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authorMimi Zohar <zohar@linux.vnet.ibm.com>2015-04-21 16:54:24 -0400
committerMimi Zohar <zohar@linux.vnet.ibm.com>2015-05-21 13:28:41 -0400
commitcd025f7f94108995383edddfb61fc8afea6c66a9 (patch)
tree628c70ef33b853ffab7de16d855de5adf1be9d8c /security/integrity
parent6438de9f3fb5180d78a0422695d0b88c687757d3 (diff)
ima: do not measure or appraise the NSFS filesystem
Include don't appraise or measure rules for the NSFS filesystem in the builtin ima_tcb and ima_appraise_tcb policies. Changelog: - Update documentation Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com> Cc: stable@vger.kernel.org # 3.19
Diffstat (limited to 'security/integrity')
-rw-r--r--security/integrity/ima/ima_policy.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/security/integrity/ima/ima_policy.c b/security/integrity/ima/ima_policy.c
index e4244fc43cf1..f2421f7fa3c8 100644
--- a/security/integrity/ima/ima_policy.c
+++ b/security/integrity/ima/ima_policy.c
@@ -81,6 +81,7 @@ static struct ima_rule_entry default_rules[] = {
{.action = DONT_MEASURE, .fsmagic = SELINUX_MAGIC, .flags = IMA_FSMAGIC},
{.action = DONT_MEASURE, .fsmagic = CGROUP_SUPER_MAGIC,
.flags = IMA_FSMAGIC},
+ {.action = DONT_MEASURE, .fsmagic = NSFS_MAGIC, .flags = IMA_FSMAGIC},
{.action = MEASURE, .func = MMAP_CHECK, .mask = MAY_EXEC,
.flags = IMA_FUNC | IMA_MASK},
{.action = MEASURE, .func = BPRM_CHECK, .mask = MAY_EXEC,
@@ -101,6 +102,7 @@ static struct ima_rule_entry default_appraise_rules[] = {
{.action = DONT_APPRAISE, .fsmagic = BINFMTFS_MAGIC, .flags = IMA_FSMAGIC},
{.action = DONT_APPRAISE, .fsmagic = SECURITYFS_MAGIC, .flags = IMA_FSMAGIC},
{.action = DONT_APPRAISE, .fsmagic = SELINUX_MAGIC, .flags = IMA_FSMAGIC},
+ {.action = DONT_APPRAISE, .fsmagic = NSFS_MAGIC, .flags = IMA_FSMAGIC},
{.action = DONT_APPRAISE, .fsmagic = CGROUP_SUPER_MAGIC, .flags = IMA_FSMAGIC},
#ifndef CONFIG_IMA_APPRAISE_SIGNED_INIT
{.action = APPRAISE, .fowner = GLOBAL_ROOT_UID, .flags = IMA_FOWNER},