{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-41080", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-07-12T12:17:45.633Z", "datePublished": "2024-07-29T15:04:17.642Z", "dateUpdated": "2024-12-19T09:11:31.919Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-12-19T09:11:31.919Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nio_uring: fix possible deadlock in io_register_iowq_max_workers()\n\nThe io_register_iowq_max_workers() function calls io_put_sq_data(),\nwhich acquires the sqd->lock without releasing the uring_lock.\nSimilar to the commit 009ad9f0c6ee (\"io_uring: drop ctx->uring_lock\nbefore acquiring sqd->lock\"), this can lead to a potential deadlock\nsituation.\n\nTo resolve this issue, the uring_lock is released before calling\nio_put_sq_data(), and then it is re-acquired after the function call.\n\nThis change ensures that the locks are acquired in the correct\norder, preventing the possibility of a deadlock."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["io_uring/register.c"], "versions": [{"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "b17397a0a5c56e111f61cb5b77d162664dc00de9", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "97ed7ff58de66c544692b3c2b988f3f594348de0", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "fdacd09f2ddf7a00787291f08ee48c0421e5b709", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "950ac86cff338ab56e2eaf611f4936ee34893b63", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "b571a367502c7ef94c688ef9c7f7d69a2ce3bcca", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "73254a297c2dd094abec7c9efee32455ae875bdf", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["io_uring/register.c"], "versions": [{"version": "5.10.230", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.173", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.118", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.62", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.9.11", "lessThanOrEqual": "6.9.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.10", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/b17397a0a5c56e111f61cb5b77d162664dc00de9"}, {"url": "https://git.kernel.org/stable/c/97ed7ff58de66c544692b3c2b988f3f594348de0"}, {"url": "https://git.kernel.org/stable/c/fdacd09f2ddf7a00787291f08ee48c0421e5b709"}, {"url": "https://git.kernel.org/stable/c/950ac86cff338ab56e2eaf611f4936ee34893b63"}, {"url": "https://git.kernel.org/stable/c/b571a367502c7ef94c688ef9c7f7d69a2ce3bcca"}, {"url": "https://git.kernel.org/stable/c/73254a297c2dd094abec7c9efee32455ae875bdf"}], "title": "io_uring: fix possible deadlock in io_register_iowq_max_workers()", "x_generator": {"engine": "bippy-5f407fcff5a0"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T04:46:52.354Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/b571a367502c7ef94c688ef9c7f7d69a2ce3bcca", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/73254a297c2dd094abec7c9efee32455ae875bdf", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-41080", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T16:21:08.458402Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T17:33:59.495Z"}}]}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "E5165B93-C9B7-47E9-8137-35D791A1B1D1", "versionEndExcluding": "6.9.11", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nio_uring: fix possible deadlock in io_register_iowq_max_workers()\n\nThe io_register_iowq_max_workers() function calls io_put_sq_data(),\nwhich acquires the sqd->lock without releasing the uring_lock.\nSimilar to the commit 009ad9f0c6ee (\"io_uring: drop ctx->uring_lock\nbefore acquiring sqd->lock\"), this can lead to a potential deadlock\nsituation.\n\nTo resolve this issue, the uring_lock is released before calling\nio_put_sq_data(), and then it is re-acquired after the function call.\n\nThis change ensures that the locks are acquired in the correct\norder, preventing the possibility of a deadlock."}, {"lang": "es", "value": "En el kernel de Linux se ha resuelto la siguiente vulnerabilidad: io_uring: soluciona posible punto muerto en io_register_iowq_max_workers() La funci\u00f3n io_register_iowq_max_workers() llama a io_put_sq_data(), que adquiere el sqd->lock sin liberar uring_lock. De manera similar a la confirmaci\u00f3n 009ad9f0c6ee (\"io_uring: drop ctx->uring_lock before adquiring sqd->lock\"), esto puede conducir a una posible situaci\u00f3n de punto muerto. Para resolver este problema, uring_lock se libera antes de llamar a io_put_sq_data() y luego se vuelve a adquirir despu\u00e9s de la llamada a la funci\u00f3n. Este cambio garantiza que los bloqueos se adquieran en el orden correcto, evitando la posibilidad de un punto muerto."}], "id": "CVE-2024-41080", "lastModified": "2024-11-21T09:32:12.233", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "[email protected]", "type": "Primary"}]}, "published": "2024-07-29T15:15:15.523", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/73254a297c2dd094abec7c9efee32455ae875bdf"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/950ac86cff338ab56e2eaf611f4936ee34893b63"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/97ed7ff58de66c544692b3c2b988f3f594348de0"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b17397a0a5c56e111f61cb5b77d162664dc00de9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b571a367502c7ef94c688ef9c7f7d69a2ce3bcca"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/fdacd09f2ddf7a00787291f08ee48c0421e5b709"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/73254a297c2dd094abec7c9efee32455ae875bdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b571a367502c7ef94c688ef9c7f7d69a2ce3bcca"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-667"}], "source": "[email protected]", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: io_uring: fix possible deadlock in io_register_iowq_max_workers()", "id": "2300457", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2300457"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-833", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nio_uring: fix possible deadlock in io_register_iowq_max_workers()\nThe io_register_iowq_max_workers() function calls io_put_sq_data(),\nwhich acquires the sqd->lock without releasing the uring_lock.\nSimilar to the commit 009ad9f0c6ee (\"io_uring: drop ctx->uring_lock\nbefore acquiring sqd->lock\"), this can lead to a potential deadlock\nsituation.\nTo resolve this issue, the uring_lock is released before calling\nio_put_sq_data(), and then it is re-acquired after the function call.\nThis change ensures that the locks are acquired in the correct\norder, preventing the possibility of a deadlock."], "name": "CVE-2024-41080", "public_date": "2024-07-29T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-41080\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-41080\nhttps://lore.kernel.org/linux-cve-announce/2024072926-CVE-2024-41080-6385@gregkh/T"], "threat_severity": "Low", "upstream_fix": "kernel 6.9.11, kernel 6.10"}