If read_key is feeded by STRG + KEY_LEFT you run into the while(1) loop and corrupt memory through esc array. Force return if index gets too high. Signed-off-by: Jan Weitzel <j.weitzel@xxxxxxxxx> --- lib/readkey.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/lib/readkey.c b/lib/readkey.c index a42d1cb..895db82 100644 --- a/lib/readkey.c +++ b/lib/readkey.c @@ -67,6 +67,8 @@ int read_key(void) esc[i] = getc(); if (esc[i++] == '~') break; + if (i == 5) + return -1; } } esc[i] = 0; -- 1.7.0.4 _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
