QEMU hw/net/rtl8139.c rtl8139_cplus_transmit resource management

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in QEMU and classified as problematic. Affected by this issue is the function rtl8139_cplus_transmit of the file hw/net/rtl8139.c. Such manipulation leads to resource management. This vulnerability is traded as CVE-2016-8910. An attack has to be approached locally. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in QEMU (Virtualization Software) (the affected version is unknown). Affected by this issue is the function rtl8139_cplus_transmit of the file hw/net/rtl8139.c. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. CVE summarizes:

The rtl8139_cplus_transmit function in hw/net/rtl8139.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and CPU consumption) by leveraging failure to limit the ring descriptor count.

The weakness was shared 11/04/2016 by Jason Wang (Website). The advisory is available at openwall.com. This vulnerability is handled as CVE-2016-8910 since 10/24/2016. Local access is required to approach this attack. A simple authentication is needed for exploitation. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 900047 , which helps to determine the existence of the flaw in a target environment. The commercial vulnerability scanner Qualys is able to test this issue with plugin 169412 (SUSE Enterprise Linux Security Update for qemu (SUSE-SU-2016:2988-1)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (900047) and SecurityFocus (BID 93844†). The entries VDB-92454, VDB-92455, VDB-92462 and VDB-93307 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.0
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.0
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 900047
Nessus File: 🔍

OpenVAS ID: 65785
OpenVAS Name: SuSE Update for qemu openSUSE-SU-2016:3103-1 (qemu)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/24/2016 🔍
10/24/2016 +0 days 🔍
11/04/2016 +11 days 🔍
11/04/2016 +0 days 🔍
11/07/2016 +3 days 🔍
09/29/2022 +2152 days 🔍

Sourcesinfo

Product: qemu.org

Advisory: RHSA-2017:2392
Researcher: Jason Wang
Status: Not defined

CVE: CVE-2016-8910 (🔍)
GCVE (CVE): GCVE-0-2016-8910
GCVE (VulDB): GCVE-100-93314
SecurityFocus: 93844 - QEMU CVE-2016-8910 Infinite Loop Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 11/07/2016 22:11
Updated: 09/29/2022 14:44
Changes: 11/07/2016 22:11 (57), 05/26/2019 16:26 (12), 09/29/2022 14:44 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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