search for: gnu_relro

Hey, We would like to propose an idea that would help security harden applications that define custom sections. Motivation and Background In Chromium we have a garbage collector that implements some RTTI machinery in the form of a table. This table is used by the collector to trace and finalize garbage collected objects. We're thinking of using __attribute__((section(...))) so that the table

...__________________ > From: llvm-dev <llvm-dev-bounces at lists.llvm.org> on behalf of Anton > Bikineev via llvm-dev <llvm-dev at lists.llvm.org> > Sent: 26 March 2020 19:46 > To: llvm-dev at lists.llvm.org > Subject: [llvm-dev] [lld] RFC: Allow custom sections to be under GNU_RELRO > > Hey, > > We would like to propose an idea that would help security harden > applications that define custom sections. > > Motivation and Background > In Chromium we have a garbage collector that implements some RTTI > machinery in the form of a table. This table is us...

...b28 R 1000 LOAD 0x0000000001012000 0xffffffff81013000 0xffffffff81013000 0x000000000012ae30 0x0000000000331e30 RW 1000 DYNAMIC 0x0000000001012000 0xffffffff81013000 0xffffffff81013000 0x0000000000000080 0x0000000000000080 RW 8 GNU_RELRO 0x0000000001012000 0xffffffff81013000 0xffffffff81013000 0x0000000000000080 0x0000000000000080 R 1 GNU_STACK 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 RW 0 ld output of the same: Program H...