CVE-2015-7295

Home/CVE/hw/virtio/virtio.c in the Virtual Network Device (virtio-net) support in QEMU, when big or mergeable receive buffers are

CVE

hw/virtio/virtio.c in the Virtual Network Device (virtio-net) support in QEMU, when big or mergeable receive buffers are

hw/virtio/virtio.c in the Virtual Network Device (virtio-net) support in QEMU, when big or mergeable receive buffers are not supported, allows remote attackers to cause a denial of service (guest network consumption) via a flood of jumbo frames on the (1) tuntap or (2) macvtap interface.

MEDIUM · CVSS 5 EPSS 0.03583

Monitor

No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence

Sigma rules1 YARA rules0

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Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer

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Affected Products & Versions

qemu<= 2.4.1
fedoraproject fedoraall versions
debian linuxall versions

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Sigma Hunt Rules

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

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Scoring & Timeline

MEDIUM · CVSS v2 (legacy) · secalert@redhat.com

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Published to NVD09 Nov 2015 · 04:59 PM

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Vendor Advisories

suse-csafSUSE-SU-2016:1785-1
suse-csafSUSE-SU-2016:1698-1
suse-csafSUSE-SU-2016:1560-1
usnUSN-2828-1

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References & Sources

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/169624.htmlThird Party Advisory

http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169767.htmlThird Party Advisory

http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169802.htmlThird Party Advisory

http://www.debian.org/security/2016/dsa-3469Third Party Advisory

http://www.debian.org/security/2016/dsa-3470Third Party Advisory

http://www.debian.org/security/2016/dsa-3471Third Party Advisory

Show all 10 references

http://www.openwall.com/lists/oss-security/2015/09/18/5Mailing ListThird Party Advisory

http://www.openwall.com/lists/oss-security/2015/09/18/9Mailing ListThird Party Advisory

http://www.securityfocus.com/bid/82672Third Party AdvisoryVDB Entry

https://security.gentoo.org/glsa/201602-01Third Party Advisory

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