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| author | robertswiecki <robert@swiecki.net> | 2023-12-07 06:53:24 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2023-12-07 06:53:24 +0100 |
| commit | 5d924635d460515430e05b382e9f45e70f478a62 (patch) | |
| tree | 8caf8d509fe2395828e7b5666fb1de92f5f98a55 | |
| parent | ed603620dd8c48ab27bcbc0e3cbc373a4839168c (diff) | |
| parent | 47bb7adc5dbc1f2ef67d449b3aadb6c758c44c51 (diff) | |
| download | honggfuzz-5d924635d460515430e05b382e9f45e70f478a62.tar.gz | |
Merge pull request #505 from devnexen/solaris_noaslr
solaris based system, disable process ASLR.
| -rw-r--r-- | Makefile | 4 | ||||
| -rw-r--r-- | posix/arch.c | 25 |
2 files changed, 27 insertions, 2 deletions
@@ -161,8 +161,8 @@ else -Wno-unknown-warning-option -Wno-unknown-pragmas ARCH_LDFLAGS := -L/usr/local/lib -lm ifeq ($(OS),SunOS) - ARCH_CFLAGS += -D_POSIX_C_SOURCE=200809L -D__EXTENSIONS__=1 - ARCH_LDFLAGS += -lkstat -lsocket -lnsl + ARCH_CFLAGS += -m64 -D_POSIX_C_SOURCE=200809L -D__EXTENSIONS__=1 + ARCH_LDFLAGS += -m64 -lkstat -lsocket -lnsl -lkvm endif ifneq ($(REALOS),OpenBSD) ifneq ($(REALOS),Darwin) diff --git a/posix/arch.c b/posix/arch.c index 9e1cc3a0..1c874d72 100644 --- a/posix/arch.c +++ b/posix/arch.c @@ -34,6 +34,9 @@ #include <string.h> #if !defined(__sun) #include <sys/cdefs.h> +#else +#include <kvm.h> +#include <sys/proc.h> #endif #if defined(__FreeBSD__) #include <sys/procctl.h> @@ -202,6 +205,28 @@ bool arch_launchChild(run_t* run) { procctl(P_PID, 0, PROC_ASLR_CTL, &disableRandomization) == -1) { PLOG_D("procctl(PROC_ASLR_CTL, PROC_ASLR_FORCE_DISABLE) failed"); } +#elif defined(__sun) + if (run->global->arch_linux.disableRandomization) { + kvm_t* hd = NULL; + proc_t* cur = NULL; + int enableTrace = PROC_SEC_ASLR; + if ((hd = kvm_open(NULL, NULL, NULL, O_RDWR, NULL)) == NULL) { + PLOG_E("kvm_open() failed"); + return false; + } + + // unlikely but who knows + if ((cur = kvm_getproc(hd, getpid())) == NULL) { + PLOG_E("kvm_getproc() failed"); + kvm_close(hd); + return false; + } + if (secflag_isset(cur->p_secflags.psf_effective, enableTrace)) { + secflag_clear(&cur->p_secflags.psf_effective, enableTrace); + } + kvm_close(hd); + } + #endif /* alarm persists across forks, so disable it here */ alarm(0); |