Back
CVE-2015-7549
The MSI-X MMIO support in hw/pci/msix.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service…
Medium6.0EPSS 0.39%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
The MSI-X MMIO support in hw/pci/msix.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (NULL pointer dereference and QEMU process crash) by leveraging failure to define the .write method.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium6.0 | CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.39% · top 66% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.0.
Weakness
Affected products
n/a
- affected n/a
References (7)
- [oss-security] 20151214 CVE-2015-7549 Qemu: pci: msi-x: null pointer dereference issue (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 80761 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- DSA-3471 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1291137 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=43b11a91dd861a946b231b89b754285 (opens in a new tab)x_refsource_CONFIRMx_transferred
- GLSA-201602-01 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- FEDORA-2016-e9bba2bb01 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2015-7549)Record last updated .