osv-2026-970
Vulnerability from osv_ossfuzz
Published
2026-06-27 00:01
Modified
2026-06-27 00:01
Summary
Use-of-uninitialized-value in ogs_cpystrn
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=527978938

Crash type: Use-of-uninitialized-value
Crash state:
ogs_cpystrn
ogs_nas_5gs_decode_dnn
ogs_nas_5gs_decode_pdu_session_establishment_accept
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "open5gs",
        "purl": "pkg:generic/open5gs"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "ec6b76dccf975373cf108a09b1a4a284aaca20c5"
            },
            {
              "fixed": "76d2237c0e99dd8cd01f03351a375a4c21d003c0"
            }
          ],
          "repo": "https://github.com/open5gs/open5gs.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=527978938\n\n```\nCrash type: Use-of-uninitialized-value\nCrash state:\nogs_cpystrn\nogs_nas_5gs_decode_dnn\nogs_nas_5gs_decode_pdu_session_establishment_accept\n```\n",
  "id": "OSV-2026-970",
  "modified": "2026-06-27T00:01:55.134654Z",
  "published": "2026-06-27T00:01:55.134195Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=527978938"
    }
  ],
  "schema_version": "1.7.5",
  "summary": "Use-of-uninitialized-value in ogs_cpystrn"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.