CVE-2024-47735

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Source
https://nvd.nist.gov/vuln/detail/CVE-2024-47735
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2024-47735.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2024-47735
Downstream
Related
Published
2024-10-21T13:15:03Z
Modified
2025-08-09T20:01:26Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

In the Linux kernel, the following vulnerability has been resolved:

RDMA/hns: Fix spinunlockirqrestore() called with IRQs enabled

Fix missuse of spinlockirq()/spinunlockirq() when spinlockirqsave()/spinlockirqrestore() was hold.

This was discovered through the lock debugging, and the corresponding log is as follows:

rawlocalirqrestore() called with IRQs enabled WARNING: CPU: 96 PID: 2074 at kernel/locking/irqflag-debug.c:10 warnbogusirqrestore+0x30/0x40 ... Call trace: warnbogusirqrestore+0x30/0x40 _rawspinunlockirqrestore+0x84/0xc8 addqptolist+0x11c/0x148 [hnsrocehwv2] hnsrocecreateqpcommon.constprop.0+0x240/0x780 [hnsrocehwv2] hnsrocecreateqp+0x98/0x160 [hnsrocehwv2] createqp+0x138/0x258 ibcreateqpkernel+0x50/0xe8 createmadqp+0xa8/0x128 ibmadportopen+0x218/0x448 ibmadinitdevice+0x70/0x1f8 addclientcontext+0xfc/0x220 enabledeviceandget+0xd0/0x140 ibregisterdevice.part.0+0xf4/0x1c8 ibregisterdevice+0x34/0x50 hnsroceregisterdevice+0x174/0x3d0 [hnsrocehwv2] hnsroceinit+0xfc/0x2c0 [hnsrocehwv2] _hnsrocehwv2initinstance+0x7c/0x1d0 [hnsrocehwv2] hnsrocehwv2initinstance+0x9c/0x180 [hnsrocehwv2]

References

Affected packages