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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/xpconnect/tests/unit/test_bug813901.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-upstream.tar.xz firefox-esr-upstream.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | js/xpconnect/tests/unit/test_bug813901.js | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/js/xpconnect/tests/unit/test_bug813901.js b/js/xpconnect/tests/unit/test_bug813901.js new file mode 100644 index 0000000000..433c7872ef --- /dev/null +++ b/js/xpconnect/tests/unit/test_bug813901.js @@ -0,0 +1,23 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +/* See https://bugzilla.mozilla.org/show_bug.cgi?id=813901 */ + +// Make sure that we can't inject __exposedProps__ via the proto of a COW-ed object. + +function checkThrows(expression, sb, regexp) { + var result = Cu.evalInSandbox('(function() { try { ' + expression + '; return "allowed"; } catch (e) { return e.toString(); }})();', sb); + dump('result: ' + result + '\n\n\n'); + Assert.ok(!!regexp.exec(result)); +} + +function run_test() { + + var sb = new Cu.Sandbox('http://www.example.org'); + sb.obj = {foo: 2}; + checkThrows('obj.foo = 3;', sb, /denied/); + Cu.evalInSandbox("var p = {};", sb); + sb.obj.__proto__ = sb.p; + checkThrows('obj.foo = 4;', sb, /denied/); +} |