "unaffected",
        "version": "6.1.169",
        "versionType": "semver",
        "lessThanOrEqual": "6.1.*"
      },
      {
        "status": "unaffected",
        "version": "6.6.135",
        "versionType": "semver",
        "lessThanOrEqual": "6.6.*"
      },
      {
        "status": "unaffected",
        "version": "6.12.82",
        "versionType": "semver",
        "lessThanOrEqual": "6.12.*"
      },
      {
        "status": "unaffected",
        "version": "6.18.23",
        "versionType": "semver",
        "lessThanOrEqual": "6.18.*"
      },
      {
        "status": "unaffected",
        "version": "6.19.13",
        "versionType": "semver",
        "lessThanOrEqual": "6.19.*"
      },
      {
        "status": "unaffected",
        "version": "7.0",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "net/rxrpc/server_key.c"
    ],
    "defaultStatus": "affected"
  }
]
Related CVEs
CVE-2026-31634

Source reference: /cveMetadata/cveId

Publisher severity

No explicit severity was provided.

Event
#28305 · Revision 1
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Publisher date
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