Page Menu
Home
FreeBSD
Search
Configure Global Search
Log In
Files
F162638786
D57976.diff
No One
Temporary
Actions
View File
Edit File
Delete File
View Transforms
Subscribe
Mute Notifications
Flag For Later
Award Token
Size
837 B
Referenced Files
None
Subscribers
None
D57976.diff
View Options
diff --git a/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c b/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c
--- a/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c
+++ b/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c
@@ -14276,6 +14276,18 @@
return (-1);
}
+ if (sec->dofs_offset < sizeof (dof_hdr_t)) {
+ dtrace_dof_error(dof, "section overlaps header");
+ return (-1);
+ }
+
+ if (sec->dofs_offset + sec->dofs_size > dof->dofh_secoff &&
+ sec->dofs_offset < dof->dofh_secoff +
+ dof->dofh_secnum * dof->dofh_secsize) {
+ dtrace_dof_error(dof, "invalid section offset");
+ return (-1);
+ }
+
if (sec->dofs_type == DOF_SECT_STRTAB && *((char *)daddr +
sec->dofs_offset + sec->dofs_size - 1) != '\0') {
dtrace_dof_error(dof, "non-terminating string table");
File Metadata
Details
Attached
Mime Type
text/plain
Expires
Thu, Jul 16, 7:28 AM (11 h, 57 m)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
34577703
Default Alt Text
D57976.diff (837 B)
Attached To
Mode
D57976: dtrace: Fix DOF section bounds validation
Attached
Detach File
Event Timeline
Log In to Comment