Red Hat Enterprise Linux 7 update for kernel



Published: 2022-09-13
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-1729
CWE-ID CWE-362
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
Operating systems & Components / Operating system package or component

kernel (Red Hat package)
Operating systems & Components / Operating system package or component

Red Hat Enterprise Linux Server - TUS
Operating systems & Components / Operating system

Red Hat Enterprise Linux Server - AUS
Operating systems & Components / Operating system

Vendor Red Hat Inc.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Race condition

EUVDB-ID: #VU64156

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-1729

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a race condition within sys_perf_event_open() in Linux kernel. A local user can exploit the race and gain unauthorized access to sensitive information and escalate privileges on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions: 7.6

Red Hat Enterprise Linux Server - TUS: 7.6

Red Hat Enterprise Linux Server - AUS: 7.6

kernel (Red Hat package): before 3.10.0-957.97.1.el7


CPE2.3 External links

http://access.redhat.com/errata/RHSA-2022:6432

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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