Linux Kernel up to 5.10.5 Filesystem fuse_do_getattr denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

A vulnerability, which was classified as problematic, was found in Linux Kernel up to 5.10.5 (Operating System). This affects the function fuse_do_getattr of the component Filesystem Handler. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability.

The weakness was shared 04/14/2021. It is possible to read the advisory at git.kernel.org. This vulnerability is uniquely identified as CVE-2020-36322. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 5.10.6 eliminates this vulnerability. The upgrade is hosted for download at cdn.kernel.org. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.7
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: CWE-404
ATT&CK: Unknown

Local: No
Remote: Partially

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 5.10.6
Patch: git.kernel.org

Timelineinfo

04/14/2021 🔍
04/14/2021 +0 days 🔍
04/14/2021 +0 days 🔍
04/17/2021 +3 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2020-36322 (🔍)

Entryinfo

Created: 04/14/2021 13:01
Updated: 04/17/2021 20:01
Changes: 04/14/2021 13:01 (43), 04/17/2021 20:01 (5)
Complete: 🔍

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