Bug 2313140 (CVE-2024-46792)

Summary: CVE-2024-46792 kernel: riscv: misaligned: Restrict user access to kernel memory
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
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Priority: low    
Version: unspecifiedCC: dfreiber, drow, jburrell, vkumar
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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Bug Depends On: 2313263    
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Description OSIDB Bzimport 2024-09-18 08:23:15 UTC
In the Linux kernel, the following vulnerability has been resolved:

riscv: misaligned: Restrict user access to kernel memory

raw_copy_{to,from}_user() do not call access_ok(), so this code allowed
userspace to access any virtual memory address.