Linux Kernel up to 4.8.6 drivers/firewire/net.c memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Linux Kernel up to 4.8.6. This vulnerability affects unknown code of the file drivers/firewire/net.c. Executing a manipulation can lead to memory corruption. The identification of this vulnerability is CVE-2016-8633. The physical device can be targeted for the attack. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Linux Kernel up to 4.8.6 (Operating System). This vulnerability affects some unknown functionality of the file drivers/firewire/net.c. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

drivers/firewire/net.c in the Linux kernel before 4.8.7, in certain unusual hardware configurations, allows remote attackers to execute arbitrary code via crafted fragmented packets.

The bug was discovered 12/09/2016. The weakness was shared 11/28/2016 (Website). The advisory is shared for download at git.kernel.org. This vulnerability was named CVE-2016-8633 since 10/12/2016. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 95995 (Ubuntu 16.04 LTS : linux vulnerabilities (USN-3161-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 237240 (Red Hat Update for kernel (RHSA-2019:1170)).

Upgrading to version 4.8.7 eliminates this vulnerability. A possible mitigation has been published 4 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (95995) and SecurityFocus (BID 94149†). The entries VDB-87607, VDB-93501, VDB-93842 and VDB-94692 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.6

VulDB Base Score: 6.8
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 95995
Nessus Name: Ubuntu 16.04 LTS : linux vulnerabilities (USN-3161-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802886
OpenVAS Name: SuSE Update for Kernel openSUSE-SU-2016:3061-1 (Kernel)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Upgrade: Kernel 4.8.7
Patch: git.kernel.org

Timelineinfo

10/12/2016 🔍
11/06/2016 +25 days 🔍
11/27/2016 +21 days 🔍
11/28/2016 +1 days 🔍
11/28/2016 +0 days 🔍
12/09/2016 +11 days 🔍
12/20/2016 +11 days 🔍
12/21/2016 +1 days 🔍
10/04/2022 +2113 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: USN-3161-1
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-8633 (🔍)
GCVE (CVE): GCVE-0-2016-8633
GCVE (VulDB): GCVE-100-93844
SecurityFocus: 94149 - Linux Kernel CVE-2016-8633 Local Buffer Overflow Vulnerability

See also: 🔍

Entryinfo

Created: 11/28/2016 09:31
Updated: 10/04/2022 14:41
Changes: 11/28/2016 09:31 (68), 06/11/2019 09:59 (14), 10/04/2022 14:39 (4), 10/04/2022 14:41 (1)
Complete: 🔍
Cache ID: 216:702:103

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