[ Upstream commit
a3b7039bb2b22fcd2ad20d59c00ed4e606ce3754 ]
Buffer 'new_argv' is accessed without bound check after accessing with
bound check via 'new_argc' index.
Fixes:
e298f3b49def ("kconfig: add built-in function support")
Co-developed-by: Ivanov Mikhail <ivanov.mikhail1@huawei-partners.com>
Signed-off-by: Konstantin Meskhidze <konstantin.meskhidze@huawei.com>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
p++;
}
+
+ if (new_argc >= FUNCTION_MAX_ARGS)
+ pperror("too many function arguments");
new_argv[new_argc++] = prev;
/*