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Junos OS and Junos OS Evolved: Specific PIM messages causes rpd crash when multiple-triggered-joins is used

Type: advisorySource: Official CVE List1 source record

A Use After Free vulnerability in the rpd PIM Join/Prune processing of Juniper Networks Junos OS and Junos OS Evolved platforms allows an unauthenticated adjacent attacker to crash the routing daemon via specific PIM messages when sparse mode PIM is configured.

Announced Source revision 1
Original source ↗

CVE-2026-101970

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-2026-101970

Junos OS

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

Junos OS Evolved

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.

[
  {
    "vendor": "Juniper Networks",
    "product": "Junos OS",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "23.2R2-S7.7",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "23.4",
        "lessThan": "23.4R2-S8.13",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "24.2",
        "lessThan": "24.2R2-S5.5",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "24.4",
        "lessThan": "24.4R2-S5",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "25.2",
        "lessThan": "25.2R2-S2",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "25.4",
        "lessThan": "25.4R1-S3",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "26.2",
        "lessThan": "26.2R1-S2",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected"
  },
  {
    "vendor": "Juniper Networks",
    "product": "Junos OS Evolved",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "23.2R2-S7.7-EVO",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "23.4",
        "lessThan": "23.4R2-S8.11-EVO",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "24.2",
        "lessThan": "24.2R2-S5.6-EVO",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "24.4",
        "lessThan": "24.4R2-S5-EVO",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "25.2",
        "lessThan": "25.2R2-S2-EVO",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "25.4",
        "lessThan": "25.4R1-S3-EVO",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "26.2",
        "lessThan": "26.2R1-S2-EVO",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "23.4X100",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "25.2X100",
        "lessThan": "25.2X100-D35-EVO",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "25.4X300",
        "lessThan": "25.4X300-D40-EVO",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected"
  }
]
Related CVEs
CVE-2026-101970

Source reference: /cveMetadata/cveId

Publisher severity

high

Source reference: /containers/cna/metrics

Event
#23130 · Revision 1
Added to Heist Feed
Publisher date
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