Bug 2170387 (CVE-2023-25733)

Summary: CVE-2023-25733 Mozilla: Possible null pointer dereference in TaskbarPreviewCallback
Product: [Other] Security Response Reporter: Dhananjay Arunesh <darunesh>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED NOTABUG QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: erack, jhorak, stransky, tpopela
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: firefox 110 Doc Type: ---
Doc Text:
The Mozilla Foundation Security Advisory: The return value from `gfx::SourceSurfaceSkia::Map()` wasn't being verified, which could potentially lead to a null pointer dereference.
Story Points: ---
Clone Of: Environment:
Last Closed: 2023-02-16 09:30:54 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2156039    

Description Dhananjay Arunesh 2023-02-16 09:10:17 UTC
The return value from `gfx::SourceSurfaceSkia::Map()` wasn't being verified which could have potentially lead to a null pointer dereference.

External Reference:
https://www.mozilla.org/en-US/security/advisories/mfsa2023-05/#CVE-2023-25733