diff options
Diffstat (limited to 'community/mingetty/0003-limit_tty_length.patch')
-rw-r--r-- | community/mingetty/0003-limit_tty_length.patch | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/community/mingetty/0003-limit_tty_length.patch b/community/mingetty/0003-limit_tty_length.patch new file mode 100644 index 00000000000..b477f4cfcd4 --- /dev/null +++ b/community/mingetty/0003-limit_tty_length.patch @@ -0,0 +1,22 @@ +Limit TTY name to size of `buf' buffer + +Patch from <http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=221841>. +--- a/mingetty.c ++++ b/mingetty.c +@@ -138,11 +138,12 @@ + int fd; + + /* Set up new standard input. */ +- if (tty[0] == '/') +- strcpy (buf, tty); +- else { ++ if (tty[0] == '/') { ++ strncpy (buf, tty, sizeof(buf)-1); ++ buf[sizeof(buf)-1] = '\0'; ++ } else { + strcpy (buf, "/dev/"); +- strcat (buf, tty); ++ strncat (buf, tty, sizeof(buf)-strlen(buf)-1); + } + /* There is always a race between this reset and the call to + vhangup() that s.o. can use to get access to your tty. */ |