Linux Kernel up to 5.16.x BPF Subsystem memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Linux Kernel up to 5.16.x. It has been rated as critical. This affects an unknown function of the component BPF Subsystem. The manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2022-0500. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Linux Kernel up to 5.16.x (Operating System). This issue affects an unknown function of the component BPF Subsystem. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 03/26/2022. The advisory is shared at git.kernel.org. The identification of this vulnerability is CVE-2022-0500 since 02/04/2022. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 211841 (RHEL 8 : kernel (RHSA-2024:10262)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 5.17-rc1 eliminates this vulnerability. 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.

The vulnerability is also documented in the vulnerability database at Tenable (211841). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Memory corruption
CWE: 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: 211841
Nessus Name: RHEL 8 : kernel (RHSA-2024:10262)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 5.17-rc1
Patch: git.kernel.org

Timelineinfo

02/04/2022 🔍
03/26/2022 +50 days 🔍
03/26/2022 +0 days 🔍
11/26/2024 +976 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2022-0500 (🔍)
GCVE (CVE): GCVE-0-2022-0500
GCVE (VulDB): GCVE-100-195797

Entryinfo

Created: 03/26/2022 07:58
Updated: 11/26/2024 19:51
Changes: 03/26/2022 07:58 (41), 03/27/2022 12:21 (1), 03/27/2022 12:29 (1), 11/26/2024 19:51 (16)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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