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tipc: Dont send random pad bytes in RESET/ACTIVATE messages

Type: advisorySources: OSV

In the Linux kernel, the following vulnerability has been resolved: tipc: Dont send random pad bytes in RESET/ACTIVATE messages The interface name is passed in a fixed length (TIPC_MAX_IF_NAME) buffer. Replace the strcpy(data, l->if_name) with memcpy() so that the pad bytes are actually written (l->if_name[] is zero padded) rather than sending random bytes from the skb to the remote system. Replace two other strcpy() with strscpy().

Products
Kernel
Affected versions
Not specified
Fixed versions
6.12.111, 6.18.53, 6.6.160, 7.2.7
CVEs
CVE-2026-98097
Confirmed fixed CVEs
Not specified
Updated in this feed
7 Nov 2026, 13:58 UTC · Revision 1

Source evidence

tipc: Dont send random pad bytes in RESET/ACTIVATE messages

core-osv · Original source

Published 25 Sept 2026, 10:24 UTC

In the Linux kernel, the following vulnerability has been resolved: tipc: Dont send random pad bytes in RESET/ACTIVATE messages The interface name is passed in a fixed length (TIPC_MAX_IF_NAME) buffer. Replace the strcpy(data, l->if_name) with memcpy() so that the pad bytes are actually written (l->if_name[] is zero padded) rather than sending random bytes from the skb to the remote system. Replace two other strcpy() with strscpy().

osv:CVE-2026-98097

Kernel

Fixed versions: 6.6.160, 6.12.111, 6.18.53, 7.2.7

Complete source record
{
  "id": "9d9f4952cfb26004ccdf2b061817521106b350adfd273b1e406c59c2b3970833",
  "url": "https://osv.dev/vulnerability/CVE-2026-98097",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "tipc: Dont send random pad bytes in RESET/ACTIVATE messages",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: tipc: Dont send random pad bytes in RESET/ACTIVATE messages The interface name is passed in a fixed length (TIPC_MAX_IF_NAME) buffer. Replace the strcpy(data, l->if_name) with memcpy() so that the pad bytes are actually written (l->if_name[] is zero padded) rather than sending random bytes from the skb to the remote system. Replace two other strcpy() with strscpy().",
    "evidence": "osv:CVE-2026-98097",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.6.160",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.12.111",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.18.53",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "7.2.7",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2026-98097",
      "aliases": [
        "CVE-2026-98097"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "e74a386d70c793ef44678b44b021c99094b28c47"
                },
                {
                  "fixed": "3dbb628cfc592a4148d8136dcda1f706cdcad4f3"
                },
                {
                  "fixed": "48033a89356b8ae21a94db70c79bb6fcc91a23c2"
                },
                {
                  "fixed": "4ab2977323d5f068a872126f7818d1aeb9e9ca0d"
                },
                {
                  "fixed": "bee1459e57f2e0bd240c62f35c0a284291e27971"
                },
                {
                  "fixed": "81c600c26302a27852ed8b19c5f2f647ea3555c9"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-98097.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "4.6.0"
                },
                {
                  "fixed": "6.6.160"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
                },
                {
                  "fixed": "6.12.111"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.13.0"
                },
                {
                  "fixed": "6.18.53"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.19.0"
                },
                {
                  "fixed": "7.2.7"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-98097.json"
          }
        }
      ],
      "modified": "2026-10-30T02:30:28.222564771Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/3dbb628cfc592a4148d8136dcda1f706cdcad4f3",
        "https://git.kernel.org/stable/c/48033a89356b8ae21a94db70c79bb6fcc91a23c2",
        "https://git.kernel.org/stable/c/4ab2977323d5f068a872126f7818d1aeb9e9ca0d",
        "https://git.kernel.org/stable/c/81c600c26302a27852ed8b19c5f2f647ea3555c9",
        "https://git.kernel.org/stable/c/bee1459e57f2e0bd240c62f35c0a284291e27971",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/98xxx/CVE-2026-98097.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-98097",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/98xxx/CVE-2026-98097.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-98097",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 519547,
  "published_at": "2026-09-25T10:24:27.7+00:00"
}