diff options
| author | Heinrich Schuchardt <xypron.glpk@gmx.de> | 2020-12-27 15:46:00 +0100 |
|---|---|---|
| committer | Heinrich Schuchardt <xypron.glpk@gmx.de> | 2020-12-29 02:09:04 +0100 |
| commit | e434311dbaf1e79b09ac01dce198499e328549f8 (patch) | |
| tree | 957cc2d9e4d7d83fcc8f24fad1ffc74a50e00b41 /lib | |
| parent | 9abb01af749f61de8467de05a27f7262fb1dec7b (diff) | |
efi_loader: avoid invalid free
load_options passed from do_efibootmgr() to do_bootefi_exec() may contain
invalid data from the stack which will lead to an invalid free().
Fixes: 0ad64007feb9 ("efi_loader: set load options in boot manager")
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/efi_loader/efi_bootmgr.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/efi_loader/efi_bootmgr.c b/lib/efi_loader/efi_bootmgr.c index 61dc72a23d..d3be2f94c6 100644 --- a/lib/efi_loader/efi_bootmgr.c +++ b/lib/efi_loader/efi_bootmgr.c @@ -275,7 +275,7 @@ static efi_status_t try_load_entry(u16 n, efi_handle_t *handle, memcpy(*load_options, lo.optional_data, size); ret = efi_set_load_options(*handle, size, *load_options); } else { - load_options = NULL; + *load_options = NULL; } error: |