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96d6bf |
diff -ru cronie-1.5.2/anacron/readtab.c cronie-1.5.2_patched/anacron/readtab.c
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--- cronie-1.5.2/anacron/readtab.c 2017-09-14 13:53:21.000000000 +0200
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+++ cronie-1.5.2_patched/anacron/readtab.c 2018-09-07 15:13:17.752498050 +0200
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@@ -134,8 +134,19 @@
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var_len = (int)strlen(env_var);
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val_len = (int)strlen(value);
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+ if (!var_len) {
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+ return;
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+ }
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+
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er = obstack_alloc(&tab_o, sizeof(env_rec));
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+ if (er == NULL) {
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+ die_e("Cannot allocate memory.");
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+ }
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+
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er->assign = obstack_alloc(&tab_o, var_len + 1 + val_len + 1);
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+ if (er->assign == NULL) {
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+ die_e("Cannot allocate memory.");
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+ }
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strcpy(er->assign, env_var);
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er->assign[var_len] = '=';
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strcpy(er->assign + var_len + 1, value);
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@@ -167,15 +178,24 @@
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return;
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}
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jr = obstack_alloc(&tab_o, sizeof(job_rec));
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+ if (jr == NULL) {
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+ die_e("Cannot allocate memory.");
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+ }
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jr->period = period;
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jr->named_period = 0;
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delay += random_number;
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jr->delay = delay;
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jr->tab_line = line_num;
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jr->ident = obstack_alloc(&tab_o, ident_len + 1);
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+ if (jr->ident == NULL) {
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+ die_e("Cannot allocate memory.");
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+ }
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strcpy(jr->ident, ident);
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jr->arg_num = job_arg_num(ident);
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jr->command = obstack_alloc(&tab_o, command_len + 1);
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+ if (jr->command == NULL) {
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+ die_e("Cannot allocate memory.");
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+ }
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strcpy(jr->command, command);
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jr->job_pid = jr->mailer_pid = 0;
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if (last_job_rec != NULL) last_job_rec->next = jr;
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@@ -208,6 +228,9 @@
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}
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jr = obstack_alloc(&tab_o, sizeof(job_rec));
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+ if (jr == NULL) {
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+ die_e("Cannot allocate memory.");
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+ }
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if (!strncmp ("@monthly", periods, 8)) {
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jr->named_period = 1;
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} else if (!strncmp("@yearly", periods, 7) || !strncmp("@annually", periods, 9) || !strncmp(/* backwards compat misspelling */"@annualy", periods, 8)) {
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@@ -225,9 +248,15 @@
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jr->delay = delay;
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jr->tab_line = line_num;
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jr->ident = obstack_alloc(&tab_o, ident_len + 1);
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+ if (jr->ident == NULL) {
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+ die_e("Cannot allocate memory.");
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+ }
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strcpy(jr->ident, ident);
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jr->arg_num = job_arg_num(ident);
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jr->command = obstack_alloc(&tab_o, command_len + 1);
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+ if (jr->command == NULL) {
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+ die_e("Cannot allocate memory.");
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+ }
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strcpy(jr->command, command);
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jr->job_pid = jr->mailer_pid = 0;
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if (last_job_rec != NULL) last_job_rec->next = jr;
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diff -ru cronie-1.5.2/anacron/runjob.c cronie-1.5.2_patched/anacron/runjob.c
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--- cronie-1.5.2/anacron/runjob.c 2018-01-24 17:02:33.000000000 +0100
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+++ cronie-1.5.2_patched/anacron/runjob.c 2018-09-07 15:13:17.752498050 +0200
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@@ -104,9 +104,44 @@
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static void
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xputenv(const char *s)
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{
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- char *copy = strdup (s);
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- if (!copy) die_e("Not enough memory to set the environment");
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- if (putenv(copy)) die_e("Can't set the environment");
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+ char *name = NULL, *val = NULL;
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+ char *eq_ptr;
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+ const char *errmsg;
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+ size_t eq_index;
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+
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+ if (s == NULL) {
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+ die_e("Invalid environment string");
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+ }
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+
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+ eq_ptr = strchr(s, '=');
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+ if (eq_ptr == NULL) {
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+ die_e("Invalid environment string");
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+ }
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+
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+ eq_index = (size_t) (eq_ptr - s);
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+
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+ name = malloc((eq_index + 1) * sizeof(char));
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+ if (name == NULL) {
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+ die_e("Not enough memory to set the environment");
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+ }
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+
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+ val = malloc((strlen(s) - eq_index) * sizeof(char));
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+ if (val == NULL) {
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+ die_e("Not enough memory to set the environment");
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+ }
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+
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+ strncpy(name, s, eq_index);
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+ name[eq_index] = '\0';
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+ strcpy(val, s + eq_index + 1);
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+
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+ if (setenv(name, val, 1)) {
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+ die_e("Can't set the environment");
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+ }
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+
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+ free(name);
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+ free(val);
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+ return;
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+
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}
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static void
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diff -ru cronie-1.5.2/src/entry.c cronie-1.5.2_patched/src/entry.c
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--- cronie-1.5.2/src/entry.c 2017-09-14 13:53:21.000000000 +0200
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+++ cronie-1.5.2_patched/src/entry.c 2018-09-07 15:13:17.752498050 +0200
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@@ -131,8 +131,10 @@
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goto eof;
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}
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ch = get_char(file);
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- if (ch == EOF)
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+ if (ch == EOF) {
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+ free(e);
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return NULL;
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+ }
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}
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if (ch == '@') {
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