diff options
| -rw-r--r-- | imap-send.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/imap-send.c b/imap-send.c index 5c7e27a894..ffbf266b2f 100644 --- a/imap-send.c +++ b/imap-send.c @@ -692,6 +692,10 @@ static int parse_response_code(struct imap_store *ctx, struct imap_cmd_cb *cb, } *p++ = 0; arg = next_arg(&s); + if (!arg) { + fprintf(stderr, "IMAP error: empty response code\n"); + return RESP_BAD; + } if (!strcmp("UIDVALIDITY", arg)) { if (!(arg = next_arg(&s)) || !(ctx->uidvalidity = atoi(arg))) { fprintf(stderr, "IMAP error: malformed UIDVALIDITY status\n"); @@ -724,7 +728,8 @@ static int get_cmd_result(struct imap_store *ctx, struct imap_cmd *tcmd) { struct imap *imap = ctx->imap; struct imap_cmd *cmdp, **pcmdp; - char *cmd, *arg, *arg1; + char *cmd; + const char *arg, *arg1; int n, resp, resp2, tag; for (;;) { @@ -732,6 +737,10 @@ static int get_cmd_result(struct imap_store *ctx, struct imap_cmd *tcmd) return RESP_BAD; arg = next_arg(&cmd); + if (!arg) { + fprintf(stderr, "IMAP error: empty response\n"); + return RESP_BAD; + } if (*arg == '*') { arg = next_arg(&cmd); if (!arg) { @@ -807,6 +816,8 @@ static int get_cmd_result(struct imap_store *ctx, struct imap_cmd *tcmd) if (cmdp->cb.cont || cmdp->cb.data) imap->literal_pending = 0; arg = next_arg(&cmd); + if (!arg) + arg = ""; if (!strcmp("OK", arg)) resp = DRV_OK; else { |