Linux Kernel up to 4.9.5 atusb.c resource management

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Linux Kernel up to 4.9.5 and classified as critical. This issue affects some unknown processing of the file drivers/net/ieee802154/atusb.c. Executing a manipulation can lead to resource management. This vulnerability is tracked as CVE-2017-5548. The attack is restricted to local execution. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Linux Kernel up to 4.9.5 (Operating System). This vulnerability affects an unknown code of the file drivers/net/ieee802154/atusb.c. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

drivers/net/ieee802154/atusb.c in the Linux kernel 4.9.x before 4.9.6 interacts incorrectly with the CONFIG_VMAP_STACK option, which allows local users to cause a denial of service (system crash or memory corruption) or possibly have unspecified other impact by leveraging use of more than one virtual page for a DMA scatterlist.

The bug was discovered 02/06/2017. The weakness was disclosed 02/06/2017 (Website). The advisory is available at git.kernel.org. This vulnerability was named CVE-2017-5548 since 01/20/2017. Local access is required to approach this attack. A single 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 96894 (Fedora 25 : kernel (2017-81fbd592d4)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 351446 (Amazon Linux Security Advisory for kernel: ALAC2012-2018-012).

Upgrading to version 4.9.x eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (96894) and SecurityFocus (BID 95710†). The entries VDB-96553, VDB-96555, VDB-96560 and VDB-96561 are pretty similar. 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: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 96894
Nessus Name: Fedora 25 : kernel (2017-81fbd592d4)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for kernel FEDORA-2017-81fbd592d4
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 4.9.x
Patch: git.kernel.org

Timelineinfo

01/20/2017 🔍
01/20/2017 +0 days 🔍
01/30/2017 +10 days 🔍
01/31/2017 +1 days 🔍
02/06/2017 +6 days 🔍
02/06/2017 +0 days 🔍
02/06/2017 +0 days 🔍
02/06/2017 +0 days 🔍
11/11/2022 +2104 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: FEDORA-2017-81fbd592d4
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-5548 (🔍)
GCVE (CVE): GCVE-0-2017-5548
GCVE (VulDB): GCVE-100-96562
SecurityFocus: 95710 - Linux Kernel CVE-2017-5548 Local Denial of Service Vulnerability
OSVDB: - CVE-2017-5548 - Linux - Memory Corruption Issue

See also: 🔍

Entryinfo

Created: 02/06/2017 19:25
Updated: 11/11/2022 17:25
Changes: 02/06/2017 19:25 (67), 08/11/2020 09:52 (6), 11/11/2022 17:09 (4), 11/11/2022 17:17 (11), 11/11/2022 17:25 (1)
Complete: 🔍
Cache ID: 216:681:103

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