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CVE-2015-5745
Buffer overflow in the send_control_msg function in hw/char/virtio-serial-bus.c in QEMU before 2.4.0 allows guest users to cause a denial…
- 6.5MediumCVSS base score
- 3.0%Exploitation in 30 daysEPSS · top 12% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Buffer overflow in the send_control_msg function in hw/char/virtio-serial-bus.c in QEMU before 2.4.0 allows guest users to cause a denial of service (QEMU process crash) via a crafted virtio control message.
Timeline
ID reserved
By redhat
- 4 years later
· 4 years later
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 3.0% · top 12% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.
Affected products
References
8
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168671.html (opens in a new tab)x_refsource_MISCx_transferred
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168077.html (opens in a new tab)x_refsource_MISCx_transferred
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168646.html (opens in a new tab)x_refsource_MISCx_transferred
- https://lists.gnu.org/archive/html/qemu-devel/2015-07/msg05458.html (opens in a new tab)x_refsource_MISCx_transferred
- http://www.openwall.com/lists/oss-security/2015/08/06/3 (opens in a new tab)x_refsource_MISCx_transferred
- http://www.openwall.com/lists/oss-security/2015/08/06/5 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/qemu/qemu/commit/7882080388be5088e72c425b02223c02e6cb4295 (opens in a new tab)x_refsource_MISCx_transferred
- https://www.arista.com/en/support/advisories-notices/security-advisories/1180-security-advisory-13 (opens in a new tab)x_refsource_MISCx_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)
- EUVD EUVD-2015-5691 (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)
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[](https://cveledger.app/cve/CVE-2015-5745)Record last updated .