ExecutableStacks

Differences between revisions 11 and 12

There are still some programs that have executable stack regions.

open bugs in LP
check an ELF binary: "readelf -lW $BIN | grep GNU_STACK" shows with "E" flag.
Gentoo write-up of what to do: http://www.gentoo.org/proj/en/hardened/gnu-stack.xml
-Wl,-z,noexecstack will change the behavior of compiler's asm-without-stack-markings defaults.

Main/Restricted Packages

Originally generated from the ELF files with executable stacks in Karmic main.

Uses Nested Functions which compiler generates as trampolines on the stack.

SecurityTeam/Roadmap/ExecutableStacks (last edited 2017-08-22 14:25:31 by jdstrand)

-  ⇤ ← Revision 11 as of 2009-08-03 17:12:33 → 
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+   ← Revision 12 as of 2009-08-03 17:20:48 → ⇥
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-  * -Wl,-z,noexecstack will change the behavior of asm without stack markings.
+  * -Wl,-z,noexecstack will change the [[http://sourceware.org/ml/binutils/2003-05/msg00741.html|behavior]] of compiler's asm-without-stack-markings defaults.