30 lines
957 B
Diff
30 lines
957 B
Diff
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From d7f45414935e4ef6e3361f02a22876f1ee7a04aa Mon Sep 17 00:00:00 2001
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From: drh <>
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Date: Sun, 16 Feb 2025 10:57:25 +0000
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Subject: [PATCH] Add a typecast to avoid 32-bit integer overflow in the
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concat_ws() function with an enormous separator values and many arguments.
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FossilOrigin-Name: 498e3f1cf57f164fbd8380e92bf91b9f26d6aa05d092fcd135d754abf1e5b1b5
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CVE: CVE-2025-3277
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CVE: CVE-2025-29087
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Upstream-Status: Backport [https://sqlite.org/src/info/498e3f1cf57f164f]
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Signed-off-by: Peter Marko <peter.marko@siemens.com>
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---
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sqlite3.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/sqlite3.c b/sqlite3.c
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index 08c593e55c..24d0d954d9 100644
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--- a/sqlite3.c
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+++ b/sqlite3.c
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@@ -129594,7 +129594,7 @@ static void concatFuncCore(
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for(i=0; i<argc; i++){
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n += sqlite3_value_bytes(argv[i]);
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}
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- n += (argc-1)*nSep;
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+ n += (argc-1)*(i64)nSep;
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z = sqlite3_malloc64(n+1);
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if( z==0 ){
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sqlite3_result_error_nomem(context);
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