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jasper-1.900.29 Heap Buffer Overflow vulnerabilities due to some programming mistake (different from #93) #94

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twelveand0 opened this Issue Nov 25, 2016 · 1 comment

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twelveand0 commented Nov 25, 2016

overview

Different from #93
The vulnerability is found in jasper-1.900.29 and is a Heap Buffer Overflow vulnerabilities. The vulnerability exists in code responsible for decoding the input image to a JP2 file. The vulnerability is a Heap Buffer Overflow vulnerability which can cause Out-of-Bound write due to a programming mistake (i.e. a mistake when setting the size of a memory allocation). The vulnerability can cause Denial-of-Service and may cause Remote-Code-Execution.

Analysis and PoC

The detail analysis report and PoC file can be found in the attachment. In order to avoid disclosing it before release of patch, I have encrypted the zip file. Developers can communicate with me to get the password.
report_and_poc2.zip

Author

name: Bingchang, Liu @ VARAS of IIE
email: l.bingchang.bc@gmail.com
org: IIE (http://iie.ac.cn)

Note

I have also reported this to RedHat Security Team.

@mdadams

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mdadams commented Nov 27, 2016

This issue was fixed when addressing #93 . This test case exposed another completely unrelated bug, however. This other bug has been fixed as well. See commits f25486c and 4a59cfa.

@mdadams mdadams closed this Nov 27, 2016

@mdadams mdadams added the bug label Nov 27, 2016

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