Re: Chicken security bugs [was Re: address@hidden: Irregex packages should be updated to 0.9.6]]

[Kei Kebreau]

Kei Kebreau <address@hidden> writes:

> Leo Famulari <address@hidden> writes:
>
>> On Sat, Dec 24, 2016 at 02:23:43PM -0500, Kei Kebreau wrote:
>>> Leo Famulari <address@hidden> writes:
>>> > On Thu, Dec 22, 2016 at 02:20:37PM -0500, Kei Kebreau wrote:
>>> >> Subject: [PATCH] gnu: chicken: Fix CVE-2016-{6830,6831}.
>>> >> 
>>> >> *
>>> >> gnu/packages/patches/chicken-CVE-2016-6830+CVE-2016-6831.patch:
>>> >> New file.
>>> >> * gnu/local.mk (dist_patch_DATA): Use it.
>>> >> * gnu/packages/scheme.scm (chicken)[source]: Use it.
>>> >
>>> > Thank you for looking into this!
>>> >
>>> > Something like this patch is in CHICKEN 4.11.1:
>>> >
>>> > https://code.call-cc.org/cgi-bin/gitweb.cgi?p=chicken-core.git;a=commitdiff;h=0d20426c6da0f116606574dadadaa878b96a68ea
>>> >
>>> > And there is a patch for the IrRegex bug after the latest tag:
>>> >
>>> > https://code.call-cc.org/cgi-bin/gitweb.cgi?p=chicken-core.git;a=commitdiff;h=2c419f18138c17767754b36d3b706cd71a55350a
>>> >
>>> > Can you try updating CHICKEN and applying that IrRegex patch?
>>> 
>>> I can try, but updating to CHICKEN 4.11.1 requires a recent CHICKEN
>>> binary due to its build system requirements. Do we have any objection to
>>> bootstrapping CHICKEN 4.11.1 from version 4.11.0?
>>
>> Interesting!
>>
>> I don't see why we shouldn't use 4.11.0 to bootstrap 4.11.1.
>>
>> Changing the build system like that seems unusual for a minor point
>> release, and I don't see it documented in the 4.11.1 NEWS file:
>>
>> https://code.call-cc.org/cgi-bin/gitweb.cgi?p=chicken-core.git;a=blob;f=NEWS;h=545d68583c8375bd5243ec07a53faff9ec1685a3;hb=116f42e7a3eab2a02b853fd038af3cb3aadad5c3
>>
>
> I must have phrased that too vaguely. It's just a "building from release
> tarball vs from git checkout" thing, documented in the README file of
> both releases. I've been having trouble with the seemingly identical
> test suite using the attached WIP patch. Perhaps the dreary wheather is
> clouding my thoughts.
>

Update! I found a file "types.db" that is unwritable. However, changing
access permissions in the (hackish) way I've done in the patch makes the
build's hash time-dependent.

>> One way or another, we should fix these bugs in our package. Thanks for
>> taking care of it :)
>
> You're welcome!

Merry Grav-Mass, BTW. :)

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