Bug 2077539 - openexr: Heap-buffer-overflow in Imf_3_1::memstream_read could lead to a crash
Summary: openexr: Heap-buffer-overflow in Imf_3_1::memstream_read could lead to a crash
Keywords:
Status: CLOSED WONTFIX
Alias: None
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2077557 2077559
Blocks: 2077550
TreeView+ depends on / blocked
 
Reported: 2022-04-21 14:40 UTC by Michael Kaplan
Modified: 2022-10-26 12:36 UTC (History)
6 users (show)

Fixed In Version: openexr 3.1.5
Clone Of:
Environment:
Last Closed: 2022-05-06 06:34:43 UTC
Embargoed:

Attachments (Terms of Use)

Description Michael Kaplan 2022-04-21 14:40:57 UTC 
OpenEXR before 3.1.5 is vulnerable to Heap-buffer-overflow in Imf_3_1::memstream_read 

References: 

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=46309
Comment 1 Michael Kaplan 2022-04-21 15:02:26 UTC 
Created OpenEXR tracking bugs for this issue:

Affects: fedora-all [bug 2077559]


Created mingw-openexr tracking bugs for this issue:

Affects: fedora-all [bug 2077557]
Comment 2 Marian Rehak 2022-05-06 06:34:43 UTC 
This was due to a bug in the CheckFile function in libOpenEXRUtil. CheckFile's sole purpose is for fuzz testing
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