CVE-2015-7295

medium

Published 2015-11-09 · Modified 2026-05-06

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

—

CVSS v4 NEW

—

not yet in upstream

VIR risk

5.0

Description

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.

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

OS	Version	Status	Fixed in
debian	7.0	affected
debian	8.0	affected
fedora	21	affected
fedora	22	affected
debian	bookworm	fixed	`1:2.4+dfsg-4`
debian	bullseye	fixed	`1:2.4+dfsg-4`
debian	forky	fixed	`1:2.4+dfsg-4`
debian	sid	fixed	`1:2.4+dfsg-4`
debian	trixie	fixed	`1:2.4+dfsg-4`

Application impact

Vendor	Product	Versions	Fixed
qemu	qemu	`{"endIncluding":"2.4.1"}`

References

CWEs

CWE-119

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.