Google Android Linux Kernel wma_process_utf_event param_buf->num_wow_packet_buffer out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Google Android. The affected element is the function wma_process_utf_event of the component Linux Kernel. Performing a manipulation of the argument param_buf->num_wow_packet_buffer as part of Packet results in out-of-bounds. This vulnerability is known as CVE-2018-5895. Attacking locally is a requirement. No exploit is available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability classified as critical has been found in Google Android (Smartphone Operating System) (affected version unknown). This affects the function wma_process_utf_event of the component Linux Kernel. The manipulation of the argument param_buf->num_wow_packet_buffer as part of a Packet leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Buffer over-read may happen in wma_process_utf_event() due to improper buffer length validation before writing into param_buf->num_wow_packet_buffer in Android releases from CAF using the linux kernel (Android for MSM, Firefox OS for MSM, QRD Android) before security patch level 2018-06-05.

The bug was discovered 06/05/2018. The weakness was published 07/06/2018 (Website). It is possible to read the advisory at source.android.com. This vulnerability is uniquely identified as CVE-2018-5895 since 01/19/2018. The exploitability is told to be easy. Attacking locally is a requirement. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

Applying a patch is able to eliminate this problem. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

Similar entries are available at VDB-120500, VDB-120498, VDB-120499 and VDB-120502. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

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

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/19/2018 🔍
06/05/2018 +137 days 🔍
06/05/2018 +0 days 🔍
07/06/2018 +30 days 🔍
07/06/2018 +0 days 🔍
07/07/2018 +1 days 🔍
02/26/2020 +599 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: source.android.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-5895 (🔍)
GCVE (CVE): GCVE-0-2018-5895
GCVE (VulDB): GCVE-100-120555
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 07/07/2018 09:28
Updated: 02/26/2020 15:41
Changes: 07/07/2018 09:28 (62), 02/26/2020 15:41 (2)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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