doc/share/security/patches/SA-04:15/syscons.patch
Bjoern A. Zeeb 3571e53040 Import FreeBSD Security Advisories and Errata Notices, as well as their
patches for easier mirroring, to eliminate a special copy, to make
www.freebsd.org/security a full copy of security.freebsd.org and be
eventually be the same.

For now files are just sitting there.   The symlinks are missing.

Discussed on:	www (repository location)
Discussed with:	simon (so)
2012-08-15 06:19:40 +00:00

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Index: sys/dev/syscons/syscons.c
===================================================================
RCS file: /home/ncvs/src/sys/dev/syscons/syscons.c,v
retrieving revision 1.409
diff -u -r1.409 syscons.c
--- sys/dev/syscons/syscons.c 29 Oct 2003 20:48:13 -0000 1.409
+++ sys/dev/syscons/syscons.c 4 Oct 2004 16:41:41 -0000
@@ -855,14 +855,16 @@
scrshot_t *ptr = (scrshot_t *)data;
void *outp = ptr->buf;
+ if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0)
+ return EINVAL;
s = spltty();
if (ISGRAPHSC(scp)) {
splx(s);
return EOPNOTSUPP;
}
hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0;
- if ((ptr->x + ptr->xsize) > scp->xsize ||
- (ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) {
+ if (((u_int)ptr->x + ptr->xsize) > scp->xsize ||
+ ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) {
splx(s);
return EINVAL;
}