Bug 1311994 (CVE-2015-5727) - CVE-2015-5727 botan: excess memory allocation in BER decoder
Summary: CVE-2015-5727 botan: excess memory allocation in BER decoder
Keywords:
Status: CLOSED WORKSFORME
Alias: CVE-2015-5727
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2016-02-25 13:10 UTC by Andrej Nemec
Modified: 2021-02-17 04:17 UTC (History)
1 user (show)

Fixed In Version: botan 1.11.19, botan 1.10.10
Doc Type: Bug Fix
Doc Text:
Clone Of:
Environment:
Last Closed: 2018-01-30 09:50:47 UTC
Embargoed:

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Description Andrej Nemec 2016-02-25 13:10:43 UTC 
The BER decoder would allocate a fairly arbitrary amount of memory in a length field, even if there was no chance the read request would succeed. This might cause the process to run out of memory or invoke the OOM killer.

External references:

http://botan.randombit.net/security.html
Comment 1 Thomas Moschny 2016-04-29 18:27:25 UTC 
CVE-2015-5727 has been fixed in 1.8.15 and 1.10.10.

As of today, we have:

   el5: botan-1.8.15-1
   el6: botan-1.8.15-1
 epel7: botan-1.10.12-1
   f22: botan-1.10.12-1
   f23: botan-1.10.12-1
   f24: botan-1.10.12-1
master: botan-1.10.12-1

So this bug can be closed imho.
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