CVE-2022-49422

MEDIUM

Linux Kernel 5.6-5.10.121 5.11-5.15.46 5.16-5.17.14 5.18-5.18.3 - Resource Leak in idxd_cdev_register Error Handling

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fix the error handling path in idxd_cdev_register() If a call to alloc_chrdev_region() fails, the already allocated resources are leaking. Add the needed error handling path to fix the leak.

References (5)

Core 5

Core References

Patch

https://git.kernel.org/stable/c/6073af78156b8c3fc1198f8bcc190b7ac3ac0143

Patch

https://git.kernel.org/stable/c/b3c7b5d08e9d5b2ff31c03078c00ecf11042419f

Patch

https://git.kernel.org/stable/c/5e88561eceb34ae3f88451c2b8e30fe403484189

Patch

https://git.kernel.org/stable/c/c308a2e711a52a47f4b45e7add2b5200169e429a

Patch

https://git.kernel.org/stable/c/aab08c1aac01097815fbcf10fce7021d2396a31f

Scores

CVSS v3 5.5

EPSS 0.0026

EPSS Percentile 17.2%

Attack Vector LOCAL

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

Details

Status published

Products (17)

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/Kernel 5.6.0 - 5.10.121linux

Linux/Linux < 5.6

Linux/Linux 42d279f9137ab7d5503836baec2739284b278d8f - 5e88561eceb34ae3f88451c2b8e30fe403484189

Linux/Linux 42d279f9137ab7d5503836baec2739284b278d8f - 6073af78156b8c3fc1198f8bcc190b7ac3ac0143

Linux/Linux 42d279f9137ab7d5503836baec2739284b278d8f - aab08c1aac01097815fbcf10fce7021d2396a31f

Linux/Linux 42d279f9137ab7d5503836baec2739284b278d8f - b3c7b5d08e9d5b2ff31c03078c00ecf11042419f

Linux/Linux 42d279f9137ab7d5503836baec2739284b278d8f - c308a2e711a52a47f4b45e7add2b5200169e429a

... and 7 more

Published Feb 26, 2025

Tracked Since Feb 18, 2026