Bug 1956926 (CVE-2018-25013)

Summary: CVE-2018-25013 libwebp: out-of-bounds read in ShiftBytes()
Product: [Other] Security Response Reporter: Guilherme de Almeida Suckevicz <gsuckevi>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: erack, jgrulich, jhorak, kaycoth, manisandro, stransky, tpopela, tuxator, vmugicag
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: libwebp 1.0.1 Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in libwebp. An out-of-bounds read was found in function ShiftBytes. The highest threat from this vulnerability is to data confidentiality and to the service availability.
Story Points: ---
Clone Of: Environment:
Last Closed: Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Bug Depends On: 1961611, 1961978, 1961979, 1962004, 1962005, 1961612    
Bug Blocks: 1940150, 1956995    

Description Guilherme de Almeida Suckevicz 2021-05-04 16:44:45 UTC
A heap-based buffer overflow was found in libwebp in versions before 1.0.1 in ShiftBytes().

Reference:
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9417