Buffer overflow in Qemu
CVE-2023-0330
A vulnerability in the lsi53c895a device affects the latest version of qemu. A DMA-MMIO reentrancy problem may lead to memory corruption bugs like stack overflow or use-after-free.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.003 (15.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 15.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: -0.000
Affected products
- Qemu — versions 8.0.0
- Debian Linux — versions 10.0
Weakness classification (CWE)
References
- access.redhat.com/security/cve/CVE-2023-0330 (vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking)
- lists.debian.org/debian-lts-announce/2023/10/msg00006.html (mailing-list, Mailing List, Third Party Advisory)
- lists.nongnu.org/archive/html/qemu-devel/2023-01/msg03411.html (Patch, Mailing List)
Frequently asked questions
- What is CVE-2023-0330?
- CVE-2023-0330 is a medium-severity vulnerability in Qemu, classified under Stack-based Buffer Overflow. CVSS score: 5.3/10. Published 2023-03-06.
- How severe is CVE-2023-0330?
- Medium severity. CVSS v3 base score is 5.3 out of 10.