CVE-2015-6815 Information

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.

CVSS Vector

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Reference

http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168077.html http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168646.html http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168671.html http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00026.html http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00005.html http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00011.html http://www.openwall.com/lists/oss-security/2015/09/04/4 http://www.openwall.com/lists/oss-security/2015/09/05/5 http://www.ubuntu.com/usn/USN-2745-1 https://bugzilla.redhat.com/show_bug.cgi?id=1260076 https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg01199.html https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg05832.html

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

LOW

Base Severity

3.5