Riskcovery

CVE-2024-43872

RDMA/hns: Fix soft lockup under heavy CEQE load

State
Published
Severity
7.5 High
Published
Aug 21, 2024
Updated
Oct 30, 2026
Reserved
Aug 17, 2024

Read the record on cve.org

Description

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

RDMA/hns: Fix soft lockup under heavy CEQE load

CEQEs are handled in interrupt handler currently. This may cause the CPU core staying in interrupt context too long and lead to soft lockup under heavy load.

Handle CEQEs in BH workqueue and set an upper limit for the number of CEQE handled by a single call of work handler.

Scores

CVSSScoreVectorSource
3.17.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HLinux

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • a5073d6054f75d7c94b3354206eec4b804d2fbd4 to before 97740304c953ac43aebd24678ae999fe0bc9decfAffected
  • a5073d6054f75d7c94b3354206eec4b804d2fbd4 to before 06580b33c183c9f98e2a2ca96a86137179032c08Affected
  • a5073d6054f75d7c94b3354206eec4b804d2fbd4 to before 2fdf34038369c0a27811e7b4680662a14ada1d6bAffected
LinuxLinux
  • 4.16Affected
  • before 4.16Not affected
  • 6.1.191 through 6.1.*Not affected
  • 6.10.3 through 6.10.*Not affected
  • 6.11 and laterNot affected

References

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