Bug 2347692 (CVE-2022-49564)

Summary: CVE-2022-49564 kernel: crypto: qat - add param check for DH
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
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Priority: medium    
Version: unspecifiedCC: dfreiber, drow, jburrell, vkumar
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Hardware: All   
OS: Linux   
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Description OSIDB Bzimport 2025-02-26 03:03:24 UTC 
In the Linux kernel, the following vulnerability has been resolved:

crypto: qat - add param check for DH

Reject requests with a source buffer that is bigger than the size of the
key. This is to prevent a possible integer underflow that might happen
when copying the source scatterlist into a linear buffer.
Comment 1 Avinash Hanwate 2025-02-27 06:26:51 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025022605-CVE-2022-49564-0645@gregkh/T
Comment 5 Avinash Hanwate 2025-02-27 07:10:59 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025022605-CVE-2022-49564-0645@gregkh/T