CVE-2022-49422
MEDIUM severity · CVSS 5.5
5.5CVSS MEDIUM
Summary
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.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/5e88561eceb34ae3f88451c2b8e30fe403484189 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/5e88561eceb34ae3f88451c2b8e30fe403484189Patch
- https://git.kernel.org/stable/c/6073af78156b8c3fc1198f8bcc190b7ac3ac0143Patch
- https://git.kernel.org/stable/c/aab08c1aac01097815fbcf10fce7021d2396a31fPatch
- https://git.kernel.org/stable/c/b3c7b5d08e9d5b2ff31c03078c00ecf11042419fPatch
- https://git.kernel.org/stable/c/c308a2e711a52a47f4b45e7add2b5200169e429aPatch