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dovecot/SOURCES/dovecot-2.3.16-d7705bc6.patch

18 lines
749 B

diff --git a/src/lib-index/mail-index-sync.c b/src/lib-index/mail-index-sync.c
index 6322ee1869..c847f1cc01 100644
--- a/src/lib-index/mail-index-sync.c
+++ b/src/lib-index/mail-index-sync.c
@@ -544,6 +544,12 @@ static bool mail_index_sync_view_have_any(struct mail_index_view *view,
return TRUE;
mail_transaction_log_get_head(view->index->log, &log_seq, &log_offset);
+ if (log_seq < view->map->hdr.log_file_seq ||
+ ((log_seq == view->map->hdr.log_file_seq &&
+ log_offset < view->map->hdr.log_file_tail_offset))) {
+ /* invalid offsets - let the syncing handle the error */
+ return TRUE;
+ }
if (mail_transaction_log_view_set(view->log_view,
view->map->hdr.log_file_seq,
view->map->hdr.log_file_tail_offset,