CVE-2025-23154

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Add a flag signifying whether a request wants to post multiple\nCQEs. Eventually REQ_F_APOLL_MULTISHOT should imply the new flag, but\nthat's left out for simplicity."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: io_uring/net: correcci\u00f3n del abuso de io_req_post_cqe por parte del paquete de env\u00edo [ 114.987980][ T5313] ADVERTENCIA: CPU: 6 PID: 5313 en io_uring/io_uring.c:872 io_req_post_cqe+0x12e/0x4f0 [ 114.991597][ T5313] RIP: 0010:io_req_post_cqe+0x12e/0x4f0 [ 115.001880][ T5313] Rastreo de llamadas: [ 115.002222][ T5313] [ 115.007813][ T5313] io_send+0x4fe/0x10f0 [ 115.009317][ T5313] io_issue_sqe+0x1a6/0x1740 [ 115.012094][ T5313] io_wq_submit_work+0x38b/0xed0 [ 115.013223][ T5313] io_worker_handle_work+0x62a/0x1600 [ 115.013876][ T5313] io_wq_worker+0x34f/0xdf0 Como se indica en el comentario, io_req_post_cqe() solo debe usarse en solicitudes multienv\u00edo, como REQ_F_APOLL_MULTISHOT, que no se usan en env\u00edos agrupados. Agregue un indicador que indique si una solicitud desea publicar m\u00faltiples CQE. Finalmente, REQ_F_APOLL_MULTISHOT deber\u00eda implicar la nueva bandera, pero esto se omite para simplificar."}], "id": "CVE-2025-23154", "lastModified": "2026-11-05T21:17:50.857", "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": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-23154", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-11-05T20:39:45.990568Z", "version": "2.0.3"}}]}, "published": "2025-05-01T13:15:51.310", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/6889ae1b4df1579bcdffef023e2ea9a982565dff"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7888c9fc0b2d3636f2e821ed1ad3c6920fa8e378"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9aa804e6b9696998308095fb9d335046a71550f1"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b7c6d081c19a5e11bbd77bb97a62cff2b6b21cb5"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: io_uring/net: fix io_req_post_cqe abuse by send bundle", "id": "2363288", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2363288"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.4", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-665", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nio_uring/net: fix io_req_post_cqe abuse by send bundle\n[ 114.987980][ T5313] WARNING: CPU: 6 PID: 5313 at io_uring/io_uring.c:872 io_req_post_cqe+0x12e/0x4f0\n[ 114.991597][ T5313] RIP: 0010:io_req_post_cqe+0x12e/0x4f0\n[ 115.001880][ T5313] Call Trace:\n[ 115.002222][ T5313] <TASK>\n[ 115.007813][ T5313] io_send+0x4fe/0x10f0\n[ 115.009317][ T5313] io_issue_sqe+0x1a6/0x1740\n[ 115.012094][ T5313] io_wq_submit_work+0x38b/0xed0\n[ 115.013223][ T5313] io_worker_handle_work+0x62a/0x1600\n[ 115.013876][ T5313] io_wq_worker+0x34f/0xdf0\nAs the comment states, io_req_post_cqe() should only be used by\nmultishot requests, i.e. REQ_F_APOLL_MULTISHOT, which bundled sends are\nnot. Add a flag signifying whether a request wants to post multiple\nCQEs. Eventually REQ_F_APOLL_MULTISHOT should imply the new flag, but\nthat's left out for simplicity."], "name": "CVE-2025-23154", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-05-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-23154\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-23154\nhttps://lore.kernel.org/linux-cve-announce/2025050129-CVE-2025-23154-36e0@gregkh/T"], "threat_severity": "Low"}

{}