cve-2025-26603
Vulnerability from cvelistv5
Published
2025-02-18 19:04
Modified
2025-03-07 00:10
Severity ?
EPSS score ?
Summary
heap-use-after-free in function str_to_reg in vim/vim
References
{ "containers": { "adp": [ { "metrics": [ { "other": { "content": { "id": "CVE-2025-26603", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "timestamp": "2025-02-19T14:42:36.300267Z", "version": "2.0.3" }, "type": "ssvc" } } ], "providerMetadata": { "dateUpdated": "2025-02-19T15:15:59.589Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" }, { "providerMetadata": { "dateUpdated": "2025-03-07T00:10:51.265Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "url": "https://security.netapp.com/advisory/ntap-20250306-0003/" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "vim", "vendor": "vim", "versions": [ { "status": "affected", "version": "\u003c 9.1.1115" } ] } ], "descriptions": [ { "lang": "en", "value": "Vim is a greatly improved version of the good old UNIX editor Vi. Vim allows to redirect screen messages using the `:redir` ex command to register, variables and files. It also allows to show the contents of registers using the `:registers` or `:display` ex command. When redirecting the output of `:display` to a register, Vim will free the register content before storing the new content in the register. Now when redirecting the `:display` command to a register that is being displayed, Vim will free the content while shortly afterwards trying to access it, which leads to a use-after-free. Vim pre 9.1.1115 checks in the ex_display() function, that it does not try to redirect to a register while displaying this register at the same time. However this check is not complete, and so Vim does not check the `+` and `*` registers (which typically donate the X11/clipboard registers, and when a clipboard connection is not possible will fall back to use register 0 instead. In Patch 9.1.1115 Vim will therefore skip outputting to register zero when trying to redirect to the clipboard registers `*` or `+`. Users are advised to upgrade. There are no known workarounds for this vulnerability." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 4.2, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:L", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-416", "description": "CWE-416: Use After Free", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2025-02-18T19:04:24.273Z", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M" }, "references": [ { "name": "https://github.com/vim/vim/security/advisories/GHSA-63p5-mwg2-787v", "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/vim/vim/security/advisories/GHSA-63p5-mwg2-787v" }, { "name": "https://github.com/vim/vim/commit/c0f0e2380e5954f4a52a131bf6b8", "tags": [ "x_refsource_MISC" ], "url": "https://github.com/vim/vim/commit/c0f0e2380e5954f4a52a131bf6b8" } ], "source": { "advisory": "GHSA-63p5-mwg2-787v", "discovery": "UNKNOWN" }, "title": "heap-use-after-free in function str_to_reg in vim/vim" } }, "cveMetadata": { "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2025-26603", "datePublished": "2025-02-18T19:04:24.273Z", "dateReserved": "2025-02-12T14:51:02.717Z", "dateUpdated": "2025-03-07T00:10:51.265Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2025-26603\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2025-02-18T19:15:29.387\",\"lastModified\":\"2025-03-07T01:15:12.700\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Vim is a greatly improved version of the good old UNIX editor Vi. Vim allows to redirect screen messages using the `:redir` ex command to register, variables and files. It also allows to show the contents of registers using the `:registers` or `:display` ex command. When redirecting the output of `:display` to a register, Vim will free the register content before storing the new content in the register. Now when redirecting the `:display` command to a register that is being displayed, Vim will free the content while shortly afterwards trying to access it, which leads to a use-after-free. Vim pre 9.1.1115 checks in the ex_display() function, that it does not try to redirect to a register while displaying this register at the same time. However this check is not complete, and so Vim does not check the `+` and `*` registers (which typically donate the X11/clipboard registers, and when a clipboard connection is not possible will fall back to use register 0 instead. In Patch 9.1.1115 Vim will therefore skip outputting to register zero when trying to redirect to the clipboard registers `*` or `+`. Users are advised to upgrade. There are no known workarounds for this vulnerability.\"},{\"lang\":\"es\",\"value\":\"VIM es una versi\u00f3n muy mejorada del buen editor de Unix VI. VIM permite redirigir mensajes de pantalla utilizando el comando `: redir` ex para registrarse, variables y archivos. Tambi\u00e9n permite mostrar el contenido de los registros utilizando el comando `: Registros` o`: Display` ex. Al redirigir la salida de `: Display` a un registro, VIM liberar\u00e1 el contenido de registro antes de almacenar el nuevo contenido en el registro. Ahora, al redirigir el comando `: Display` a un registro que se muestra, VIM liberar\u00e1 el contenido mientras que poco despu\u00e9s intenta acceder a \u00e9l, lo que conduce a un use-after-free. VIM PRE 9.1.1115 verifica la funci\u00f3n ex_display (), que no intenta redirigir a un registro al mostrar este registro al mismo tiempo. Sin embargo, esta verificaci\u00f3n no est\u00e1 completa, por lo que VIM no verifica los registros `+` y `*` que generalmente donan los registros X11/Portapaplos, y cuando una conexi\u00f3n de portapapeles no es posible volver\u00e1 a usar el registro 0. Patch 9.1.1115 VIM, por lo tanto, se saltar\u00e1 la salida para registrar cero al intentar redirigir a los registros de portapapeles `*` o `+`. No se conocen workarounds para esta vulnerabilidad.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:L\",\"baseScore\":4.2,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"LOW\"},\"exploitabilityScore\":0.8,\"impactScore\":3.4}]},\"weaknesses\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]}],\"references\":[{\"url\":\"https://github.com/vim/vim/commit/c0f0e2380e5954f4a52a131bf6b8\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/vim/vim/security/advisories/GHSA-63p5-mwg2-787v\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://security.netapp.com/advisory/ntap-20250306-0003/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}" } }
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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Patched: This vulnerability was successfully patched by the user reporting the sighting.
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- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.