Home/CVE/Buffer overflow in the send_control_msg function in hw/char/virtio-serial-bus.c in QEMU before 2.4.0 allows guest users
CVE

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

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.

MEDIUM · CVSS 6.5 EPSS 0.01402
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
▤

Affected Products & Versions

3
qemu< 2.4.0
fedoraproject fedoraall versions
arista eosall versions
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumPotentially Suspicious Usage Of Qemu
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD23 Jan 2020 · 08:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

5
suse-csafSUSE-SU-2016:1785-1
suse-csafSUSE-SU-2016:1703-1
suse-csafSUSE-SU-2016:1698-1
suse-csafSUSE-SU-2016:1560-1
usnUSN-2724-1
🔗

References & Sources

8
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168077.htmlMailing ListThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168646.htmlMailing ListThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168671.htmlMailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2015/08/06/3Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2015/08/06/5ExploitMailing ListThird Party Advisory
https://github.com/qemu/qemu/commit/7882080388be5088e72c425b02223c02e6cb4295PatchThird Party Advisory
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