CVE-2015-4104

Publication date 3 June 2015

Last updated 24 July 2024

Ubuntu priority

Xen 3.3.x through 4.5.x does not properly restrict access to PCI MSI mask bits, which allows local x86 HVM guest users to cause a denial of service (unexpected interrupt and host crash) via unspecified vectors.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
qemu	15.04 vivid	Fixed 1:2.2+dfsg-5expubuntu9.2
	14.10 utopic	Fixed 2.1+dfsg-4ubuntu6.7
	14.04 LTS trusty	Fixed 2.0.0+dfsg-2ubuntu1.13
	12.04 LTS precise	Not in release
qemu-kvm	15.04 vivid	Not in release
	14.10 utopic	Not in release
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not affected
xen	15.04 vivid	Not affected
	14.10 utopic	Ignored end of life
	14.04 LTS trusty	Fixed 4.4.2-0ubuntu0.14.04.2
	12.04 LTS precise	Fixed 4.1.6.1-0ubuntu0.12.04.6

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=7611dae8a69f0f1775ba1a9a942961c2aa10d88e
xen	Upstream: http://xenbits.xen.org/xsa/xsa129-qemut.patch Upstream: http://xenbits.xen.org/xsa/xsa129-qemuu-4.3.patch Upstream: http://xenbits.xen.org/xsa/xsa129-qemuu.patch

References

Related Ubuntu Security Notices (USN)

USN-2630-1
QEMU vulnerabilities
10 June 2015

CVE-2015-4104

Status

Patch details

References

Related Ubuntu Security Notices (USN)

Other references