{"id":"CVE-2024-47735","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/hns: Fix spin_unlock_irqrestore() called with IRQs enabled\n\nFix missuse of spin_lock_irq()/spin_unlock_irq() when\nspin_lock_irqsave()/spin_lock_irqrestore() was ho…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/hns: Fix spin_unlock_irqrestore() called with IRQs enabled\n\nFix missuse of spin_lock_irq()/spin_unlock_irq() when\nspin_lock_irqsave()/spin_lock_irqrestore() was ho…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-667"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 4.9, < 5.10.227","linux_kernel >= 5.11, < 5.15.168","linux_kernel >= 5.16, < 6.1.113","linux_kernel >= 6.2, < 6.6.54","linux_kernel >= 6.7, < 6.10.13","linux_kernel >= 6.11, < 6.11.2"],"patched":["linux_kernel 6.11.2"],"published":"2024-10-21","updated":"2026-10-15","sourceUpdated":"2026-10-15T01:18:57.483","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-47735","references":[{"url":"https://git.kernel.org/stable/c/07f0f643d7e570dbe8ef6f5c3367a43e3086a335","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/094a1821903f33fb91de4b71087773ee16aeb3a0","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/2656336a84fcb6802f6e6c233f4661891deea24f","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/29c0f546d3fd66238b42cf25bcd5f193bb1cf794","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/425589d4af09c49574bd71ac31f811362a5126c3","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/74d315b5af180220d561684d15897730135733a6","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/a1a3403bb1826c8ec787f0d60c3e7b54f419129e","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-265688.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-355557.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org"],"epss":0.00189,"epssPercentile":0.08484,"ingestedAt":"2026-10-15T03:30:12.750Z","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-10-21T12:59:57.677353Z"},"slug":"CVE-2024-47735","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/hns: Fix spin_unlock_irqrestore() called with IRQs enabled\n\nFix missuse of spin_lock_irq()/spin_unlock_irq() when\nspin_lock_irqsave()/spin_lock_irqrestore() was hold.\n\nThis was discovered through the lock debugging, and the corresponding\nlog is as follows:\n\nraw_local_irq_restore() called with IRQs enabled\nWARNING: CPU: 96 PID: 2074 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore+0x30/0x40\n...\nCall trace:\n warn_bogus_irq_restore+0x30/0x40\n _raw_spin_unlock_irqrestore+0x84/0xc8\n add_qp_to_list+0x11c/0x148 [hns_roce_hw_v2]\n hns_roce_create_qp_common.constprop.0+0x240/0x780 [hns_roce_hw_v2]\n hns_roce_create_qp+0x98/0x160 [hns_roce_hw_v2]\n create_qp+0x138/0x258\n ib_create_qp_kernel+0x50/0xe8\n create_mad_qp+0xa8/0x128\n ib_mad_port_open+0x218/0x448\n ib_mad_init_device+0x70/0x1f8\n add_client_context+0xfc/0x220\n enable_device_and_get+0xd0/0x140\n ib_register_device.part.0+0xf4/0x1c8\n ib_register_device+0x34/0x50\n hns_roce_register_device+0x174/0x3d0 [hns_roce_hw_v2]\n hns_roce_init+0xfc/0x2c0 [hns_roce_hw_v2]\n __hns_roce_hw_v2_init_instance+0x7c/0x1d0 [hns_roce_hw_v2]\n hns_roce_hw_v2_init_instance+0x9c/0x180 [hns_roce_hw_v2]\n\n## Affected\n\n- `linux_kernel >= 4.9, < 5.10.227`\n- `linux_kernel >= 5.11, < 5.15.168`\n- `linux_kernel >= 5.16, < 6.1.113`\n- `linux_kernel >= 6.2, < 6.6.54`\n- `linux_kernel >= 6.7, < 6.10.13`\n- `linux_kernel >= 6.11, < 6.11.2`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.11.2`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}