bug#27808: [bug#27826] bug#27808: PHP CVE-2017-11144, CVE-2017-11145, CVE-2017-11362

[Alex Sassmannshausen <alex@pompo.co>]

Ludovic Courtès writes:

> Hi Alex,
>
> Alex Sassmannshausen <alex@pompo.co> skribis:
>
>>> On Tue, Jul 25, 2017 at 05:26:35PM +0200, Alex Sassmannshausen wrote:
>>>> Hi Leo,
>>>>
>>>> I've just submitted a patch to update PHP to version 7.1.7, which
>>>> resolves the CVEs. Unfortunately PHP has 4 test errors on my machine
>>>> (but also on the previous version), so I could not fully build it
>>>> (disabling tests results in a working version of PHP).
>>>
>>> I got this building with that patch:
>>>
>>> =====================================================================
>>> FAILED TEST SUMMARY
>>> ---------------------------------------------------------------------
>>> Test for DateTime::modify() with absolute time statements [ext/date/tests/date-time-modify-times.phpt]
>>> Bug #74435 (Buffer over-read into uninitialized memory) [ext/gd/tests/bug74435.phpt]
>>> Bug #70436: Use After Free Vulnerability in unserialize() [ext/standard/tests/strings/bug70436.phpt]
>>> Bug #72663: Create an Unexpected Object and Don't Invoke __wakeup() in Deserialization [ext/standard/tests/strings/bug72663_3.phpt]
>>> =====================================================================
>>
>> OK that's what I've got too.
>>
>> I guess it will need some investigation… :-(
>
> Any update?  :-)
>
> Would be good not to leave the vulnerable version in the distro.

Agreed, though I am in no position to investigate this. I was going to
propose a patch that disabled those 4 tests, but I will need to
investigate how to do that.  So at the earliest I could contribute those
patches this weekend.

Alex

>
> TIA,
> Ludo’.