CVE-2024-43872

Summary

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.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxa5073d6054f75d7c94b3354206eec4b804d2fbd4 < 06580b33c183c9f98e2a2ca96a86137179032c08affected
LinuxLinuxa5073d6054f75d7c94b3354206eec4b804d2fbd4 < 2fdf34038369c0a27811e7b4680662a14ada1d6baffected
LinuxLinux4.16affected
LinuxLinux0 < 4.16unaffected
LinuxLinux6.10.3 <= 6.10.*unaffected
LinuxLinux6.11 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References