Roberto Sassu dbc335d2dc ima: make a copy of template_fmt in template_desc_init_fields() ... This patch makes a copy of the 'template_fmt' function argument so that the latter will not be modified by strsep(), which does the splitting by replacing the given separator with '\0'.  IMA: No TPM chip found, activating TPM-bypass!  Unable to handle kernel pointer dereference at virtual kernel address 0000000000842000  Oops: 0004 [#1] SMP  Modules linked in:  CPU: 3 PID: 1 Comm: swapper/0 Not tainted 3.12.0-rc2-00098-g3ce1217d6cd5 #17  task: 000000003ffa0000 ti: 000000003ff84000 task.ti: 000000003ff84000  Krnl PSW : 0704e00180000000 000000000044bf88 (strsep+0x7c/0xa0)             R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:0 AS:3 CC:2 PM:0 EA:3  Krnl GPRS: 000000000000007c 000000000000007c 000000003ff87d90 0000000000821fd8             0000000000000000 000000000000007c 0000000000aa37e0 0000000000aa9008             0000000000000051 0000000000a114d8 0000000100000002 0000000000842bde             0000000000842bdf 00000000006f97f0 000000000040062c 000000003ff87cf0  Krnl Code: 000000000044bf7c: a7f4000a           brc     15,44bf90             000000000044bf80: b90200cc           ltgr    %r12,%r12            #000000000044bf84: a7840006           brc     8,44bf90            >000000000044bf88: 9200c000           mvi     0(%r12),0             000000000044bf8c: 41c0c001           la      %r12,1(%r12)             000000000044bf90: e3c020000024       stg     %r12,0(%r2)             000000000044bf96: b904002b           lgr     %r2,%r11             000000000044bf9a: ebbcf0700004       lmg     %r11,%r12,112(%r15)  Call Trace:  ([<00000000004005fe>] ima_init_template+0xa2/0x1bc)   [<0000000000a7c896>] ima_init+0x7a/0xa8   [<0000000000a7c938>] init_ima+0x24/0x40   [<00000000001000e8>] do_one_initcall+0x68/0x128   [<0000000000a4eb56>] kernel_init_freeable+0x20a/0x2b4   [<00000000006a1ff4>] kernel_init+0x30/0x178   [<00000000006b69fe>] kernel_thread_starter+0x6/0xc   [<00000000006b69f8>] kernel_thread_starter+0x0/0xc  Last Breaking-Event-Address:   [<000000000044bf42>] strsep+0x36/0xa0 Fixes commit: adf53a7 ima: new templates management mechanism Changelog v1: - make template_fmt 'const char *' (reported-by James Morris) - fix kstrdup memory leak (reported-by James Morris) Reported-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Roberto Sassu <roberto.sassu@polito.it> Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com> Tested-by: Heiko Carstens <heiko.carstens@de.ibm.com>		2013-11-25 15:05:33 -05:00
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ima.h	ima: do not send field length to userspace for digest of ima template	2013-11-25 07:31:14 -05:00
ima_api.c	ima: do not include field length in template digest calc for ima template	2013-11-25 07:26:28 -05:00
ima_appraise.c	Revert "ima: define '_ima' as a builtin 'trusted' keyring"	2013-11-23 16:36:35 -08:00
ima_crypto.c	ima: do not include field length in template digest calc for ima template	2013-11-25 07:26:28 -05:00
ima_fs.c	ima: do not send field length to userspace for digest of ima template	2013-11-25 07:31:14 -05:00
ima_init.c	ima: extend the measurement list to include the file signature	2013-10-31 20:19:35 -04:00
ima_main.c	ima: extend the measurement list to include the file signature	2013-10-31 20:19:35 -04:00
ima_policy.c	Revert "ima: policy for RAMFS"	2013-10-25 13:17:19 -04:00
ima_queue.c	ima: pass the filename argument up to ima_add_template_entry()	2013-10-25 17:17:03 -04:00
ima_template.c	ima: make a copy of template_fmt in template_desc_init_fields()	2013-11-25 15:05:33 -05:00
ima_template_lib.c	ima: do not send field length to userspace for digest of ima template	2013-11-25 07:31:14 -05:00
ima_template_lib.h	ima: extend the measurement list to include the file signature	2013-10-31 20:19:35 -04:00
Kconfig	Revert "ima: define '_ima' as a builtin 'trusted' keyring"	2013-11-23 16:36:35 -08:00
Makefile	ima: define template fields library and new helpers	2013-10-25 17:17:05 -04:00