cve-2024-26831
Vulnerability from cvelistv5
Published
2024-04-17 09:43
Modified
2024-11-05 09:16
Severity ?
EPSS score ?
Summary
net/handshake: Fix handshake_req_destroy_test1
References
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-02T00:14:13.646Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/d74226e03df1bf19848f18344401f254345af912" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/7f97805b8df6e33850e225e6bd3ebd9e246920af" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/4e1d71cabb19ec2586827adfc60d68689c68c194" } ], "title": "CVE Program Container" }, { "metrics": [ { "other": { "content": { "id": "CVE-2024-26831", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "timestamp": "2024-09-10T15:48:57.699634Z", "version": "2.0.3" }, "type": "ssvc" } } ], "providerMetadata": { "dateUpdated": "2024-09-11T17:33:29.492Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" } ], "cna": { "affected": [ { "defaultStatus": "unaffected", "product": "Linux", "programFiles": [ "net/handshake/handshake-test.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "lessThan": "d74226e03df1", "status": "affected", "version": "4a0f07d71b04", "versionType": "git" }, { "lessThan": "7f97805b8df6", "status": "affected", "version": "4a0f07d71b04", "versionType": "git" }, { "lessThan": "4e1d71cabb19", "status": "affected", "version": "4a0f07d71b04", "versionType": "git" } ] }, { "defaultStatus": "affected", "product": "Linux", "programFiles": [ "net/handshake/handshake-test.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "status": "affected", "version": "6.6" }, { "lessThan": "6.6", "status": "unaffected", "version": "0", "versionType": "semver" }, { "lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.18", "versionType": "semver" }, { "lessThanOrEqual": "6.7.*", "status": "unaffected", "version": "6.7.6", "versionType": "semver" }, { "lessThanOrEqual": "*", "status": "unaffected", "version": "6.8", "versionType": "original_commit_for_fix" } ] } ], "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/handshake: Fix handshake_req_destroy_test1\n\nRecently, handshake_req_destroy_test1 started failing:\n\nExpected handshake_req_destroy_test == req, but\n handshake_req_destroy_test == 0000000000000000\n req == 0000000060f99b40\nnot ok 11 req_destroy works\n\nThis is because \"sock_release(sock)\" was replaced with \"fput(filp)\"\nto address a memory leak. Note that sock_release() is synchronous\nbut fput() usually delays the final close and clean-up.\n\nThe delay is not consequential in the other cases that were changed\nbut handshake_req_destroy_test1 is testing that handshake_req_cancel()\nfollowed by closing the file actually does call the -\u003ehp_destroy\nmethod. Thus the PTR_EQ test at the end has to be sure that the\nfinal close is complete before it checks the pointer.\n\nWe cannot use a completion here because if -\u003ehp_destroy is never\ncalled (ie, there is an API bug) then the test will hang.\n\nReported by: Guenter Roeck \u003clinux@roeck-us.net\u003e" } ], "providerMetadata": { "dateUpdated": "2024-11-05T09:16:35.064Z", "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux" }, "references": [ { "url": "https://git.kernel.org/stable/c/d74226e03df1bf19848f18344401f254345af912" }, { "url": "https://git.kernel.org/stable/c/7f97805b8df6e33850e225e6bd3ebd9e246920af" }, { "url": "https://git.kernel.org/stable/c/4e1d71cabb19ec2586827adfc60d68689c68c194" } ], "title": "net/handshake: Fix handshake_req_destroy_test1", "x_generator": { "engine": "bippy-9e1c9544281a" } } }, "cveMetadata": { "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "assignerShortName": "Linux", "cveId": "CVE-2024-26831", "datePublished": "2024-04-17T09:43:54.270Z", "dateReserved": "2024-02-19T14:20:24.181Z", "dateUpdated": "2024-11-05T09:16:35.064Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2024-26831\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-04-17T10:15:09.450\",\"lastModified\":\"2024-04-17T12:48:07.510\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet/handshake: Fix handshake_req_destroy_test1\\n\\nRecently, handshake_req_destroy_test1 started failing:\\n\\nExpected handshake_req_destroy_test == req, but\\n handshake_req_destroy_test == 0000000000000000\\n req == 0000000060f99b40\\nnot ok 11 req_destroy works\\n\\nThis is because \\\"sock_release(sock)\\\" was replaced with \\\"fput(filp)\\\"\\nto address a memory leak. Note that sock_release() is synchronous\\nbut fput() usually delays the final close and clean-up.\\n\\nThe delay is not consequential in the other cases that were changed\\nbut handshake_req_destroy_test1 is testing that handshake_req_cancel()\\nfollowed by closing the file actually does call the -\u003ehp_destroy\\nmethod. Thus the PTR_EQ test at the end has to be sure that the\\nfinal close is complete before it checks the pointer.\\n\\nWe cannot use a completion here because if -\u003ehp_destroy is never\\ncalled (ie, there is an API bug) then the test will hang.\\n\\nReported by: Guenter Roeck \u003clinux@roeck-us.net\u003e\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net/handshake: Fix handshake_req_destroy_test1 Recientemente, handshake_req_destroy_test1 comenz\u00f3 a fallar: Se esperaba handshake_req_destroy_test == req, pero handshake_req_destroy_test == 0000000000000000 req == 0000000060f99b40 no ok 11 req_destroy funciona Esto se debe a que \\\"sock_release( calcet\u00edn)\\\" fue reemplazado por \\\"fput(filp)\\\" para solucionar una p\u00e9rdida de memoria. Tenga en cuenta que sock_release() es sincr\u00f3nico pero fput() normalmente retrasa el cierre y la limpieza finales. El retraso no tiene consecuencias en los otros casos que se cambiaron, pero handshake_req_destroy_test1 est\u00e1 probando que handshake_req_cancel() seguido del cierre del archivo realmente llama al m\u00e9todo -\u0026gt;hp_destroy. Por lo tanto, la prueba PTR_EQ al final debe asegurarse de que el cierre final est\u00e9 completo antes de verificar el puntero. No podemos usar una finalizaci\u00f3n aqu\u00ed porque si nunca se llama a -\u0026gt;hp_destroy (es decir, hay un error de API), la prueba se bloquear\u00e1. Reportado por: Guenter Roeck \"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/4e1d71cabb19ec2586827adfc60d68689c68c194\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/7f97805b8df6e33850e225e6bd3ebd9e246920af\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/d74226e03df1bf19848f18344401f254345af912\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}" } }
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