1 files changed, 2 insertions, 0 deletions

diff --git a/libbb/process_escape_sequence.c b/libbb/process_escape_sequence.c
index e6b5fc995..9b57ff99e 100644
--- a/libbb/process_escape_sequence.c
+++ b/libbb/process_escape_sequence.c
@@ -52,6 +52,8 @@ char bb_process_escape_sequence(const char **ptr)
                         r = n * 16 + hextobin(*q);
                 } else if (isodigit(*q)) {
                         r = n * 8 + octtobin(*q);
+                } else {
+                        break;
                 }
                 if (r <= UCHAR_MAX) {
                         n = r;