Linux Kernel up to 5.2.2 wmi.c out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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8.0$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Linux Kernel up to 5.2.2. This impacts the function ath6kl_wmi_pstream_timeout_event_rx/ath6kl_wmi_cac_event_rx of the file drivers/net/wireless/ath/ath6kl/wmi.c. Such manipulation leads to out-of-bounds. This vulnerability is referenced as CVE-2019-15926. It is possible to launch the attack remotely. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Linux Kernel up to 5.2.2 (Operating System) and classified as critical. Affected by this issue is the function ath6kl_wmi_pstream_timeout_event_rx/ath6kl_wmi_cac_event_rx of the file drivers/net/wireless/ath/ath6kl/wmi.c. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in the Linux kernel before 5.2.3. Out of bounds access exists in the functions ath6kl_wmi_pstream_timeout_event_rx and ath6kl_wmi_cac_event_rx in the file drivers/net/wireless/ath/ath6kl/wmi.c.

The weakness was published 09/04/2019 (Website). The advisory is shared for download at lists.debian.org. This vulnerability is handled as CVE-2019-15926 since 09/04/2019. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 248412 (Linux Distros Unpatched Vulnerability : CVE-2019-15926), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 5.2.3 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (248412). Similar entries are available at VDB-140320, VDB-140321, VDB-140324 and VDB-140325. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 8.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.1
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: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 248412
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2019-15926

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 5.2.3
Patch: git.kernel.org

Timelineinfo

09/04/2019 🔍
09/04/2019 +0 days 🔍
09/05/2019 +1 days 🔍
08/12/2025 +2168 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: K32034450
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2019-15926 (🔍)
GCVE (CVE): GCVE-0-2019-15926
GCVE (VulDB): GCVE-100-141260
See also: 🔍

Entryinfo

Created: 09/05/2019 09:24
Updated: 08/12/2025 11:34
Changes: 09/05/2019 09:24 (59), 08/12/2020 16:30 (2), 12/13/2023 07:51 (5), 12/13/2023 07:57 (1), 08/12/2025 11:34 (19)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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