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Bug 599608 (CVE-2016-9189)

Summary: <dev-python/pillow-3.4.2: Integer overflows leading to memory disclosure in PyImaging_MapBuffer (Map.c)
Product: Gentoo Security Reporter: Ian Zimmerman <nobrowser>
Component: VulnerabilitiesAssignee: Gentoo Security <security>
Severity: normal CC: python
Priority: Normal    
Version: unspecified   
Hardware: All   
OS: Linux   
Whiteboard: A4 [glsa glsa blocked]
Package list:
Runtime testing required: ---
Bug Depends on: 599610    
Bug Blocks:    

Description Ian Zimmerman 2016-11-12 18:41:08 UTC
According to the RedHat summary:

Integer overflow vulnerabilities were found in PyImaging_MapBuffer function, specifically there's unchecked multiplication of xsize * ysize * bytes_per_pixel where the sizes are each an int as well as unchecked addition of the size calculated above with a attacker provided offset value.

Upstream patch:

Reproducible: Always
Comment 1 Aaron Bauman Gentoo Infrastructure gentoo-dev Security 2016-11-17 08:54:44 UTC
@python, ready to stabilize?
Comment 2 GLSAMaker/CVETool Bot gentoo-dev 2016-12-31 14:26:08 UTC
This issue was resolved and addressed in
 GLSA 201612-52 at
by GLSA coordinator Thomas Deutschmann (whissi).