diff options
| author | Ross Williams <ross@ross-williams.net> | 2019-07-06 04:27:00 +0000 |
|---|---|---|
| committer | Ross Williams <ross@ross-williams.net> | 2019-07-06 04:27:00 +0000 |
| commit | 92258e99e639795f4119a86a1c44d5015b29ffdc (patch) | |
| tree | 8bf0061ff98aeb7a13c55110989aa2b141274b31 | |
| parent | 402e46bb82964366746b86d77eb5afa69c279539 (diff) | |
Specify correct MIB length
Could have resulted in a buffer overflow if the
FreeBSD kernel returned more bytes than expected.
| -rw-r--r-- | freebsd/FreeBSDProcessList.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/freebsd/FreeBSDProcessList.c b/freebsd/FreeBSDProcessList.c index 9fef324a..26019b68 100644 --- a/freebsd/FreeBSDProcessList.c +++ b/freebsd/FreeBSDProcessList.c @@ -121,7 +121,7 @@ ProcessList* ProcessList_new(UsersTable* usersTable, Hashtable* pidWhiteList, ui len = sizeof(fpl->memZfsArc); if (sysctlbyname("kstat.zfs.misc.arcstats.size", &fpl->memZfsArc, &len, NULL, 0) == 0 && fpl->memZfsArc != 0) { - sysctlnametomib("kstat.zfs.misc.arcstats.size", MIB_kstat_zfs_misc_arcstats_size, &len); + len = 5; sysctlnametomib("kstat.zfs.misc.arcstats.size", MIB_kstat_zfs_misc_arcstats_size, &len); fpl->zfsArcEnabled = 1; } else { fpl->zfsArcEnabled = 0; |