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Date: Fri, 16 Jan 2015 18:38:00 +0300
From: Alexander Cherepanov <ch3root@...nwall.com>
To: oss-security@...ts.openwall.com
CC: cve-assign@...re.org
Subject: Re: CVE request: file(1) DoS
On 16.01.2015 16:15, Marc Deslauriers wrote:
> On 2015-01-03 02:50 PM, Alexander Cherepanov wrote:
>> On 2014-12-17 03:44, Alexander Cherepanov wrote:
>>> There are two more DoSes fixed in ELF parser of file(1), similar to the
>>> recent CVE-2014-8116.
>>
>> These fixes were included in 5.22 release:
>>
>> http://mx.gw.com/pipermail/file/2015/001660.html
>>
>>> 1. Limit the number of ELF notes processed
>>> Report: http://mx.gw.com/pipermail/file/2014/001653.html
>>> Fix: https://github.com/file/file/commit/ce90e05774dd77d86cfc8dfa6da57b32816841c4
>>
>> This issue seems to be introduced here:
>>
>> https://github.com/file/file/commit/956a45ab1c54b11304b367056f41905e72a02380#diff-bc5c24ef9f39a5f4963ca28ecbc645b3L423
>>
>>
>> which ended up in 5.08 release. Hence releases 5.08--5.21 are vulnerable.
>>
>>> 2. Limit string printing to 100 chars
>>> Report: http://mx.gw.com/pipermail/file/2014/001654.html
>>> Fix: https://github.com/file/file/commit/65437cee25199dbd385fb35901bc0011e164276c
>>
>> This issue was introduced in the following commit:
>>
>> https://github.com/file/file/commit/c8451af8ab0c2e2a93ce93b9c68257d31576cc85
>>
>> which ended up in 5.16 release. Hence releases 5.16--5.21 are vulnerable.
>>
>>> Both problems amplified by the fact that the same section in ELF file
>>> can be referenced and processed by file(1) multiple times. This is also
>>> fixed in the first commit linked above.
>>>
>>> Could CVE(s) please be assigned?
>>
>
> Did these ever get CVEs?
Not that I know of.
--
Alexander Cherepanov
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