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Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security

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Pull security layer updates from James Morris:
 "Highlights:

   - major AppArmor update: policy namespaces & lots of fixes

   - add /sys/kernel/security/lsm node for easy detection of loaded LSMs

   - SELinux cgroupfs labeling support

   - SELinux context mounts on tmpfs, ramfs, devpts within user
     namespaces

   - improved TPM 2.0 support"

* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security: (117 commits)
  tpm: declare tpm2_get_pcr_allocation() as static
  tpm: Fix expected number of response bytes of TPM1.2 PCR Extend
  tpm xen: drop unneeded chip variable
  tpm: fix misspelled "facilitate" in module parameter description
  tpm_tis: fix the error handling of init_tis()
  KEYS: Use memzero_explicit() for secret data
  KEYS: Fix an error code in request_master_key()
  sign-file: fix build error in sign-file.c with libressl
  selinux: allow changing labels for cgroupfs
  selinux: fix off-by-one in setprocattr
  tpm: silence an array overflow warning
  tpm: fix the type of owned field in cap_t
  tpm: add securityfs support for TPM 2.0 firmware event log
  tpm: enhance read_log_of() to support Physical TPM event log
  tpm: enhance TPM 2.0 PCR extend to support multiple banks
  tpm: implement TPM 2.0 capability to get active PCR banks
  tpm: fix RC value check in tpm2_seal_trusted
  tpm_tis: fix iTPM probe via probe_itpm() function
  tpm: Begin the process to deprecate user_read_timer
  tpm: remove tpm_read_index and tpm_write_index from tpm.h
  ...
This commit is contained in:
Linus Torvalds 2017-02-21 12:49:56 -08:00
commit c9341ee0af
86 changed files with 4276 additions and 2250 deletions
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13
fs/proc/base.c
View file

@ -2488,6 +2488,12 @@ static ssize_t proc_pid_attr_write(struct file * file, const char __user * buf,
length = -ESRCH;
if (!task)
goto out_no_task;
/* A task may only write its own attributes. */
length = -EACCES;
if (current != task)
goto out;
if (count > PAGE_SIZE)
count = PAGE_SIZE;
@ -2503,14 +2509,13 @@ static ssize_t proc_pid_attr_write(struct file * file, const char __user * buf,
}
/* Guard against adverse ptrace interaction */
length = mutex_lock_interruptible(&task->signal->cred_guard_mutex);
length = mutex_lock_interruptible(&current->signal->cred_guard_mutex);
if (length < 0)
goto out_free;
length = security_setprocattr(task,
(char*)file->f_path.dentry->d_name.name,
length = security_setprocattr(file->f_path.dentry->d_name.name,
page, count);
mutex_unlock(&task->signal->cred_guard_mutex);
mutex_unlock(&current->signal->cred_guard_mutex);
out_free:
kfree(page);
out: