low
3.5
CWE
835
Advisory Published
CVE Published
Updated

CVE-2015-6815

First published: Fri Sep 04 2015(Updated: )

Qemu emulator built with the e1000 NIC emulation support is vulnerable to an infinite loop issue. It could occur while processing transmit descriptor data when sending a network packet. A privileged user inside guest could use this flaw to crash the Qemu instance resulting in DoS. Upstream fix: ------------- -&gt; <a href="https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg01199.html">https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg01199.html</a>

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
QEMU<2.4.0.1
Red Hat Fedora=21
Red Hat Fedora=22
Red Hat Fedora=23
SUSE Linux Enterprise Software Development Kit=11.0-sp3
SUSE Linux Enterprise Software Development Kit=11.0-sp4
SUSE Linux Enterprise Software Development Kit=12.0
SUSE Linux Enterprise Debuginfo=11.0-sp3
SUSE Linux Enterprise Debuginfo=11.0-sp4
SUSE Linux Enterprise Desktop=11.0-sp3
SUSE Linux Enterprise Desktop=11.0-sp4
SUSE Linux Enterprise Desktop=12.0
SUSE Linux Enterprise Server=11.0-sp3
SUSE Linux Enterprise Server=11.0-sp4
SUSE Linux Enterprise Server=12.0
Ubuntu=12.04
Ubuntu=14.04
Ubuntu=15.04
Red Hat OpenStack for IBM Power=5.0
Red Hat OpenStack for IBM Power=6.0
Red Hat OpenStack for IBM Power=7.0
Red Hat Enterprise Linux=5.0
Red Hat Enterprise Linux=6.0
Red Hat Enterprise Linux=7.0
Xen XAPI=4.4.3
Xen XAPI=4.5.1
Arista EOS=4.12
Arista EOS=4.13
Arista EOS=4.14
Arista EOS=4.15

Remedy

http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00026.html

Remedy

http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00005.html

Remedy

http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00011.html

Remedy

https://bugzilla.redhat.com/show_bug.cgi?id=1260076

Remedy

https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg01199.html

Remedy

https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg05832.html

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2015-6815?

    CVE-2015-6815 is classified as a moderate severity vulnerability due to its potential to cause denial of service.

  • How do I fix CVE-2015-6815?

    To fix CVE-2015-6815, upgrade to a patched version of QEMU that addresses the infinite loop issue.

  • Who is affected by CVE-2015-6815?

    CVE-2015-6815 affects QEMU users running versions prior to 2.4.0.1 across several operating systems like Fedora, Ubuntu, and SUSE.

  • How does CVE-2015-6815 impact system security?

    CVE-2015-6815 allows a privileged user inside a guest to crash the QEMU instance, leading to potential service disruptions.

  • What specific versions are vulnerable to CVE-2015-6815?

    Vulnerable versions of QEMU to CVE-2015-6815 include all versions prior to 2.4.0.1.

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