NULL pointer dereference in Qemu
CVE-2023-40360
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (27.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 27.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: -0.000
Affected products
Weakness classification (CWE)
References
- gitlab.com/qemu-project/qemu/-/issues/1815 (Exploit, Issue Tracking, Vendor Advisory)
- gitlab.com/birkelund/qemu/-/commit/6c8f8456cb0b239812dee5211881426496da7b98 (Patch)
- www.qemu.org/docs/master/system/security.html (Vendor Advisory)
- security.netapp.com/advisory/ntap-20230915-0004/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-40360?
- CVE-2023-40360 is a medium-severity vulnerability in Qemu, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2023-08-14.
- How severe is CVE-2023-40360?
- Medium severity. CVSS v3 base score is 5.5 out of 10.