NanZip has ROMFS Archive Infinite Loop / Stack Overflow

NanaZip is an open source file archive Starting in version 5.0.1252.0 and prior to version 6.0.1630.0, circular `NextOffset` chains cause an infinite loop, and deeply nested directories cause unbounded recursion (stack overflow) in the ROMFS archive parser. Version 6.0.1630.0 patches the issue.

Problem type

CWE-674: Uncontrolled Recursion

Affected products

M2Team

NanaZip

>= 5.0.1252.0, < 6.0.1630.0 - AFFECTED

References

https://github.com/M2Team/NanaZip/security/advisories/GHSA-fc89-3f57-h9q5

https://github.com/M2Team/NanaZip/security/advisories/GHSA-fc89-3f57-h9q5

x_refsource_CONFIRM

JSON source

https://cveawg.mitre.org/api/cve/CVE-2026-27014

Click to expand

{
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "cveMetadata": {
    "cveId": "CVE-2026-27014",
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "dateUpdated": "2026-02-19T20:45:07.953Z",
    "dateReserved": "2026-02-17T03:08:23.490Z",
    "datePublished": "2026-02-19T20:45:07.953Z",
    "state": "PUBLISHED"
  },
  "containers": {
    "cna": {
      "providerMetadata": {
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M",
        "dateUpdated": "2026-02-19T20:45:07.953Z"
      },
      "title": "NanZip has ROMFS Archive Infinite Loop / Stack Overflow",
      "descriptions": [
        {
          "lang": "en",
          "value": "NanaZip is an open source file archive Starting in version 5.0.1252.0 and prior to version 6.0.1630.0, circular `NextOffset` chains cause an infinite loop, and deeply nested directories cause unbounded recursion (stack overflow) in the ROMFS archive parser. Version 6.0.1630.0 patches the issue."
        }
      ],
      "affected": [
        {
          "vendor": "M2Team",
          "product": "NanaZip",
          "versions": [
            {
              "version": ">= 5.0.1252.0, < 6.0.1630.0",
              "status": "affected"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "lang": "en",
              "description": "CWE-674: Uncontrolled Recursion",
              "cweId": "CWE-674",
              "type": "CWE"
            }
          ]
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      ],
      "references": [
        {
          "url": "https://github.com/M2Team/NanaZip/security/advisories/GHSA-fc89-3f57-h9q5",
          "name": "https://github.com/M2Team/NanaZip/security/advisories/GHSA-fc89-3f57-h9q5",
          "tags": [
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      "metrics": [
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}