CVE-2022-48697

MEDIUM

Linux Kernel Use-After-Free in NVMe Target Subsystem

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: nvmet: fix a use-after-free Fix the following use-after-free complaint triggered by blktests nvme/004: BUG: KASAN: user-memory-access in blk_mq_complete_request_remote+0xac/0x350 Read of size 4 at addr 0000607bd1835943 by task kworker/13:1/460 Workqueue: nvmet-wq nvme_loop_execute_work [nvme_loop] Call Trace: show_stack+0x52/0x58 dump_stack_lvl+0x49/0x5e print_report.cold+0x36/0x1e2 kasan_report+0xb9/0xf0 __asan_load4+0x6b/0x80 blk_mq_complete_request_remote+0xac/0x350 nvme_loop_queue_response+0x1df/0x275 [nvme_loop] __nvmet_req_complete+0x132/0x4f0 [nvmet] nvmet_req_complete+0x15/0x40 [nvmet] nvmet_execute_io_connect+0x18a/0x1f0 [nvmet] nvme_loop_execute_work+0x20/0x30 [nvme_loop] process_one_work+0x56e/0xa70 worker_thread+0x2d1/0x640 kthread+0x183/0x1c0 ret_from_fork+0x1f/0x30

Scores

CVSS v3 5.3
EPSS 0.0023
EPSS Percentile 13.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-416
Status published
Products (21)
linux/Kernel 4.20.0 - 5.4.213linux
linux/Kernel 4.8.0 - 4.19.260linux
linux/Kernel 5.11.0 - 5.15.68linux
linux/Kernel 5.16.0 - 5.19.9linux
linux/Kernel 5.5.0 - 5.10.143linux
Linux/Linux < 4.8
Linux/Linux 4.19.260 - 4.19.*
Linux/Linux 4.8
Linux/Linux 5.10.143 - 5.10.*
Linux/Linux 5.15.68 - 5.15.*
... and 11 more
Published May 03, 2024
Tracked Since Feb 18, 2026