Bug 2363379 (CVE-2022-49785)

Summary: CVE-2022-49785 kernel: x86/sgx: Add overflow check in sgx_validate_offset_length()
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: dfreiber, drow, jburrell, vkumar
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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Description OSIDB Bzimport 2025-05-01 15:02:23 UTC 
In the Linux kernel, the following vulnerability has been resolved:

x86/sgx: Add overflow check in sgx_validate_offset_length()

sgx_validate_offset_length() function verifies "offset" and "length"
arguments provided by userspace, but was missing an overflow check on
their addition. Add it.
Comment 1 Avinash Hanwate 2025-05-02 04:32:43 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025050120-CVE-2022-49785-64a3@gregkh/T