Bug 1340108 (CVE-2016-5040) - CVE-2016-5040 libdwarf: Null pointer dereference in read_area_length()
Summary: CVE-2016-5040 libdwarf: Null pointer dereference in read_area_length()
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2016-5040
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:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2016-05-26 13:13 UTC by Andrej Nemec
Modified: 2021-02-17 03:49 UTC (History)
2 users (show)

Fixed In Version:
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Environment:
Last Closed: 2016-05-26 13:43:00 UTC


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Description Andrej Nemec 2016-05-26 13:13:15 UTC
A vulnerability was found in libdwarf. If the data read for a compilation unit header contains a too large length value the library will read outside of its bounds and crash the application. 

References:

http://seclists.org/oss-sec/2016/q2/393

External references:

https://www.prevanders.net/dwarfbug.html

Upstream fix:

https://sourceforge.net/p/libdwarf/code/ci/98a3da1e8237fe0d45b67ef77f3fa5ed9ff0215f

Comment 1 Tom Hughes 2016-05-26 13:19:22 UTC
Already fixed in Fedora.


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