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Red Hat Bugzilla – Attachment 207411 Details for
Bug 307531
gtk-vnc uses bogus mmap flags for use with swapcontext
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[patch]
Fix mmap flags to avoid execmem errors.
gtk-vnc-0.2.0-execmem.patch (text/plain), 597 bytes, created by
Daniel Berrangé
on 2007-09-26 19:53:56 UTC
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Description:
Fix mmap flags to avoid execmem errors.
Filename:
MIME Type:
Creator:
Daniel Berrangé
Created:
2007-09-26 19:53:56 UTC
Size:
597 bytes
patch
obsolete
>diff -rup gtk-vnc-0.2.0.orig/src/coroutine.c gtk-vnc-0.2.0.new/src/coroutine.c >--- gtk-vnc-0.2.0.orig/src/coroutine.c 2007-09-13 17:11:29.000000000 -0400 >+++ gtk-vnc-0.2.0.new/src/coroutine.c 2007-09-26 15:48:23.000000000 -0400 >@@ -44,8 +44,8 @@ int coroutine_init(struct coroutine *co) > > co->cc.stack_size = co->stack_size; > co->cc.stack = mmap(0, co->stack_size, >- PROT_READ | PROT_WRITE | PROT_EXEC, >- MAP_SHARED | MAP_ANONYMOUS | MAP_GROWSDOWN, >+ PROT_READ | PROT_WRITE, >+ MAP_PRIVATE | MAP_ANONYMOUS, > -1, 0); > if (co->cc.stack == MAP_FAILED) > return -1;
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