CVE-2015-6815

Description

The process_tx_desc function in hw/net/e1000.c in QEMU before 2.4.0.1 does not properly process transmit descriptor data when sending a network packet, which allows attackers to cause a denial of service (infinite loop and guest crash) via unspecified vectors.

Category

3.5
CVSS
Severity: Low
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.90% Top 20%
Third-Party Advisory fedoraproject.org Third-Party Advisory fedoraproject.org Third-Party Advisory fedoraproject.org Third-Party Advisory opensuse.org Third-Party Advisory opensuse.org Third-Party Advisory opensuse.org Third-Party Advisory openwall.com Third-Party Advisory openwall.com Third-Party Advisory ubuntu.com Third-Party Advisory redhat.com Third-Party Advisory gnu.org Third-Party Advisory gnu.org Third-Party Advisory arista.com
Affected: QEMU QEMU
Published at:
Updated at:

References

Link Tags
http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00026.html mailing list third party advisory patch
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168671.html third party advisory mailing list
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168077.html third party advisory mailing list
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168646.html third party advisory mailing list
http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00005.html mailing list third party advisory patch
http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00011.html mailing list third party advisory patch
http://www.ubuntu.com/usn/USN-2745-1 third party advisory
http://www.openwall.com/lists/oss-security/2015/09/04/4 third party advisory mailing list
http://www.openwall.com/lists/oss-security/2015/09/05/5 third party advisory mailing list
https://bugzilla.redhat.com/show_bug.cgi?id=1260076 issue tracking third party advisory patch
https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg01199.html mailing list third party advisory patch
https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg05832.html mailing list third party advisory patch
https://www.arista.com/en/support/advisories-notices/security-advisories/1188-security-advisory-14 third party advisory

Frequently Asked Questions

What is the severity of CVE-2015-6815?
CVE-2015-6815 has been scored as a low severity vulnerability.
How to fix CVE-2015-6815?
To fix CVE-2015-6815, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2015-6815 being actively exploited in the wild?
It is possible that CVE-2015-6815 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2015-6815?
CVE-2015-6815 affects QEMU QEMU.
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