Vulnerability-Lookup

GHSA-RJ4F-7F4C-6QH7

Vulnerability from github – Published: 2025-12-08 15:30 – Updated: 2025-12-08 15:30

Details

TOCTOU in linenoiseHistorySave in linenoise allows local attackers to overwrite arbitrary files and change permissions via a symlink race between fopen("w") on the history path and subsequent chmod() on the same path.

Severity ?

5.8 (Medium)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2025-9810"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-367"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-09-01T19:15:32Z",
    "severity": "MODERATE"
  },
  "details": "TOCTOU \u00a0in linenoiseHistorySave\u00a0in linenoise\u00a0allows local attackers to overwrite arbitrary files and change permissions via a symlink race between fopen(\"w\")\u00a0on the history path and subsequent chmod()\u00a0on the same path.",
  "id": "GHSA-rj4f-7f4c-6qh7",
  "modified": "2025-12-08T15:30:29Z",
  "published": "2025-12-08T15:30:29Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-9810"
    },
    {
      "type": "WEB",
      "url": "https://github.com/antirez/linenoise/pull/202"
    },
    {
      "type": "WEB",
      "url": "https://github.com/antirez/linenoise/blob/master/linenoise.c#L1321"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:L",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2025-9810 (GCVE-0-2025-9810)

Vulnerability from cvelistv5 – Published: 2025-09-01 19:03 – Updated: 2025-09-02 16:13

Title

TOCTOU race in Linenoise enables arbitrary file overwrite and permission changes

Summary

Severity ?

6.8 (Medium)


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

CWE

CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition

Assigner

CyberArk

References

URL

Tags

	https://github.com/antirez/linenoise/blob/master/…
	https://github.com/antirez/linenoise/pull/202

Impacted products

	Vendor	Product	Version
	antirez	linenoise	Affected: 0

Credits

@disconnect3d Simcha Kosman

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-9810",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-09-02T16:13:30.664402Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-09-02T16:13:46.132Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "modules": [
            "linenoiseHistorySave"
          ],
          "product": "linenoise",
          "programFiles": [
            "linenoise.c"
          ],
          "vendor": "antirez",
          "versions": [
            {
              "status": "affected",
              "version": "0"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "@disconnect3d"
        },
        {
          "lang": "en",
          "type": "analyst",
          "value": "Simcha Kosman"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eTOCTOU \u003c/span\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\u0026nbsp;in \u003c/span\u003e\u003ccode\u003elinenoiseHistorySave\u003c/code\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\u0026nbsp;in \u003c/span\u003e\u003ccode\u003elinenoise\u003c/code\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\u0026nbsp;allows local attackers to overwrite arbitrary files and change permissions via a symlink race between \u003c/span\u003e\u003ccode\u003efopen(\"w\")\u003c/code\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\u0026nbsp;on the history path and subsequent \u003c/span\u003e\u003ccode\u003echmod()\u003c/code\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\u0026nbsp;on the same path.\u003c/span\u003e"
            }
          ],
          "value": "TOCTOU \u00a0in linenoiseHistorySave\u00a0in linenoise\u00a0allows local attackers to overwrite arbitrary files and change permissions via a symlink race between fopen(\"w\")\u00a0on the history path and subsequent chmod()\u00a0on the same path."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-132",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-132 Symlink Attack"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "LOW",
            "baseScore": 6.8,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-367",
              "description": "CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-09-01T19:03:19.540Z",
        "orgId": "96148269-fe82-4198-b1bf-3a73ce8bc92e",
        "shortName": "CyberArk"
      },
      "references": [
        {
          "url": "https://github.com/antirez/linenoise/blob/master/linenoise.c#L1321"
        },
        {
          "url": "https://github.com/antirez/linenoise/pull/202"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "call fchmod() on the fd instead of chmod() on the path\n\n\u003cbr\u003e"
            }
          ],
          "value": "call fchmod() on the fd instead of chmod() on the path"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "TOCTOU race in Linenoise enables arbitrary file overwrite and permission changes",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "96148269-fe82-4198-b1bf-3a73ce8bc92e",
    "assignerShortName": "CyberArk",
    "cveId": "CVE-2025-9810",
    "datePublished": "2025-09-01T19:03:19.540Z",
    "dateReserved": "2025-09-01T18:48:53.813Z",
    "dateUpdated": "2025-09-02T16:13:46.132Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

Action not permitted

GHSA-RJ4F-7F4C-6QH7

CVE-2025-9810 (GCVE-0-2025-9810)

Tags

Sightings

Nomenclature