Bug 1789002 (CVE-2019-9325)

Summary: CVE-2019-9325 libvpx: Out-of-bounds read in read in decoder_peek_si_internal() in vp9/vp9_dx_iface.c
Product: [Other] Security Response Reporter: Pedro Sampaio <psampaio>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: tcallawa, wtaymans
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: libvpx 1.8.0 Doc Type: If docs needed, set a value
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Bug Depends On: 1796104, 1796105    
Bug Blocks: 1789038    

Description Pedro Sampaio 2020-01-08 14:53:29 UTC
In libvpx, there is a possible out of bounds read due to a missing bounds check. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is needed for exploitation. 

Upstream issue:

https://chromium-review.googlesource.com/c/webm/libvpx/%2B/1149604

Upstream patch:

https://github.com/webmproject/libvpx/commit/0681cff1ad36b3ef8ec242f59b5a6c4234ccfb88

References:

http://www.openwall.com/lists/oss-security/2019/10/25/17 	
http://www.openwall.com/lists/oss-security/2019/10/27/1 	
http://www.openwall.com/lists/oss-security/2019/11/07/1