CVEvulnerability
CVE-2022-49422
5.5 MEDIUM
Official page ↗
- Status
- Analyzed
- Published
- 2025-02-26
- Last modified
- 2026-06-17
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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.
Affected configurations
• linux linux kernel (>= 5.6 < 5.10.121)
• linux linux kernel (>= 5.11 < 5.15.46)
• linux linux kernel (>= 5.16 < 5.17.14)
• linux linux kernel (>= 5.18 < 5.18.3)
References
- https://git.kernel.org/stable/c/5e88561eceb34ae3f88451c2b8e30fe403484189 Patch
- https://git.kernel.org/stable/c/6073af78156b8c3fc1198f8bcc190b7ac3ac0143 Patch
- https://git.kernel.org/stable/c/aab08c1aac01097815fbcf10fce7021d2396a31f Patch
- https://git.kernel.org/stable/c/b3c7b5d08e9d5b2ff31c03078c00ecf11042419f Patch
- https://git.kernel.org/stable/c/c308a2e711a52a47f4b45e7add2b5200169e429a Patch