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D61255.1794649660.diff
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diff --git a/sbin/restore/tape.c b/sbin/restore/tape.c
--- a/sbin/restore/tape.c
+++ b/sbin/restore/tape.c
@@ -286,6 +286,12 @@
fprintf(stderr, "Cannot find file dump list\n");
done(1);
}
+ if (spcl.c_count < 0 ||
+ (ino_t)spcl.c_count * TP_BSIZE * NBBY + 1 > maxino) {
+ fprintf(stderr, "Corrupted dump: list of dumped files is "
+ "larger than the file system\n");
+ done(1);
+ }
map = calloc((unsigned)1, (unsigned)howmany(maxino, NBBY));
if (map == (char *)NULL)
panic("no memory for file dump list\n");

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