autofs-5.1.8 - fail on empty replicated host name From: Ian Kent If a mount location host (or hosts) has an empty host name it has to be a mistake so fail the automount request. Signed-off-by: Ian Kent --- CHANGELOG | 1 + modules/parse_sun.c | 18 ++++++++++++++++++ 2 files changed, 19 insertions(+) --- autofs-5.1.4.orig/CHANGELOG +++ autofs-5.1.4/CHANGELOG @@ -105,6 +105,7 @@ - fix concat_options() error handling. - fix minus only option handling in concat_options(). - fix incorrect path for is_mounted() in try_remount(). +- fail on empty replicated host name. xx/xx/2018 autofs-5.1.5 - fix flag file permission. --- autofs-5.1.4.orig/modules/parse_sun.c +++ autofs-5.1.4/modules/parse_sun.c @@ -924,6 +924,12 @@ static int validate_location(unsigned in if (*ptr == ':') return 1; + /* Fail on replicated entry with empty first host name */ + if (*ptr == ',') { + error(logopt, "missing first host name in location %s", loc); + return 0; + } + /* * If a ':/' is present now it must be a host name, except * for those special file systems like sshfs which use "#" @@ -960,6 +966,18 @@ static int validate_location(unsigned in "found in location %s", *ptr, loc); return 0; } + + /* Fail on replicated entry with empty host name */ + if (*ptr == ',') { + char next = *(ptr + 1); + + if (next == ',' || next == ':') { + error(logopt, + "missing host name in location %s", loc); + return 0; + } + } + ptr++; }