Diffusion FreeBSD src repository - subversion rS368772

Add ELF flag to disable ASLR stack gap.
rS368772
Actions

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

Parents

rS368771: proc.h: Reformat P_ and P2_ definitions.

Branches

Unknown

Tags

Unknown

Event Timeline

kib committed rS368772: Add ELF flag to disable ASLR stack gap..Dec 18 2020, 11:14 PM

Changes (6)

Path

Size

head/

sys/

compat/

freebsd32/

kern/

sys/

usr.bin/

elfctl/

elfctl.c

rS368772

View Options

head/sys/compat/freebsd32/freebsd32_misc.c

View Options

head/sys/kern/imgact_elf.c

View Options

head/sys/kern/kern_exec.c

View Options

head/sys/sys/elf_common.h

View Options

head/sys/sys/imgact.h

View Options

head/usr.bin/elfctl/elfctl.c

Add ELF flag to disable ASLR stack gap.rS368772Actions

Description

Details

Event Timeline

Changes (6)

rS368772

head/sys/compat/freebsd32/freebsd32_misc.c

head/sys/kern/imgact_elf.c

head/sys/kern/kern_exec.c

head/sys/sys/elf_common.h

head/sys/sys/imgact.h

head/usr.bin/elfctl/elfctl.c

Add ELF flag to disable ASLR stack gap.
rS368772
Actions