From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1944) id 612B43852C47; Wed, 23 Nov 2022 14:39:46 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 612B43852C47 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1669214386; bh=BQbz8vaw5x9UHc2rxfaH5sfTQo14j7WvW2TYiLdJAdY=; h=From:To:Subject:Date:From; b=wj5Xpuw72ByKJ8XIogl6EL420ijU7IpjICGxcp9zrooAF4HwZZfBneoIlOP/AxzjA tD2D9tabZeO6rt2utUwG5xs4SKS/275znVhEF9BpOXKoTl2wMOPFoHNBYJpq6mWVnj LDGivQAx8LCBu2jDrPA5OE+XJInwz9USh/A88Z2g= Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Szabolcs Nagy To: glibc-cvs@sourceware.org Subject: [glibc/arm/morello/main] Fix off-by-one OOB read in elf/tst-tls20 X-Act-Checkin: glibc X-Git-Author: Szabolcs Nagy X-Git-Refname: refs/heads/arm/morello/main X-Git-Oldrev: 44d649d3c4051391782d8c893004dd7efec2ce70 X-Git-Newrev: 65c576e7e58d99d80e294e6c0c02a530ca9375fb Message-Id: <20221123143946.612B43852C47@sourceware.org> Date: Wed, 23 Nov 2022 14:39:46 +0000 (GMT) List-Id: https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=65c576e7e58d99d80e294e6c0c02a530ca9375fb commit 65c576e7e58d99d80e294e6c0c02a530ca9375fb Author: Szabolcs Nagy Date: Tue Oct 11 13:07:59 2022 +0100 Fix off-by-one OOB read in elf/tst-tls20 The int mods[nmods] array on the stack was overread by one. Diff: --- elf/tst-tls20.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/elf/tst-tls20.c b/elf/tst-tls20.c index ce4635eeb1..9cebe22a40 100644 --- a/elf/tst-tls20.c +++ b/elf/tst-tls20.c @@ -264,7 +264,7 @@ do_test_dependency (void) xdlclose (moddep); } - for (int n = 1; n <= nmods; n++) + for (int n = 1; n < nmods; n++) if (mods[n] != 0) unload_mod (n); } @@ -342,7 +342,7 @@ do_test_invalid_dependency (bool bind_now) xdlclose (moddep); } - for (int n = 1; n <= nmods; n++) + for (int n = 1; n < nmods; n++) if (mods[n] != 0) unload_mod (n); }