🛡️ AZL-50764 — kernel

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

CVE-2024-47735 affecting package kernel for versions less than 5.15.173.1-1

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

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

Fix missuse of spin_lock_irq()/spin_unlock_irq() when

spin_lock_irqsave()/spin_lock_irqrestore() was hold.

This was discovered through the lock debugging, and the corresponding

log is as follows:

raw_local_irq_restore() called with IRQs enabled

WARNING: CPU: 96 PID: 2074 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore+0x30/0x40

...

Call trace:

warn_bogus_irq_restore+0x30/0x40

_raw_spin_unlock_irqrestore+0x84/0xc8

add_qp_to_list+0x11c/0x148 [hns_roce_hw_v2]

hns_roce_create_qp_common.constprop.0+0x240/0x780 [hns_roce_hw_v2]

hns_roce_create_qp+0x98/0x160 [hns_roce_hw_v2]

create_qp+0x138/0x258

ib_create_qp_kernel+0x50/0xe8

create_mad_qp+0xa8/0x128

ib_mad_port_open+0x218/0x448

ib_mad_init_device+0x70/0x1f8

add_client_context+0xfc/0x220

enable_device_and_get+0xd0/0x140

ib_register_device.part.0+0xf4/0x1c8

ib_register_device+0x34/0x50

hns_roce_register_device+0x174/0x3d0 [hns_roce_hw_v2]

hns_roce_init+0xfc/0x2c0 [hns_roce_hw_v2]

__hns_roce_hw_v2_init_instance+0x7c/0x1d0 [hns_roce_hw_v2]

hns_roce_hw_v2_init_instance+0x9c/0x180 [hns_roce_hw_v2]

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs low-level privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.

Affected software

AZL-50764 is recorded against 1 package.

  • kernel (fixed in 5.15.173.1-1)

Timeline and source

Published on 21 October 2024 and last revised on 21 April 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

nvd.nist.gov (Web)

Details

Severity Unknown
CVSS Score N/A
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2024-10-21
Updated 2026-08-12
Modified 2026-04-21
Fix URL N/A

Affected Packages

Software From version Fixed in
kernel — 5.15.173.1-1

Similar Threats

Free Vulnerability Check

Is your site affected by AZL-50764?

BotEraser helps you identify potentially vulnerable plugins and themes by checking your installation against AZL-50764 and other known CVE records.

Scan My Site Free →

No credit card required  ·  Results in minutes

ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.