CVE-2024-36951: linux-libc-dev - drm/amdkfd: range check cp bad op exception interrupts
Summary
CVE-2024-36951: In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: range check cp bad op exception interrupts Due to a CP interrupt bug, bad packet garbage exception codes are raised. Affects linux versions 5.10.103-1 – 6.9.9-1. No fix is published. How to fix ↓
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Background
linux-libc-dev is a package that provides the C library for use with the Linux kernel. It contains the necessary header files and libraries for compiling and linking programs that use the standard C library. The package is an essential component for developing applications on Linux systems. However, a vulnerability has been discovered in the drm/amdkfd module of the Linux kernel, which is utilized by the linux-libc-dev package. This vulnerability can lead to the generation of bad packet garbage exception codes, potentially causing issues for the debugger and runtime. It is crucial to address this vulnerability to ensure the stability and security of systems running on the linux-libc-dev package.
Vulnerability Detail
The vulnerability in the drm/amdkfd module of the Linux kernel arises from a CP interrupt bug. This bug can result in the generation of bad packet garbage exception codes. To mitigate this issue, a range check has been implemented to prevent the debugger and runtime from receiving these garbage codes. Additionally, the user API has been updated to include exception code type checking. The vulnerability has a CVSS score of 5.5, indicating a medium severity level. If left unaddressed, this vulnerability could potentially lead to system instability and compromise the security of affected systems.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
No specific workaround has been provided for this vulnerability. It is recommended to apply the official update as mentioned in the 'how_to_fix' section to fully resolve the issue.
Conclusion
The vulnerability in the drm/amdkfd module of the Linux kernel can lead to the generation of bad packet garbage exception codes, potentially causing issues for the debugger and runtime. To mitigate this vulnerability, it is crucial to update the linux-libc-dev package to version 6.1.90-1 or later. This update includes the necessary patches to address the CP interrupt bug and implement the range check for exception codes. Failure to address this vulnerability may result in system instability and compromise the security of affected systems. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
linux-libc-dev is a package that provides the C library for use with the Linux kernel. It contains the necessary header files and libraries for compiling and linking programs that use the standard C library.
The vulnerability can lead to the generation of bad packet garbage exception codes, potentially causing issues for the debugger and runtime. It could result in system instability and compromise the security of affected systems.
The CVSS score of this vulnerability is 5.5, indicating a medium severity level.
To fix this vulnerability, it is recommended to update the linux-libc-dev package to version 6.1.90-1 or later. This update includes the necessary patches to address the CP interrupt bug and implement the range check for exception codes.
No specific workaround has been provided for this vulnerability. It is recommended to apply the official update as mentioned in the 'how_to_fix' section to fully resolve the issue.
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