Vulnerability in Kernel package: scsi: qla2xxx: Implement ref count for SRB
Summary
GSD-2022-1001126: scsi: qla2xxx: Implement ref count for SRB. Affects Kernel versions < ceda7f794f3dfe272491e93e3e93049f8be5f07b. 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 package is a critical component of the Linux operating system that provides core functionality and interfaces with hardware devices. It includes various subsystems, such as the SCSI (Small Computer System Interface) layer, which handles communication with storage devices. One of the components in the SCSI layer is qla2xxx, which is responsible for managing QLogic Fibre Channel Host Bus Adapters (HBAs). These HBAs enable connectivity between servers and storage devices.
The vulnerability in question relates to the qla2xxx component and involves the lack of implementation of a reference count for SRB (SCSI Request Block) objects. SRBs are used to represent I/O requests and contain important information about the operation to be performed. Without proper reference counting, there is a risk of memory corruption and potential security vulnerabilities.
Vulnerability Detail
The vulnerability arises from the absence of a reference count mechanism for SRB objects in the qla2xxx component of the Kernel package. This can lead to memory corruption and potential security issues. An attacker could potentially exploit this vulnerability to execute arbitrary code, escalate privileges, or cause a denial-of-service condition.
The impact and attack plausibility of this vulnerability have not been proven yet, but it is crucial to address it to prevent any potential security breaches.
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 →
Workaround
There is no specific workaround mentioned for this vulnerability. The recommended approach is to apply the fix by updating the Kernel package to the latest version.
Conclusion
The vulnerability in the Kernel package's qla2xxx component, which involves the absence of a reference count mechanism for SRB objects, can lead to memory corruption and potential security vulnerabilities. It is crucial to update the Kernel package to version v5.17.2 or later to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for Kernel →
FAQ
The Kernel package is a critical component of the Linux operating system that provides core functionality and interfaces with hardware devices.
qla2xxx is a component in the Kernel's SCSI layer that manages QLogic Fibre Channel Host Bus Adapters (HBAs) for server-storage connectivity.
SRB stands for SCSI Request Block, which is used to represent I/O requests and contains important information about the operation to be performed.
The potential risks include memory corruption, arbitrary code execution, privilege escalation, and denial-of-service attacks.
To fix this vulnerability, update the Kernel package to version v5.17.2 or later, which includes the necessary fix for the reference count mechanism.
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.
