Bug 2232677 (CVE-2023-40360)

Summary: CVE-2023-40360 qemu: NULL pointer in nvme_directive_receive in hw/nvme/ctrl.c
Product: [Other] Security Response Reporter: Zack Miele <zmiele>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedCC: ddepaula, jen, jferlan, jmaloy, knoel, mkenneth, mrezanin, mst, pbonzini, virt-maint, ymankad
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: qemu 8.0.4 Doc Type: If docs needed, set a value
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 2232678, 2232679, 2232680    
Bug Blocks: 2232676    

Description Zack Miele 2023-08-17 21:03:41 UTC 
QEMU through 8.0.4 accesses a NULL pointer in nvme_directive_receive in hw/nvme/ctrl.c because there is no check for whether an endurance group is configured before checking whether Flexible Data Placement is enabled.

https://gitlab.com/birkelund/qemu/-/commit/6c8f8456cb0b239812dee5211881426496da7b98
https://gitlab.com/qemu-project/qemu/-/issues/1815
https://www.qemu.org/docs/master/system/security.html