Use-after-free vulnerability in scsi: pm8001 package
Summary
GSD-2022-1000453: scsi: pm8001: Fix use-after-free for aborted SSP/STP sas_task. Affects Kernel versions < d9d93f32534a0a80a1c26bdb0746d90a7b19c2c2. No fix is published. How to fix ↓
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Background
The scsi: pm8001 package is a component of the Linux Kernel ecosystem. It provides support for SAS (Serial Attached SCSI) host bus adapters based on the PM8001 chipset. These adapters enable communication between the host system and SAS/SATA (Serial ATA) devices. The package is responsible for managing tasks related to SSP (Serial SCSI Protocol) and STP (SATA Tunneling Protocol).
Vulnerability Detail
The identified vulnerability in the scsi: pm8001 package is a use-after-free issue that occurs when handling aborted SSP/STP sas_tasks. This vulnerability allows an attacker to exploit a freed memory region, leading to potential memory corruption or arbitrary code execution. The impact and attack plausibility of this vulnerability have not been proven yet.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
There is no specific workaround mentioned for this vulnerability.
Conclusion
In conclusion, the scsi: pm8001 package in the Linux Kernel is vulnerable to a use-after-free issue when handling aborted SSP/STP sas_tasks. To mitigate this vulnerability, it is crucial to update the Kernel to version v5.15.25 or later. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The scsi: pm8001 package is a component of the Linux Kernel ecosystem that provides support for SAS host bus adapters based on the PM8001 chipset.
The impact of this vulnerability is not yet proven, but it could potentially lead to memory corruption or arbitrary code execution.
To fix this vulnerability, update the Linux Kernel to version v5.15.25 or later, which includes the necessary fix for the use-after-free issue.
No specific workaround has been mentioned for this vulnerability.
For more details about this vulnerability, refer to the source link provided in the database_specific section of the vulnerability details.
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