diff options
Diffstat (limited to 'options/m_config.c')
| -rw-r--r-- | options/m_config.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/options/m_config.c b/options/m_config.c index 5925b7a159..f4179e08cf 100644 --- a/options/m_config.c +++ b/options/m_config.c @@ -42,6 +42,8 @@ static const union m_option_value default_value; // Profiles allow to predefine some sets of options that can then // be applied later on with the internal -profile option. #define MAX_PROFILE_DEPTH 20 +// Maximal include depth. +#define MAX_RECURSION_DEPTH 8 struct m_profile { struct m_profile *next; @@ -66,8 +68,14 @@ static int parse_include(struct m_config *config, struct bstr param, bool set, return M_OPT_MISSING_PARAM; if (!set) return 1; + if (config->recursion_depth >= MAX_RECURSION_DEPTH) { + MP_ERR(config, "Maximum 'include' nesting depth exceeded.\n"); + return M_OPT_INVALID; + } char *filename = bstrdup0(NULL, param); + config->recursion_depth += 1; config->includefunc(config->includefunc_ctx, filename, flags); + config->recursion_depth -= 1; talloc_free(filename); return 1; } |