Linux Kernel up to 5.18.13 state issue

Summaryinfo

A vulnerability was found in Linux Kernel up to 5.18.13. It has been classified as problematic. The affected element is an unknown function. This manipulation causes state issue. This vulnerability is tracked as CVE-2022-49611. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic was found in Linux Kernel up to 5.18.13. Affected by this vulnerability is an unknown code block. The manipulation with an unknown input leads to a state issue vulnerability. The CWE definition for the vulnerability is CWE-371. The impact remains unknown. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: x86/speculation: Fill RSB on vmexit for IBRS Prevent RSB underflow/poisoning attacks with RSB. While at it, add a bunch of comments to attempt to document the current state of tribal knowledge about RSB attacks and what exactly is being mitigated.

It is possible to read the advisory at git.kernel.org. This vulnerability is known as CVE-2022-49611 since 02/26/2025. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/23/2025).

The vulnerability scanner Nessus provides a plugin with the ID 232916 (Amazon Linux 2 : kernel (ALASKERNEL-5.15-2025-068)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 4.14.297, 4.19.266, 5.4.217, 5.10.133, 5.15.57 or 5.18.14 eliminates this vulnerability. Applying the patch 3d323b99ff5c8c57005184056d65f6af5b0479d8/f744b88dfc201bf8092833ec70b23c720188b527/17a9fc4a7b91f8599223631bb6ae6416bc0de1c0/4d7f72b6e1bc630bec7e4cd51814bc2b092bf153/8d5cff499a6d740c91ff37963907e0e983c37f0f/8c38306e2e9257af4af2819aa287a4711ff36329/9756bba28470722dacb79ffce554336dd1f6a6cd 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 (232916). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Operating System

Vendor

• Linux

Name

• Kernel

Version

• 4.14.296
• 4.19.265
• 5.4.216
• 5.10.132
• 5.15.0
• 5.15.1
• 5.15.2
• 5.15.3
• 5.15.4
• 5.15.5
• 5.15.6
• 5.15.7
• 5.15.8
• 5.15.9
• 5.15.10
• 5.15.11
• 5.15.12
• 5.15.13
• 5.15.14
• 5.15.15
• 5.15.16
• 5.15.17
• 5.15.18
• 5.15.19
• 5.15.20
• 5.15.21
• 5.15.22
• 5.15.23
• 5.15.24
• 5.15.25
• 5.15.26
• 5.15.27
• 5.15.28
• 5.15.29
• 5.15.30
• 5.15.31
• 5.15.32
• 5.15.33
• 5.15.34
• 5.15.35
• 5.15.36
• 5.15.37
• 5.15.38
• 5.15.39
• 5.15.40
• 5.15.41
• 5.15.42
• 5.15.43
• 5.15.44
• 5.15.45
• 5.15.46
• 5.15.47
• 5.15.48
• 5.15.49
• 5.15.50
• 5.15.51
• 5.15.52
• 5.15.53
• 5.15.54
• 5.15.55
• 5.15.56
• 5.18.0
• 5.18.1
• 5.18.2
• 5.18.3
• 5.18.4
• 5.18.5
• 5.18.6
• 5.18.7
• 5.18.8
• 5.18.9
• 5.18.10
• 5.18.11
• 5.18.12
• 5.18.13

License

• open-source

Website

• Vendor: https://www.kernel.org/

CPE 2.3info

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CPE 2.2info

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Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

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