CVE-2015-6815

moderate-risk
Published 2020-01-31

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.

Do I need to act?

~
1.6% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
3
CVSS 3.5/10 Low
ADJACENT_NETWORK / LOW complexity

Affected Products (20)

Affected Vendors

Novell Redhat Canonical Fedoraproject Xen Qemu Arista

References (26)

Mailing List http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168077.ht...
Mailing List http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168646.ht...
Mailing List http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168671.ht...
Mailing List http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00026.html
Mailing List http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00005.html
Mailing List http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00011.html
Mailing List http://www.openwall.com/lists/oss-security/2015/09/04/4
Mailing List http://www.openwall.com/lists/oss-security/2015/09/05/5
Third Party Advisory http://www.ubuntu.com/usn/USN-2745-1
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1260076
Mailing List https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg01199.html
Mailing List https://lists.gnu.org/archive/html/qemu-devel/2015-09/msg05832.html
Third Party Advisory https://www.arista.com/en/support/advisories-notices/security-advisories/1188-se...
Mailing List http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168077.ht...
Mailing List http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168646.ht...
Mailing List http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168671.ht...
Mailing List http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00026.html
Mailing List http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00005.html
Mailing List http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00011.html
Mailing List http://www.openwall.com/lists/oss-security/2015/09/04/4
and 6 more references
39
/ 100
moderate-risk
Severity 13/34 · Low
Exploitability 4/34 · Minimal
Exposure 22/34 · High