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authorJon Murphy <jpmurphy@google.com>2022-10-04 14:30:55 -0600
committerChromeos LUCI <chromeos-scoped@luci-project-accounts.iam.gserviceaccount.com>2022-10-05 07:13:23 +0000
commitff8bb2d968b414d78b56e63499f33a0bfbedca02 (patch)
treea7b5f7519868caa1f42aa2be22dbdcfa824d0592 /futility
parent6a33a0fca3e4f5cd9c3b3fd4ac0b5b8c7ffc018e (diff)
downloadvboot-ff8bb2d968b414d78b56e63499f33a0bfbedca02.tar.gz
futility: Address double freestabilize-15167.B
The body_sig pointer is being freed twice. This can lead to indeterminate behavior and could corrupt memory. Remove superfluous free to avoid memory corruption. BUG=b:250952592 TEST=NA BRANCH=None Change-Id: Ie4c11e940653550e24829f253d05be08d74620f6 Signed-off-by: Jon Murphy <jpmurphy@google.com> Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/vboot_reference/+/3935032 Reviewed-by: Julius Werner <jwerner@chromium.org> Reviewed-by: Hsuan Ting Chen <roccochen@chromium.org> Commit-Queue: Julius Werner <jwerner@chromium.org> Reviewed-by: Hung-Te Lin <hungte@chromium.org>
Diffstat (limited to 'futility')
-rw-r--r--futility/cmd_sign.c1
-rw-r--r--futility/file_type_bios.c1
2 files changed, 0 insertions, 2 deletions
diff --git a/futility/cmd_sign.c b/futility/cmd_sign.c
index 8ffd7034..383d39d7 100644
--- a/futility/cmd_sign.c
+++ b/futility/cmd_sign.c
@@ -292,7 +292,6 @@ int ft_sign_raw_firmware(const char *name, void *data)
sign_option.flags);
if (!preamble) {
fprintf(stderr, "Error creating firmware preamble.\n");
- free(body_sig);
goto done;
}
diff --git a/futility/file_type_bios.c b/futility/file_type_bios.c
index ab20adb0..e900f271 100644
--- a/futility/file_type_bios.c
+++ b/futility/file_type_bios.c
@@ -261,7 +261,6 @@ static int write_new_preamble(struct bios_area_s *vblock,
vblock->flags);
if (!preamble) {
ERROR("Error creating firmware preamble.\n");
- free(body_sig);
goto end;
}