GNU Binutils SHT_GROUP Section elf.c bfd_elf_set_group_contents null pointer dereference

{
  "id": "b53f287e50aab3acafbf2860767457386af982624a7b54fd65ec035ec0b5d67c",
  "url": "https://osv.dev/vulnerability/CVE-2026-90829",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "GNU Binutils SHT_GROUP Section elf.c bfd_elf_set_group_contents null pointer dereference",
    "summary": "A weakness has been identified in GNU Binutils 2.47. This issue affects the function bfd_elf_set_group_contents of the file bfd/elf.c of the component SHT_GROUP Section Handler. Executing a manipulation can lead to null pointer dereference. The attack needs to be launched locally. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through a bug report but has not responded yet.",
    "evidence": "osv:CVE-2026-90829",
    "products": [],
    "severity": "low",
    "structured": {
      "id": "CVE-2026-90829",
      "aliases": [
        "CVE-2026-90829"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://sourceware.org/git/binutils-gdb.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "6ce87bbc521cf46eaee9a1f7ef61cee2cdfb3e32"
                },
                {
                  "last_affected": "6ce87bbc521cf46eaee9a1f7ef61cee2cdfb3e32"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:gnu:binutils:2.47:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.47"
                      },
                      {
                        "last_affected": "2.47"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.47",
            "binutils-2_47"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90829.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:28.458351498Z",
      "provider": "osv",
      "references": [
        "https://www.gnu.org/",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90829.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-90829",
        "https://vuldb.com/cve/CVE-2026-90829",
        "https://vuldb.com/submit/925228",
        "https://vuldb.com/vuln/403331",
        "https://sourceware.org/bugzilla/show_bug.cgi?id=34451",
        "https://vuldb.com/vuln/403331/cti",
        "https://sourceware.org/bugzilla/attachment.cgi?id=16883"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-404",
          "CWE-476"
        ],
        "cna_assigner": "VulDB",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "2.47"
                  },
                  {
                    "last_affected": "2.47"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandaloneSingleVersion"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90829.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-90829",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 495377,
  "published_at": "2026-09-14T22:15:15.951+00:00"
}