diff options
Diffstat (limited to 'config.c')
-rw-r--r-- | config.c | 13 |
1 files changed, 13 insertions, 0 deletions
@@ -3083,6 +3083,8 @@ static int section_name_is_ok(const char *name) return 1; } +#define GIT_CONFIG_MAX_LINE_LEN (512 * 1024) + /* if new_name == NULL, the section is removed instead */ static int git_config_copy_or_rename_section_in_file(const char *config_filename, const char *old_name, @@ -3097,6 +3099,7 @@ static int git_config_copy_or_rename_section_in_file(const char *config_filename struct stat st; struct strbuf copystr = STRBUF_INIT; struct config_store_data store; + uint32_t line_nr = 0; memset(&store, 0, sizeof(store)); @@ -3137,6 +3140,16 @@ static int git_config_copy_or_rename_section_in_file(const char *config_filename size_t i, length; int is_section = 0; char *output = buf.buf; + + line_nr++; + + if (buf.len >= GIT_CONFIG_MAX_LINE_LEN) { + ret = error(_("refusing to work with overly long line " + "in '%s' on line %"PRIuMAX), + config_filename, (uintmax_t)line_nr); + goto out; + } + for (i = 0; buf.buf[i] && isspace(buf.buf[i]); i++) ; /* do nothing */ if (buf.buf[i] == '[') { |