{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "0"
                  },
                  {
                    "last_affected": "0.4.0"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "c67a3e9bedb05ab61c7443704a1a107e76254595"
            }
          ],
          "repo": "https://gitlab.freedesktop.org/emersion/libdisplay-info",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-125"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112271.json"
  },
  "details": "libdisplay-info through 0.4.0 contains a heap out-of-bounds read vulnerability in the DisplayID v1 section parser in displayid.c that occurs when a data block's declared length exceeds the section. Attackers can supply a crafted EDID from a malicious monitor, KVM, capture device, or EDID file to make is_all_zeroes read past the buffer, causing a possible crash.",
  "id": "CVE-2026-112271",
  "modified": "2026-10-21T02:30:43.082285303Z",
  "published": "2026-10-19T13:55:19.362Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112271.json"
    },
    {
      "type": "PACKAGE",
      "url": "https://gitlab.freedesktop.org/emersion/libdisplay-info"
    },
    {
      "type": "ARTICLE",
      "url": "https://gitlab.freedesktop.org/emersion/libdisplay-info/-/blob/0.4.0/displayid.c#L603-L689"
    },
    {
      "type": "EVIDENCE",
      "url": "https://hackmd.io/@haindpwn/cve-2026-112271-112272-libdisplay-info-displayid-datablock-overrun-oob-read"
    },
    {
      "type": "ADVISORY",
      "url": "https://hackmd.io/@haindpwn/libdisplay-info-displayid-datablock-overrun-oob-read"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-112271"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/libdisplay-info-through-0.4.0-heap-out-of-bounds-read-via-displayid-v1-parser"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "libdisplay-info through 0.4.0 Heap Out-of-Bounds Read via DisplayID v1 Parser"
}