CVE-2016-2538

high

Published 2016-06-16 · Modified 2026-05-06

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CVSS v3

7.1

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

CVSS v4 NEW

—

not yet in upstream

VIR risk

7.1

Description

Multiple integer overflows in the USB Net device emulator (hw/usb/dev-network.c) in QEMU before 2.5.1 allow local guest OS administrators to cause a denial of service (QEMU process crash) or obtain sensitive host memory information via a remote NDIS control message packet that is mishandled in the (1) rndis_query_response, (2) rndis_set_response, or (3) usb_net_handle_dataout function.

Predictions

Exploit likelihood

70%

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	bookworm	fixed	`1:2.6+dfsg-1`
debian	bullseye	fixed	`1:2.6+dfsg-1`
debian	forky	fixed	`1:2.6+dfsg-1`
debian	sid	fixed	`1:2.6+dfsg-1`
debian	trixie	fixed	`1:2.6+dfsg-1`

Application impact

Vendor	Product	Versions	Fixed
qemu	qemu	`{"endIncluding":"2.5.0"}`

References

CWEs

CWE-189

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

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