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Bug 1397474 - (CVE-2016-6817) CVE-2016-6817 tomcat: Infinite loop in HTTP/2 header parser
CVE-2016-6817 tomcat: Infinite loop in HTTP/2 header parser
Status: NEW
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
high Severity high
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Assigned To: Red Hat Product Security
impact=important,public=20161122,repo...
: Security
Depends On: 1397493
Blocks: 1397645
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Reported: 2016-11-22 10:44 EST by Adam Mariš
Modified: 2018-05-10 14:47 EDT (History)
41 users (show)

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Fixed In Version: tomcat 8.5.8
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Description Adam Mariš 2016-11-22 10:44:56 EST 
The HTTP/2 header parser entered an infinite loop if a header was received that was larger than the available buffer. This made a denial of service attack possible.

Affects: 8.5.0 to 8.5.6

Upstream patch:

http://svn.apache.org/viewvc?view=rev&rev=1765798
Comment 1 Coty Sutherland 2016-11-22 10:47:30 EST 
This only affects 8.5+, which isn't shipped any any Red Hat distribution yet.
Comment 2 Adam Mariš 2016-11-22 11:10:22 EST 
Created tomcat tracking bugs for this issue:

Affects: fedora-all [bug 1397493]
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