2008-05-29 Pavel Roskin <proski@gnu.org>

* disk/lvm.c (grub_lvm_scan_device): Check for the buffer end
	when scanning metadata for volume group name.
This commit is contained in:
proski 2008-05-30 03:57:16 +00:00
parent 528ad8f272
commit d1dff95dc7
2 changed files with 7 additions and 1 deletions

View file

@ -1,5 +1,8 @@
2008-05-29 Pavel Roskin <proski@gnu.org>
* disk/lvm.c (grub_lvm_scan_device): Check for the buffer end
when scanning metadata for volume group name.
* include/grub/script.h: Don't include grub_script.tab.h. It's
a generated file, which may only be included from the files with
DEPENDENCIES rules in the makefile. Don't use typedef YYSTYPE,

View file

@ -302,9 +302,12 @@ grub_lvm_scan_device (const char *name)
rlocn = mdah->raw_locns;
p = q = metadatabuf + grub_le_to_cpu64 (rlocn->offset);
while (*q != ' ')
while (*q != ' ' && q < metadatabuf + mda_size)
q++;
if (q == metadatabuf + mda_size)
goto fail2;
vgname_len = q - p;
vgname = grub_malloc (vgname_len + 1);
if (!vgname)