From f05d49cfbda927a618123ccc787b52640baed5e3 Mon Sep 17 00:00:00 2001 From: Marius Dinu Date: Sat, 9 Nov 2024 19:20:47 +0200 Subject: [PATCH] menuconfig: add help description for Stack Smashing Protection options MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Descriptions taken from: https://wiki.osdev.org/Stack_Smashing_Protector Signed-off-by: Marius Dinu Link: https://github.com/openwrt/openwrt/pull/16897 Signed-off-by: Christian Marangi (cherry picked from commit cbf7be9fb37baaaf7ee5c2b6315028bd47c764bc) Link: https://github.com/openwrt/openwrt/pull/17097 Signed-off-by: Petr Å tetiar --- config/Config-build.in | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/config/Config-build.in b/config/Config-build.in index 41c1daccd9..481be0bb6c 100644 --- a/config/Config-build.in +++ b/config/Config-build.in @@ -295,12 +295,22 @@ menu "Global build settings" Enable GCC Stack Smashing Protection (SSP) for userspace applications config PKG_CC_STACKPROTECTOR_NONE bool "None" + help + No stack smashing protection. config PKG_CC_STACKPROTECTOR_REGULAR bool "Regular" + help + Protects functions with vulnerable objects. + This includes functions with buffers larger than 8 bytes or calls to alloca. config PKG_CC_STACKPROTECTOR_STRONG bool "Strong" + help + Like Regular, but also protects functions with + local arrays or references to local frame addresses. config PKG_CC_STACKPROTECTOR_ALL bool "All" + help + Protects all functions. endchoice choice @@ -310,10 +320,18 @@ menu "Global build settings" Enable GCC Stack-Smashing Protection (SSP) for the kernel config KERNEL_CC_STACKPROTECTOR_NONE bool "None" + help + No stack smashing protection. config KERNEL_CC_STACKPROTECTOR_REGULAR bool "Regular" + help + Protects functions with vulnerable objects. + This includes functions with buffers larger than 8 bytes or calls to alloca. config KERNEL_CC_STACKPROTECTOR_STRONG bool "Strong" + help + Like Regular, but also protects functions with + local arrays or references to local frame addresses. endchoice config KERNEL_STACKPROTECTOR -- 2.30.2