Vulnerability-Lookup

FKIE_CVE-2026-48029

Vulnerability from fkie_nvd - Published: 2026-07-22 15:17 - Updated: 2026-10-24 13:10

Severity

7.1 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H

Summary

libheif is a HEIF and AVIF file format decoder and encoder. Versions 1.19.0 through 1.21.2 have a heap OOB read in ImageItem_Grid::decode_grid_tile via irot-induced tile-coordinate underflow. Version 1.22.0 fixes the issue.

References

URL	Tags
security-advisories@github.com	https://github.com/strukturag/libheif/commit/e523ec0bf379110b7c33d4c159f8b1202d332157	Patch
security-advisories@github.com	https://github.com/strukturag/libheif/security/advisories/GHSA-6x5f-qchq-cxqv	Mitigation, Vendor Advisory, Exploit
134c704f-9b21-4f2e-91b3-4a467353bcc0	https://github.com/strukturag/libheif/security/advisories/GHSA-6x5f-qchq-cxqv	Mitigation, Vendor Advisory, Exploit

Impacted products

	Vendor	Product	Version
	struktur	libheif	*

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "libheif",
          "vendor": "strukturag",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e= 1.19.0, \u003c 1.22.0"
            }
          ]
        }
      ],
      "source": "security-advisories@github.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:struktur:libheif:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "213101B8-C70F-4134-A6D6-C2E18434237C",
              "versionEndExcluding": "1.22.0",
              "versionStartIncluding": "1.19.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "libheif is a HEIF and AVIF file format decoder and encoder. Versions 1.19.0 through 1.21.2 have a heap OOB read in ImageItem_Grid::decode_grid_tile via irot-induced tile-coordinate underflow. Version 1.22.0 fixes the issue."
    },
    {
      "lang": "es",
      "value": "libheif es un decodificador y codificador de formato de archivo HEIF y AVIF. Las versiones 1.19.0 a la 1.21.2 tienen una lectura fuera de l\u00edmites (OOB) en el heap en ImageItem_Grid::decode_grid_tile a trav\u00e9s de un subdesbordamiento de coordenadas de mosaico inducido por irot. La versi\u00f3n 1.22.0 corrige el problema."
    }
  ],
  "id": "CVE-2026-48029",
  "lastModified": "2026-10-24T13:10:00.147",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.1,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 4.2,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-48029",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-07-22T15:20:15.371762Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-07-22T15:17:18.357",
  "references": [
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Patch"
      ],
      "url": "https://github.com/strukturag/libheif/commit/e523ec0bf379110b7c33d4c159f8b1202d332157"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Mitigation",
        "Vendor Advisory",
        "Exploit"
      ],
      "url": "https://github.com/strukturag/libheif/security/advisories/GHSA-6x5f-qchq-cxqv"
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "tags": [
        "Mitigation",
        "Vendor Advisory",
        "Exploit"
      ],
      "url": "https://github.com/strukturag/libheif/security/advisories/GHSA-6x5f-qchq-cxqv"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        },
        {
          "lang": "en",
          "value": "CWE-191"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Secondary"
    }
  ]
}

CVE-2026-48029 (GCVE-0-2026-48029)

Vulnerability from cvelistv5 – Published: 2026-07-22 14:13 – Updated: 2026-07-22 15:20

Title

libheif: heap OOB read in ImageItem_Grid::decode_grid_tile via irot-induced tile-coordinate underflow

Summary

Severity

7.1 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-07-22 15:20 UTC

CWE

CWE-125 - Out-of-bounds Read
CWE-191 - Integer Underflow (Wrap or Wraparound)

Assigner

GitHub_M CNA under the mitre root

CNA scorecard C 72/100 over 8083 records in the last 180 days details

References

2 references

URL	Tags
https://github.com/strukturag/libheif/security/ad…	x_refsource_CONFIRM
https://github.com/strukturag/libheif/commit/e523…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
strukturag	libheif	Affected: >= 1.19.0, < 1.22.0

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-48029",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-22T15:20:15.371762Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-07-22T15:20:39.509Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "exploit"
            ],
            "url": "https://github.com/strukturag/libheif/security/advisories/GHSA-6x5f-qchq-cxqv"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "libheif",
          "vendor": "strukturag",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e= 1.19.0, \u003c 1.22.0"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "libheif is a HEIF and AVIF file format decoder and encoder. Versions 1.19.0 through 1.21.2 have a heap OOB read in ImageItem_Grid::decode_grid_tile via irot-induced tile-coordinate underflow. Version 1.22.0 fixes the issue."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-125",
              "description": "CWE-125: Out-of-bounds Read",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-191",
              "description": "CWE-191: Integer Underflow (Wrap or Wraparound)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-22T14:13:27.879Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/strukturag/libheif/security/advisories/GHSA-6x5f-qchq-cxqv",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/strukturag/libheif/security/advisories/GHSA-6x5f-qchq-cxqv"
        },
        {
          "name": "https://github.com/strukturag/libheif/commit/e523ec0bf379110b7c33d4c159f8b1202d332157",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/strukturag/libheif/commit/e523ec0bf379110b7c33d4c159f8b1202d332157"
        }
      ],
      "source": {
        "advisory": "GHSA-6x5f-qchq-cxqv",
        "discovery": "UNKNOWN"
      },
      "title": "libheif: heap OOB read in ImageItem_Grid::decode_grid_tile via irot-induced tile-coordinate underflow"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2026-48029",
    "datePublished": "2026-07-22T14:13:27.879Z",
    "dateReserved": "2026-05-20T17:44:09.587Z",
    "dateUpdated": "2026-07-22T15:20:39.509Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

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.

Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

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