[ruby-dev:47969] [Backport200 - Backport #9484] [Closed] Fix segfault at unpacking modified String
From:
nagachika00@...
Date:
2014-02-16 15:54:59 UTC
List:
ruby-dev #47969
Issue #9484 has been updated by Tomoyuki Chikanaga.
Status changed from Assigned to Closed
% Done changed from 0 to 100
Applied in changeset r45005.
----------
merge revision(s) r44803: [Backport #9484]
* string.c (rb_str_modify_expand): enable capacity and disable
assocation with packed objects when setting capa, so that
pack("p") string fails to unpack properly after modified.
----------------------------------------
Backport #9484: Fix segfault at unpacking modified String
https://bugs.ruby-lang.org/issues/9484#change-45199
* Author: Nobuyoshi Nakada
* Status: Closed
* Priority: Normal
* Assignee: Tomoyuki Chikanaga
* Category:=20
* Target version:=20
* ruby -v: 2.0.0p394
----------------------------------------
trunk=E3=81=A7=E3=81=AFr44803=E3=81=A7=E4=BF=AE=E6=AD=A3=E6=B8=88=E3=81=BF=
=E3=81=A7=E3=81=99=E3=81=8C=E3=80=811.9.3=E4=BB=A5=E9=99=8D2.1=E3=81=BE=E3=
=81=A7 `([""].pack("p")<<"a").unpack("p")` =E3=81=A7SEGV=E3=81=97=E3=81=BE=
=E3=81=99=E3=80=82
1.9.2=E3=81=BE=E3=81=A7=E3=81=AF=E8=B5=B7=E3=81=8D=E3=81=AA=E3=81=84=E3=82=
=88=E3=81=86=E3=81=A7=E3=81=99=E3=80=82
--=20
http://bugs.ruby-lang.org/