Bug 2052008 (CVE-2022-0546) - CVE-2022-0546 blender: Out-of-bounds memory access due to malformed HDR image file
Summary: CVE-2022-0546 blender: Out-of-bounds memory access due to malformed HDR image...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2022-0546
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2052009 2052010
Blocks: 2052005 2052113
TreeView+ depends on / blocked
 
Reported: 2022-02-08 14:11 UTC by Mauro Matteo Cascella
Modified: 2022-02-22 19:16 UTC (History)
5 users (show)

Fixed In Version:
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Doc Text:
A missing bounds check in the image loader used in Blender 3.x and 2.93.8 leads to out-of-bounds heap access, allowing an attacker to cause denial of service, memory corruption or potentially code execution.
Clone Of:
Environment:
Last Closed: 2022-02-08 14:43:35 UTC
Embargoed:

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Description Mauro Matteo Cascella 2022-02-08 14:11:33 UTC 
A missing bounds check in the image loader used in Blender 3.x and 2.93.8 leads to out-of-bounds heap access, allowing an attacker to cause denial of service, memory corruption or potentially code execution.

Upstream issue:
https://developer.blender.org/T94572

Upstream patch:
https://developer.blender.org/D11952
Comment 1 Mauro Matteo Cascella 2022-02-08 14:11:50 UTC 
Created blender tracking bugs for this issue:

Affects: epel-all [bug 2052009]
Affects: fedora-all [bug 2052010]
Comment 3 Product Security DevOps Team 2022-02-08 14:43:33 UTC 
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.
Comment 4 Mauro Matteo Cascella 2022-02-08 15:35:26 UTC 
Similar flaws were found and reported by Cisco Talos in 2017. For more information, see https://developer.blender.org/T52924 and https://blog.talosintelligence.com/2018/01/unpatched-blender-vulns.html.
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