CVE-2022-49521
MEDIUM severity · CVSS 5.5 · CWE-401
5.5CVSS MEDIUM
Summary
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.
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/08709769ff2fb6c5ffedcda3742700d8ea1618a8 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/08709769ff2fb6c5ffedcda3742700d8ea1618a8Patch
- https://git.kernel.org/stable/c/40cf4ea4d2d497f7732c87d350ba5c3f5e8a43a1Patch
- https://git.kernel.org/stable/c/646db1a560f44236b7278b822ca99a1d3b6ea72cPatch
- https://git.kernel.org/stable/c/7860d8f8082605b57596aa82d3d438c1fdad9a9ePatch
- https://git.kernel.org/stable/c/fa1b509d41c5433672f72c0615cf4aefa0611c99Patch