Vulnerability in Kernel: scsi: lpfc: Fix list_add() corruption in lpfc_drain_txq()
Summary
GSD-2021-1002224: scsi: lpfc: Fix list_add() corruption in lpfc_drain_txq(). Affects Kernel versions < ad4776b5eb2e58af1226847fcd3b4f6d051674dd. No fix is published. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Habilume
Habit tracker with a companion that grows with you
Complete habits, earn Lume Points, and watch your Lume grow as you stay consistent.
Background
The Kernel is a critical component of the Linux operating system that provides core functionalities and interfaces with hardware devices. It manages system resources, facilitates communication between software and hardware, and ensures the stability and security of the system. The lpfc driver in the Kernel is responsible for handling SCSI (Small Computer System Interface) commands for Fibre Channel devices. It allows communication between the operating system and storage devices connected via Fibre Channel.
Vulnerability Detail
The vulnerability identified as GSD-2021-1002224 affects the lpfc driver in the Kernel. Specifically, it involves a list_add() corruption in the lpfc_drain_txq() function. This vulnerability could potentially be exploited by an attacker to manipulate the linked list used by the lpfc driver, leading to memory corruption or other unexpected behavior. The impact and attack plausibility of this vulnerability have not been proven yet. However, it is crucial to address this issue to ensure the integrity and security of the system.
How To Fix
No fixed version is published for this vulnerability.
Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →
Conclusion
The vulnerability in the Kernel's lpfc driver, identified as GSD-2021-1002224, involves list_add() corruption in lpfc_drain_txq(). While the impact and attack plausibility have not been proven, it is crucial to update the Linux Kernel to version v4.4.293 or later to mitigate this vulnerability. For further support on vulnerability remediation, you can contact DevNack.com.
See every vulnerability recorded for Kernel →
FAQ
The impact of this vulnerability is not yet proven. However, if exploited, it could lead to memory corruption or other unexpected behavior in the lpfc driver.
You can use Vulert's playground at Vulert Scanner to check if your system is affected by this vulnerability. Vulert monitors and alerts in real-time for open-source vulnerabilities, using just a manifest file like package-lock.json.
No specific workaround has been provided for this vulnerability. It is recommended to update the Linux Kernel to the patched version.
You can find more information about this vulnerability in the GSD-2021-1002224 JSON file available at https://github.com/cloudsecurityalliance/gsd-database/blob/main/2021/1002xxx/GSD-2021-1002224.json
To update the Linux Kernel to the patched version, you can follow the official documentation provided by your Linux distribution or refer to the Kernel's repository at https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/
Related vulnerabilities
Recent vulnerabilities recorded for Kernel.
Habilume
Habit tracker with a companion that grows with you
Complete habits, earn Lume Points, and watch your Lume grow as you stay consistent.
