CVE-2015-7295

Publication date 9 November 2015

Last updated 24 July 2024

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.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
qemu	15.10 wily	Fixed 1:2.3+dfsg-5ubuntu9.1
	15.04 vivid	Fixed 1:2.2+dfsg-5expubuntu9.7
	14.04 LTS trusty	Fixed 2.0.0+dfsg-2ubuntu1.21
	12.04 LTS precise	Not in release
qemu-kvm	15.10 wily	Not in release
	15.04 vivid	Not in release
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Fixed 1.0+noroms-0ubuntu14.26

How can I get the fixes?
What do statuses mean?
Patch details

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
qemu	Upstream: http://git.qemu.org/?p=qemu.git;a=commit;h=ce317461573bac12b10d67699b4ddf1f97cf066c Upstream: http://git.qemu.org/?p=qemu.git;a=commit;h=29b9f5efd78ae0f9cc02dd169b6e80d2c404bade Upstream: http://git.qemu.org/?p=qemu.git;a=commit;h=0cf33fb6b49a19de32859e2cdc6021334f448fb3 Other: https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg04729.html Other: https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg04730.html Other: https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg04731.html

Package

Patch details

qemu

Upstream: http://git.qemu.org/?p=qemu.git;a=commit;h=ce317461573bac12b10d67699b4ddf1f97cf066c
Upstream: http://git.qemu.org/?p=qemu.git;a=commit;h=29b9f5efd78ae0f9cc02dd169b6e80d2c404bade
Upstream: http://git.qemu.org/?p=qemu.git;a=commit;h=0cf33fb6b49a19de32859e2cdc6021334f448fb3
Other: https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg04729.html
Other: https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg04730.html
Other: https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg04731.html

References

MITRE
NVD
Launchpad
Debian

Related Ubuntu Security Notices (USN)

USN-2828-1
QEMU vulnerabilities
3 December 2015

Other references

http://www.openwall.com/lists/oss-security/2015/09/18/5
https://www.cve.org/CVERecord?id=CVE-2015-7295