Diffusion FreeBSD src repository 673e2dd65215

Add ELF flag to disable ASLR stack gap.
673e2dd65215
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Description

Add ELF flag to disable ASLR stack gap.

Also centralize and unify checks to enable ASLR stack gap in a new
helper exec_stackgap().

PR: 239873
Sponsored by: The FreeBSD Foundation
MFC after: 1 week

Details

Provenance

kib	Authored on Dec 18 2020, 11:14 PM

Parents

rGc5354d593df9: proc.h: Reformat P_ and P2_ definitions.

Branches

Unknown

Tags

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Event Timeline

kib mentioned this in rGed52452d6e52: MFC r368772:.Dec 25 2020, 1:50 PM

Changes (6)

Path

Size

sys/

compat/

freebsd32/

kern/

sys/

usr.bin/

elfctl/

elfctl.c

rG673e2dd65215

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sys/compat/freebsd32/freebsd32_misc.c

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sys/kern/imgact_elf.c

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sys/kern/kern_exec.c

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sys/sys/elf_common.h

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sys/sys/imgact.h

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Add ELF flag to disable ASLR stack gap.673e2dd65215Actions

Description

Details

Event Timeline

Changes (6)

rG673e2dd65215

sys/compat/freebsd32/freebsd32_misc.c

sys/kern/imgact_elf.c

sys/kern/kern_exec.c

sys/sys/elf_common.h

sys/sys/imgact.h

usr.bin/elfctl/elfctl.c

Add ELF flag to disable ASLR stack gap.
673e2dd65215
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