30 lines
953 B
Diff
30 lines
953 B
Diff
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From 7003b1922263ee4b6131fd458537808ccae22f41 Mon Sep 17 00:00:00 2001
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From: "D. Richard Hipp" <drh@hwaci.com>
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Date: Tue, 5 Mar 2019 23:49:17 +0000
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Subject: [PATCH 1002/1009] Fix a potential 32-bit integer overflow in the
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"showdb" utility program when it is trying to interpret a corrupt database
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file.
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https://github.com/mackyle/sqlite/commit/7003b1922263ee4b6131fd458537808ccae22f41
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---
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tool/showdb.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/tool/showdb.c b/tool/showdb.c
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index ba7a362..cb6ddab 100644
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--- a/tool/showdb.c
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+++ b/tool/showdb.c
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@@ -828,7 +828,7 @@ static void page_usage_cell(
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while( ovfl && (cnt++)<g.mxPage ){
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page_usage_msg(ovfl, "overflow %d from cell %d of page %d",
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cnt, cellno, pgno);
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- a = fileRead((ovfl-1)*g.pagesize, 4);
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+ a = fileRead((ovfl-1)*(sqlite3_int64)g.pagesize, 4);
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ovfl = decodeInt32(a);
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sqlite3_free(a);
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}
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--
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1.8.3.1
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