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pgsql: Fix overrun when comparing with unterminated ICU language string

From:	Jeff Davis <jdavis(at)postgresql(dot)org>
To:	pgsql-committers(at)lists(dot)postgresql(dot)org
Subject:	pgsql: Fix overrun when comparing with unterminated ICU language string
Date:	2026-04-13 18:34:37
Message-ID:	E1wCM7I-000p8x-2a@gemulon.postgresql.org
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Lists:	pgsql-committers

Fix overrun when comparing with unterminated ICU language string.

The overrun was introduced in commit c4ff35f10.

Author: Andreas Karlsson <andreas(at)proxel(dot)se>
Reported-by: Alexander Lakhin <exclusion(at)gmail(dot)com>
Discussion: https://postgr.es/m/96d80a47-f17f-42fa-82b1-2908efbd6541@gmail.com
Backpatch-through: 18

Branch
------
master

Modified Files
--------------
src/backend/utils/adt/pg_locale_icu.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

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