From 0f75b2ad2e23107f8112b6dcd4785eeef6cc34aa Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 20 Jun 2024 05:56:58 +0200 Subject: Merging upstream version 2:9.1.0496. Signed-off-by: Daniel Baumann --- src/testdir/test_xxd.vim | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'src/testdir/test_xxd.vim') diff --git a/src/testdir/test_xxd.vim b/src/testdir/test_xxd.vim index 7a2771e..a91a1fc 100644 --- a/src/testdir/test_xxd.vim +++ b/src/testdir/test_xxd.vim @@ -411,6 +411,22 @@ func Test_xxd_max_cols() endfor endfunc + +" This used to trigger a buffer overflow (#14738) +func Test_xxd_buffer_overflow() + CheckUnix + if system('file ' .. s:xxd_cmd) =~ '32-bit' + throw 'Skipped: test only works on 64-bit architecture' + endif + new + let input = repeat('A', 256) + call writefile(['-9223372036854775808: ' . repeat("\e[1;32m41\e[0m ", 256) . ' ' . repeat("\e[1;32mA\e[0m", 256)], 'Xxdexpected', 'D') + exe 'r! printf ' . input . '| ' . s:xxd_cmd . ' -Ralways -g1 -c256 -d -o 9223372036854775808 > Xxdout' + call assert_equalfile('Xxdexpected', 'Xxdout') + call delete('Xxdout') + bwipe! +endfunc + " -c0 selects the format specific default column value, as if no -c was given " except for -ps, where it disables extra newlines func Test_xxd_c0_is_def_cols() -- cgit v1.2.3