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Bug 4636

Summary: Fix missing field initialization in nanosvg styles struct
Product: SDL_image Reporter: janisozaur <janisozaur+libsdl>
Component: miscAssignee: Sam Lantinga <slouken>
Status: RESOLVED FIXED QA Contact: Sam Lantinga <slouken>
Severity: normal    
Priority: P2 CC: janisozaur+libsdl
Version: 2.0.4   
Hardware: x86_64   
OS: Linux   
Attachments: Initialize_all_the_SVG_style_fields.patch
bug-4636.svg

Description janisozaur 2019-05-19 21:22:16 UTC 
Created attachment 3785 [details]
Initialize_all_the_SVG_style_fields.patch

A malformed SVG file can lead to a path where style description is left unitialized and subsequently gets passed to free() in nsvg__deleteStyles.

Attached is the patch fixing the problem and a file showcasing the problem.
Comment 1 janisozaur 2019-05-19 21:24:02 UTC 
Created attachment 3786 [details]
bug-4636.svg
Comment 2 Sam Lantinga 2019-06-10 22:32:35 UTC 
Patch added, thanks!
https://hg.libsdl.org/SDL_image/rev/93332afa1831