CVE-2022-49521

MEDIUM

Linux Kernel - Use-After-Free in lpfc_sli4_send_seq_to_ulp

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Fix resource leak in lpfc_sli4_send_seq_to_ulp() If no handler is found in lpfc_complete_unsol_iocb() to match the rctl of a received frame, the frame is dropped and resources are leaked. Fix by returning resources when discarding an unhandled frame type. Update lpfc_fc_frame_check() handling of NOP basic link service.

References (5)

Core 5

Core References

Patch

https://git.kernel.org/stable/c/fa1b509d41c5433672f72c0615cf4aefa0611c99

Patch

https://git.kernel.org/stable/c/40cf4ea4d2d497f7732c87d350ba5c3f5e8a43a1

Patch

https://git.kernel.org/stable/c/08709769ff2fb6c5ffedcda3742700d8ea1618a8

Patch

https://git.kernel.org/stable/c/7860d8f8082605b57596aa82d3d438c1fdad9a9e

Patch

https://git.kernel.org/stable/c/646db1a560f44236b7278b822ca99a1d3b6ea72c

Scores

CVSS v3 5.5

EPSS 0.0025

EPSS Percentile 15.6%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE

CWE-401

Status published

Products (17)

linux/Kernel 2.6.31 - 5.10.121linux

linux/Kernel 5.11.0 - 5.15.46linux

linux/Kernel 5.16.0 - 5.17.14linux

linux/Kernel 5.18.0 - 5.18.3linux

Linux/Linux < 2.6.31

Linux/Linux 2.6.31

Linux/Linux 4f774513f7b3fe96648b8936f60f835e6ceaa88e - 08709769ff2fb6c5ffedcda3742700d8ea1618a8

Linux/Linux 4f774513f7b3fe96648b8936f60f835e6ceaa88e - 40cf4ea4d2d497f7732c87d350ba5c3f5e8a43a1

Linux/Linux 4f774513f7b3fe96648b8936f60f835e6ceaa88e - 646db1a560f44236b7278b822ca99a1d3b6ea72c

Linux/Linux 4f774513f7b3fe96648b8936f60f835e6ceaa88e - 7860d8f8082605b57596aa82d3d438c1fdad9a9e

... and 7 more

Published Feb 26, 2025

Tracked Since Feb 18, 2026