diff options
author | Bram Moolenaar <Bram@vim.org> | 2023-04-04 22:04:53 +0100 |
---|---|---|
committer | Bram Moolenaar <Bram@vim.org> | 2023-04-04 22:04:53 +0100 |
commit | 23a971da506249fc8388f06cd5c011b83406ac5c (patch) | |
tree | d9db98b1ba14c6f162011a63fb0fbb65c3b17e0c | |
parent | cde8de034524d00aba4ff4142e658baff511e12d (diff) |
patch 9.0.1440: "rvim" can execute a shell through :diffpatchv9.0.1440
Problem: "rvim" can execute a shell through :diffpatch.
Solution: Disallow the shell "patch" command.
-rw-r--r-- | src/diff.c | 6 | ||||
-rw-r--r-- | src/testdir/test_diffmode.vim | 15 | ||||
-rw-r--r-- | src/version.c | 2 |
3 files changed, 22 insertions, 1 deletions
diff --git a/src/diff.c b/src/diff.c index a46f0bf81e..1873767106 100644 --- a/src/diff.c +++ b/src/diff.c @@ -1310,6 +1310,9 @@ ex_diffpatch(exarg_T *eap) else #endif { + if (check_restricted()) + goto theend; + // Build the patch command and execute it. Ignore errors. Switch to // cooked mode to allow the user to respond to prompts. vim_snprintf((char *)buf, buflen, "patch -o %s %s < %s", @@ -1380,7 +1383,8 @@ ex_diffpatch(exarg_T *eap) // Do filetype detection with the new name. if (au_has_group((char_u *)"filetypedetect")) - do_cmdline_cmd((char_u *)":doau filetypedetect BufRead"); + do_cmdline_cmd( + (char_u *)":doau filetypedetect BufRead"); } } } diff --git a/src/testdir/test_diffmode.vim b/src/testdir/test_diffmode.vim index d60de5046c..cb042e115a 100644 --- a/src/testdir/test_diffmode.vim +++ b/src/testdir/test_diffmode.vim @@ -736,6 +736,21 @@ func Test_diffpatch() bwipe! endfunc +" FIXME: test fails, the Xresult file can't be read +func No_Test_diffpatch_restricted() + let lines =<< trim END + call assert_fails('diffpatch NoSuchDiff', 'E145:') + + call writefile(v:errors, 'Xresult') + qa! + END + call writefile(lines, 'Xrestricted', 'D') + if RunVim([], [], '-Z --clean -S Xrestricted') + call assert_equal([], readfile('Xresult')) + endif + call delete('Xresult') +endfunc + func Test_diff_too_many_buffers() for i in range(1, 8) exe "new Xtest" . i diff --git a/src/version.c b/src/version.c index 5cace2e388..853ea5f181 100644 --- a/src/version.c +++ b/src/version.c @@ -696,6 +696,8 @@ static char *(features[]) = static int included_patches[] = { /* Add new patch number below this line */ /**/ + 1440, +/**/ 1439, /**/ 1438, |