Linux Kernel kernel/events/core.c perf_event_open race condition

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Linux Kernel. Affected is the function perf_event_open of the file kernel/events/core.c. Executing a manipulation can lead to race condition. This vulnerability is tracked as CVE-2022-1729. The attack can be launched remotely. No exploit exists. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability classified as problematic was found in Linux Kernel (Operating System) (affected version unknown). This vulnerability affects the function perf_event_open of the file kernel/events/core.c. The manipulation with an unknown input leads to a race condition vulnerability. The CWE definition for the vulnerability is CWE-366. If two threads of execution use a resource simultaneously, there exists the possibility that resources may be used while invalid, in turn making the state of execution undefined. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

A race condition was found the Linux kernel in perf_event_open() which can be exploited by an unprivileged user to gain root privileges. The bug allows to build several exploit primitives such as kernel address information leak, arbitrary execution, etc.

The weakness was disclosed 09/02/2022. The advisory is shared for download at git.kernel.org. This vulnerability was named CVE-2022-1729 since 05/16/2022. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 247421 (Linux Distros Unpatched Vulnerability : CVE-2022-1729), which helps to determine the existence of the flaw in a target environment.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.kernel.org.

The vulnerability is also documented in the databases at Tenable (247421) and EUVD (EUVD-2022-25010). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 5.9

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.0
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Race condition
CWE: CWE-366 / CWE-362
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 247421
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2022-1729

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: git.kernel.org

Timelineinfo

05/16/2022 🔍
09/02/2022 +109 days 🔍
09/02/2022 +0 days 🔍
04/10/2026 +1316 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2022-1729 (🔍)
GCVE (CVE): GCVE-0-2022-1729
GCVE (VulDB): GCVE-100-207712
EUVD: 🔍

Entryinfo

Created: 09/02/2022 08:21
Updated: 04/10/2026 10:33
Changes: 09/02/2022 08:21 (41), 10/11/2022 08:42 (11), 08/10/2025 22:52 (16), 04/10/2026 10:33 (1)
Complete: 🔍
Cache ID: 216:D7E:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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