CVE-2024-40922

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state=1 set at\n[<ffffffff815d2494>] prepare_to_wait+0xa4/0x380\nkernel/sched/wait.c:237\nWARNING: CPU: 2 PID: 397056 at kernel/sched/core.c:10099\n__might_sleep+0x114/0x160 kernel/sched/core.c:10099\nRIP: 0010:__might_sleep+0x114/0x160 kernel/sched/core.c:10099\nCall Trace:\n <TASK>\n __mutex_lock_common kernel/locking/mutex.c:585 [inline]\n __mutex_lock+0xb4/0x940 kernel/locking/mutex.c:752\n io_rsrc_ref_quiesce+0x590/0x940 io_uring/rsrc.c:253\n io_sqe_buffers_unregister+0xa2/0x340 io_uring/rsrc.c:799\n __io_uring_register io_uring/register.c:424 [inline]\n __do_sys_io_uring_register+0x5b9/0x2400 io_uring/register.c:613\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\n do_syscall_64+0xd8/0x270 arch/x86/entry/common.c:83\n entry_SYSCALL_64_after_hwframe+0x6f/0x77"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: io_uring/rsrc: no bloquear mientras !TASK_RUNNING Hay un informe de io_rsrc_ref_quiesce() bloqueando un mutex mientras no TASK_RUNNING, lo cual se debe a que se olvid\u00f3 de restaurar el estado despu\u00e9s de io_run_task_work_sig( ) e intenta salir del bucle de espera. no llame a operaciones de bloqueo cuando !TASK_RUNNING; state=1 establecido en [] prepare_to_wait+0xa4/0x380 kernel/sched/wait.c:237 ADVERTENCIA: CPU: 2 PID: 397056 en kernel/sched/core.c:10099 __might_sleep+0x114/0x160 kernel/sched /core.c:10099 RIP: 0010:__might_sleep+0x114/0x160 kernel/sched/core.c:10099 Seguimiento de llamadas: __mutex_lock_common kernel/locking/mutex.c:585 [en l\u00ednea] __mutex_lock+0xb4/0x940 kernel/ bloqueo/mutex.c:752 io_rsrc_ref_quiesce+0x590/0x940 io_uring/rsrc.c:253 io_sqe_buffers_unregister+0xa2/0x340 io_uring/rsrc.c:799 __io_uring_register io_uring/register.c:424 __do_sys_io_uring_register+ 0x5b9/0x2400 io_uring/registro .c:613 do_syscall_x64 arch/x86/entry/common.c:52 [en l\u00ednea] do_syscall_64+0xd8/0x270 arch/x86/entry/common.c:83 Entry_SYSCALL_64_after_hwframe+0x6f/0x77"}], "id": "CVE-2024-40922", "lastModified": "2026-06-17T07:46:52.617", "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-2024-40922", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-09-10T17:05:27.374940Z", "version": "2.0.3"}}]}, "published": "2024-07-12T13:15:15.120", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/0c9df3df0c888d9ec8d11a68474a4aa04d371cff"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4429c6c77e176a4c5aa7a3bbd1632f9fc0582518"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/54559642b96116b45e4b5ca7fd9f7835b8561272"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/0c9df3df0c888d9ec8d11a68474a4aa04d371cff"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4429c6c77e176a4c5aa7a3bbd1632f9fc0582518"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/54559642b96116b45e4b5ca7fd9f7835b8561272"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-667"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2024:9315", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-503.11.1.el9_5", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-11-12T00:00:00Z"}, {"advisory": "RHSA-2024:9315", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-503.11.1.el9_5", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-11-12T00:00:00Z"}], "bugzilla": {"description": "kernel: io_uring/rsrc: don&#39;t lock while !TASK_RUNNING", "id": "2297506", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2297506"}, "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": "verified"}, "cwe": "CWE-413", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nio_uring/rsrc: don't lock while !TASK_RUNNING\nThere is a report of io_rsrc_ref_quiesce() locking a mutex while not\nTASK_RUNNING, which is due to forgetting restoring the state back after\nio_run_task_work_sig() and attempts to break out of the waiting loop.\ndo not call blocking ops when !TASK_RUNNING; state=1 set at\n[<ffffffff815d2494>] prepare_to_wait+0xa4/0x380\nkernel/sched/wait.c:237\nWARNING: CPU: 2 PID: 397056 at kernel/sched/core.c:10099\n__might_sleep+0x114/0x160 kernel/sched/core.c:10099\nRIP: 0010:__might_sleep+0x114/0x160 kernel/sched/core.c:10099\nCall Trace:\n<TASK>\n__mutex_lock_common kernel/locking/mutex.c:585 [inline]\n__mutex_lock+0xb4/0x940 kernel/locking/mutex.c:752\nio_rsrc_ref_quiesce+0x590/0x940 io_uring/rsrc.c:253\nio_sqe_buffers_unregister+0xa2/0x340 io_uring/rsrc.c:799\n__io_uring_register io_uring/register.c:424 [inline]\n__do_sys_io_uring_register+0x5b9/0x2400 io_uring/register.c:613\ndo_syscall_x64 arch/x86/entry/common.c:52 [inline]\ndo_syscall_64+0xd8/0x270 arch/x86/entry/common.c:83\nentry_SYSCALL_64_after_hwframe+0x6f/0x77"], "name": "CVE-2024-40922", "package_state": [{"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": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-07-12T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-40922\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-40922\nhttps://lore.kernel.org/linux-cve-announce/2024071213-CVE-2024-40922-461c@gregkh/T"], "threat_severity": "Low"}

{}