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* [Bug libgcc/61585] New: Subscript-out-of-range in unwind-seh.c? @ 2014-06-23 9:43 lh_mouse at 126 dot com 2014-06-23 9:54 ` [Bug libgcc/61585] " ktietz at gcc dot gnu.org ` (4 more replies) 0 siblings, 5 replies; 6+ messages in thread From: lh_mouse at 126 dot com @ 2014-06-23 9:43 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61585 Bug ID: 61585 Summary: Subscript-out-of-range in unwind-seh.c? Product: gcc Version: 4.10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: libgcc Assignee: unassigned at gcc dot gnu.org Reporter: lh_mouse at 126 dot com In file gcc/libgcc/unwind-seh.c, line 69: struct _Unwind_Context { _Unwind_Word cfa; _Unwind_Word ra; _Unwind_Word reg[2]; // ** Defined here. PDISPATCHER_CONTEXT disp; }; /* Get the value of register INDEX as saved in CONTEXT. */ _Unwind_Word _Unwind_GetGR (struct _Unwind_Context *c, int index) { if (index < 0 || index > 2) // ** Isn't 2 an out-of-range index?? abort (); return c->reg[index]; // ** Accessed here. } ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug libgcc/61585] Subscript-out-of-range in unwind-seh.c? 2014-06-23 9:43 [Bug libgcc/61585] New: Subscript-out-of-range in unwind-seh.c? lh_mouse at 126 dot com @ 2014-06-23 9:54 ` ktietz at gcc dot gnu.org 2014-06-23 16:21 ` ktietz at gcc dot gnu.org ` (3 subsequent siblings) 4 siblings, 0 replies; 6+ messages in thread From: ktietz at gcc dot gnu.org @ 2014-06-23 9:54 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61585 Kai Tietz <ktietz at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |ASSIGNED Last reconfirmed| |2014-06-23 CC| |ktietz at gcc dot gnu.org Ever confirmed|0 |1 --- Comment #1 from Kai Tietz <ktietz at gcc dot gnu.org> --- Mine. ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug libgcc/61585] Subscript-out-of-range in unwind-seh.c? 2014-06-23 9:43 [Bug libgcc/61585] New: Subscript-out-of-range in unwind-seh.c? lh_mouse at 126 dot com 2014-06-23 9:54 ` [Bug libgcc/61585] " ktietz at gcc dot gnu.org @ 2014-06-23 16:21 ` ktietz at gcc dot gnu.org 2014-06-23 16:23 ` ktietz at gcc dot gnu.org ` (2 subsequent siblings) 4 siblings, 0 replies; 6+ messages in thread From: ktietz at gcc dot gnu.org @ 2014-06-23 16:21 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61585 --- Comment #2 from Kai Tietz <ktietz at gcc dot gnu.org> --- Author: ktietz Date: Mon Jun 23 16:20:31 2014 New Revision: 211900 URL: https://gcc.gnu.org/viewcvs?rev=211900&root=gcc&view=rev Log: PR libgcc/61585 * unwind-seh.c (_Unwind_GetGR): Check for proper index range. (_Unwind_SetGR): Likewise. Modified: trunk/libgcc/ChangeLog trunk/libgcc/unwind-seh.c ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug libgcc/61585] Subscript-out-of-range in unwind-seh.c? 2014-06-23 9:43 [Bug libgcc/61585] New: Subscript-out-of-range in unwind-seh.c? lh_mouse at 126 dot com 2014-06-23 9:54 ` [Bug libgcc/61585] " ktietz at gcc dot gnu.org 2014-06-23 16:21 ` ktietz at gcc dot gnu.org @ 2014-06-23 16:23 ` ktietz at gcc dot gnu.org 2014-06-27 8:06 ` ebotcazou at gcc dot gnu.org 2014-06-27 8:39 ` ktietz at gcc dot gnu.org 4 siblings, 0 replies; 6+ messages in thread From: ktietz at gcc dot gnu.org @ 2014-06-23 16:23 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61585 Kai Tietz <ktietz at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED --- Comment #3 from Kai Tietz <ktietz at gcc dot gnu.org> --- Fixed. ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug libgcc/61585] Subscript-out-of-range in unwind-seh.c? 2014-06-23 9:43 [Bug libgcc/61585] New: Subscript-out-of-range in unwind-seh.c? lh_mouse at 126 dot com ` (2 preceding siblings ...) 2014-06-23 16:23 ` ktietz at gcc dot gnu.org @ 2014-06-27 8:06 ` ebotcazou at gcc dot gnu.org 2014-06-27 8:39 ` ktietz at gcc dot gnu.org 4 siblings, 0 replies; 6+ messages in thread From: ebotcazou at gcc dot gnu.org @ 2014-06-27 8:06 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61585 Eric Botcazou <ebotcazou at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |ebotcazou at gcc dot gnu.org --- Comment #4 from Eric Botcazou <ebotcazou at gcc dot gnu.org> --- Could the fix be applied to all branches? ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug libgcc/61585] Subscript-out-of-range in unwind-seh.c? 2014-06-23 9:43 [Bug libgcc/61585] New: Subscript-out-of-range in unwind-seh.c? lh_mouse at 126 dot com ` (3 preceding siblings ...) 2014-06-27 8:06 ` ebotcazou at gcc dot gnu.org @ 2014-06-27 8:39 ` ktietz at gcc dot gnu.org 4 siblings, 0 replies; 6+ messages in thread From: ktietz at gcc dot gnu.org @ 2014-06-27 8:39 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61585 --- Comment #5 from Kai Tietz <ktietz at gcc dot gnu.org> --- Sure. It isn't urgent as tests have shown that in standard-usage we didn't hit out-of-bounds access. ^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2014-06-27 8:39 UTC | newest] Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2014-06-23 9:43 [Bug libgcc/61585] New: Subscript-out-of-range in unwind-seh.c? lh_mouse at 126 dot com 2014-06-23 9:54 ` [Bug libgcc/61585] " ktietz at gcc dot gnu.org 2014-06-23 16:21 ` ktietz at gcc dot gnu.org 2014-06-23 16:23 ` ktietz at gcc dot gnu.org 2014-06-27 8:06 ` ebotcazou at gcc dot gnu.org 2014-06-27 8:39 ` ktietz at gcc dot gnu.org
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