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Fix a potential buffer overflow in the ICU upper() function.

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FossilOrigin-Name: b8dc1b9f5d413000387bfe784b69f5d0ee5c0489
This commit is contained in:
drh
2016-02-26 21:20:57 +00:00
parent fe663fdecb
commit 88a1650859
4 changed files with 46 additions and 29 deletions
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9
test/icu.test
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@@ -72,6 +72,10 @@ test_expr icu-2.6 {i1=$::OGRAVE} {upper(i1)} $::OGRAVE
test_expr icu-2.7 {i1=$::szlig} {upper(i1)} "SS"
test_expr icu-2.8 {i1='SS'} {lower(i1)} "ss"
do_execsql_test icu-2.9 {
SELECT upper(char(0xfb04,0xfb04,0xfb04,0xfb04));
} {FFLFFLFFLFFL}
# In turkish (locale="tr_TR"), the lower case version of I
# is "small dotless i" (code point 0x131 (decimal 305)).
#
@@ -133,4 +137,9 @@ do_catchsql_test icu-5.4 {
do_catchsql_test icu-5.4 { SELECT 'abc' REGEXP } {1 {near " ": syntax error}}
do_catchsql_test icu-5.5 { SELECT 'abc' REGEXP, 1 } {1 {near ",": syntax error}}
do_malloc_test icu-6.10 -sqlbody {
SELECT upper(char(0xfb04,0xdf,0xfb04,0xe8,0xfb04));
}
finish_test