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David Howells 7650cb80e4 X.509: Handle midnight alternative notation in GeneralizedTime 
The ASN.1 GeneralizedTime object carries an ISO 8601 format date and time.
The time is permitted to show midnight as 00:00 or 24:00 (the latter being
equivalent of 00:00 of the following day).

The permitted value is checked in x509_decode_time() but the actual
handling is left to mktime64().

Without this patch, certain X.509 certificates will be rejected and could
lead to an unbootable kernel.

Note that with this patch we also permit any 24:mm:ss time and extend this
to UTCTime, which whilst not strictly correct don't permit much leeway in
fiddling date strings.

Reported-by: Rudolf Polzer <rpolzer@google.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
cc: David Woodhouse <David.Woodhouse@intel.com>
cc: John Stultz <john.stultz@linaro.org>
 		2016-02-29 14:29:40 +00:00
..
asymmetric_keys X.509: Handle midnight alternative notation in GeneralizedTime 2016-02-29 14:29:40 +00:00
async_tx async_tx: use GFP_NOWAIT rather than GFP_IO 2016-01-07 11:06:18 +05:30
.gitignore crypto: rsa - add .gitignore for crypto/*.-asn1.[ch] files 2015-06-25 23:29:24 +08:00
842.c crypto: 842 - change 842 alg to use software 2015-05-11 15:06:43 +08:00
Kconfig crypto: ghash,poly1305 - select CRYPTO_HASH where needed 2016-01-26 22:27:31 +08:00
Makefile crypto: rsa - RSA padding algorithm 2015-12-09 20:03:57 +08:00
ablk_helper.c crypto: cryptd - process CRYPTO_ALG_INTERNAL 2015-03-31 21:21:04 +08:00
ablkcipher.c crypto: skcipher - Copy iv from desc even for 0-len walks 2015-12-09 20:16:22 +08:00
aead.c crypto: aead - Remove CRYPTO_ALG_AEAD_NEW flag 2015-08-17 16:53:53 +08:00
aes_generic.c crypto: add missing crypto module aliases 2015-01-13 22:29:11 +11:00
af_alg.c crypto: af_alg - Forbid bind(2) when nokey child sockets are present 2016-01-18 18:16:33 +08:00
ahash.c crypto: hash - Add crypto_ahash_has_setkey 2016-01-18 18:16:11 +08:00
akcipher.c crypto: akcipher - add akcipher declarations needed by templates. 2015-12-09 20:03:57 +08:00
algapi.c crypto: api - use list_first_entry_or_null and list_next_entry 2015-11-23 20:55:50 +08:00
algboss.c crypto: algboss - Remove reference to nivaead 2015-08-17 16:53:41 +08:00
algif_aead.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2016-01-12 18:57:02 -08:00
algif_hash.c crypto: algif_hash - wait for crypto_ahash_init() to complete 2016-01-30 22:05:15 +08:00
algif_rng.c crypto: algif_rng - Remove obsolete const-removal cast 2015-04-22 09:30:21 +08:00
algif_skcipher.c Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 2016-01-22 11:58:43 -08:00
ansi_cprng.c crypto: ansi_cprng - Convert to new rng interface 2015-04-22 09:30:18 +08:00
anubis.c crypto: prefix module autoloading with "crypto-" 2014-11-24 22:43:57 +08:00
api.c crypto: api - Only abort operations on fatal signal 2015-10-20 21:59:25 +08:00
arc4.c crypto: prefix module autoloading with "crypto-" 2014-11-24 22:43:57 +08:00
authenc.c crypto: aead - Remove CRYPTO_ALG_AEAD_NEW flag 2015-08-17 16:53:53 +08:00
authencesn.c crypto: aead - Remove CRYPTO_ALG_AEAD_NEW flag 2015-08-17 16:53:53 +08:00
blkcipher.c crypto: skcipher - Copy iv from desc even for 0-len walks 2015-12-09 20:16:22 +08:00
blowfish_common.c crypto: blowfish - split generic and common c code 2011-09-22 21:25:25 +10:00
blowfish_generic.c crypto: add missing crypto module aliases 2015-01-13 22:29:11 +11:00
camellia_generic.c crypto: add missing crypto module aliases 2015-01-13 22:29:11 +11:00
cast5_generic.c crypto: add missing crypto module aliases 2015-01-13 22:29:11 +11:00
cast6_generic.c crypto: add missing crypto module aliases 2015-01-13 22:29:11 +11:00
cast_common.c crypto: make tables used from assembler __visible 2013-08-14 20:42:03 +10:00
cbc.c crypto: include crypto- module prefix in template 2014-11-26 20:06:30 +08:00
ccm.c crypto: replace scatterwalk_sg_chain with sg_chain 2015-08-17 08:12:54 -06:00
chacha20_generic.c crypto: chacha20 - Export common ChaCha20 helpers 2015-07-17 21:20:21 +08:00
chacha20poly1305.c crypto: chacha20poly1305 - Skip encryption/decryption for 0-len 2015-12-09 20:16:04 +08:00
chainiv.c crypto: chainiv - Offer normal cipher functionality without RNG 2015-06-22 15:49:28 +08:00
cipher.c crypto: cipher - Fix checkpatch errors 2010-02-16 20:31:37 +08:00
cmac.c crypto: include crypto- module prefix in template 2014-11-26 20:06:30 +08:00
compress.c crypto: compress - Fix checkpatch errors 2010-02-16 20:31:04 +08:00
crc32.c crypto: prefix module autoloading with "crypto-" 2014-11-24 22:43:57 +08:00
crc32c_generic.c crypto: crc32c - Fix crc32c soft dependency 2016-01-19 15:52:10 +08:00
crct10dif_common.c crypto: crct10dif - Add fallback for broken initrds 2013-09-12 15:31:34 +10:00
crct10dif_generic.c crypto: add missing crypto module aliases 2015-01-13 22:29:11 +11:00
cryptd.c crypto: cryptd - Assign statesize properly 2015-12-04 22:29:53 +08:00
crypto_null.c crypto: null - Add default null skcipher 2015-05-22 11:25:55 +08:00
crypto_user.c crypto: api - Only abort operations on fatal signal 2015-10-20 21:59:25 +08:00
crypto_wq.c crypto: crypto_wq - Fix late crypto work queue initialization 2014-03-21 21:54:28 +08:00
ctr.c crypto: include crypto- module prefix in template 2014-11-26 20:06:30 +08:00
cts.c crypto: cts - Weed out non-CBC algorithms 2015-01-20 14:44:15 +11:00
deflate.c crypto: prefix module autoloading with "crypto-" 2014-11-24 22:43:57 +08:00
des_generic.c crypto: add missing crypto module aliases 2015-01-13 22:29:11 +11:00
drbg.c crypto: drbg - constify drbg_state_ops structures 2015-12-10 22:39:44 +08:00
ecb.c crypto: include crypto- module prefix in template 2014-11-26 20:06:30 +08:00
echainiv.c crypto: echainiv - Use generic geniv init/exit helpers 2015-08-17 16:53:46 +08:00
eseqiv.c crypto: eseqiv - Offer normal cipher functionality without RNG 2015-06-22 15:49:28 +08:00
fcrypt.c crypto: prefix module autoloading with "crypto-" 2014-11-24 22:43:57 +08:00
fips.c crypto: fips - Move fips_enabled sysctl into fips.c 2015-04-23 14:18:09 +08:00
gcm.c Merge branch 'for-4.3/sg' of git://git.kernel.dk/linux-block 2015-09-02 13:22:38 -07:00
gf128mul.c crypto: gf128mul - fix call to memset() 2011-07-08 17:21:21 +08:00
ghash-generic.c crypto: add missing crypto module aliases 2015-01-13 22:29:11 +11:00
hash_info.c keys, trusted: select hash algorithm for TPM2 chips 2015-12-20 15:27:12 +02:00
hmac.c crypto: include crypto- module prefix in template 2014-11-26 20:06:30 +08:00
internal.h crypto: api - Remove linux/fips.h from internal.h 2015-04-23 14:18:10 +08:00
jitterentropy-kcapi.c crypto: jitterentropy - remove unnecessary information from a comment 2015-10-14 22:23:16 +08:00
jitterentropy.c crypto: jitterentropy - Delete unnecessary checks before the function call "kzfree" 2015-06-25 23:18:33 +08:00
keywrap.c crypto: keywrap - add key wrapping block chaining mode 2015-10-15 21:05:04 +08:00
khazad.c crypto: prefix module autoloading with "crypto-" 2014-11-24 22:43:57 +08:00
lrw.c crypto: include crypto- module prefix in template 2014-11-26 20:06:30 +08:00
lz4.c crypto: prefix module autoloading with "crypto-" 2014-11-24 22:43:57 +08:00
lz4hc.c crypto: prefix module autoloading with "crypto-" 2014-11-24 22:43:57 +08:00
lzo.c crypto: prefix module autoloading with "crypto-" 2014-11-24 22:43:57 +08:00
mcryptd.c crypto: mcryptd - use list_first_entry_or_null() 2015-11-23 20:55:51 +08:00
md4.c crypto: prefix module autoloading with "crypto-" 2014-11-24 22:43:57 +08:00
md5.c crypto: hash - add zero length message hash for shax and md5 2015-12-22 20:43:35 +08:00
memneq.c crypto: memneq - fix for archs without efficient unaligned access 2013-12-09 20:09:12 +08:00
michael_mic.c crypto: prefix module autoloading with "crypto-" 2014-11-24 22:43:57 +08:00
pcbc.c crypto: include crypto- module prefix in template 2014-11-26 20:06:30 +08:00
pcompress.c crypto: pcomp - Use crypto_alg_extsize helper 2015-04-21 10:19:55 +08:00
pcrypt.c crypto: aead - Remove CRYPTO_ALG_AEAD_NEW flag 2015-08-17 16:53:53 +08:00
poly1305_generic.c crypto: poly1305 - Export common Poly1305 helpers 2015-07-17 21:20:26 +08:00
proc.c crypto: fips - Move fips_enabled sysctl into fips.c 2015-04-23 14:18:09 +08:00
ripemd.h
…
rmd128.c crypto: prefix module autoloading with "crypto-" 2014-11-24 22:43:57 +08:00
rmd160.c crypto: prefix module autoloading with "crypto-" 2014-11-24 22:43:57 +08:00
rmd256.c crypto: prefix module autoloading with "crypto-" 2014-11-24 22:43:57 +08:00
rmd320.c crypto: prefix module autoloading with "crypto-" 2014-11-24 22:43:57 +08:00
rng.c crypto: rng - Do not free default RNG when it becomes unused 2015-06-22 15:49:18 +08:00
rsa-pkcs1pad.c crypto: rsa-pkcs1pad - don't allocate buffer on stack 2015-12-22 20:43:24 +08:00
rsa.c crypto: rsa - RSA padding algorithm 2015-12-09 20:03:57 +08:00
rsa_helper.c crypto: akcipher - Changes to asymmetric key API 2015-10-14 22:23:16 +08:00
rsaprivkey.asn1 crypto: akcipher - Changes to asymmetric key API 2015-10-14 22:23:16 +08:00
rsapubkey.asn1 crypto: akcipher - Changes to asymmetric key API 2015-10-14 22:23:16 +08:00
salsa20_generic.c crypto: add missing crypto module aliases 2015-01-13 22:29:11 +11:00
scatterwalk.c crypto: scatterwalk - Hide PageSlab call to optimise away flush_dcache_page 2015-06-03 10:51:25 +08:00
seed.c crypto: prefix module autoloading with "crypto-" 2014-11-24 22:43:57 +08:00
seqiv.c crypto: seqiv - Use generic geniv init/exit helpers 2015-08-17 16:53:46 +08:00
serpent_generic.c crypto: add missing crypto module aliases 2015-01-13 22:29:11 +11:00
sha1_generic.c crypto: hash - add zero length message hash for shax and md5 2015-12-22 20:43:35 +08:00
sha256_generic.c crypto: hash - add zero length message hash for shax and md5 2015-12-22 20:43:35 +08:00
sha512_generic.c crypto: sha512-generic - move to generic glue implementation 2015-04-10 21:39:41 +08:00
shash.c crypto: shash - Fix has_key setting 2016-01-27 20:25:13 +08:00
skcipher.c crypto: skcipher - Add crypto_skcipher_has_setkey 2016-01-18 18:16:12 +08:00
tcrypt.c crypto: tcrypt - fix keysize argument of test_aead_speed for gcm(aes) 2015-11-23 20:55:52 +08:00
tcrypt.h crypto: tcrypt - Add ChaCha20/Poly1305 speed tests 2015-07-17 21:20:20 +08:00
tea.c crypto: add missing crypto module aliases 2015-01-13 22:29:11 +11:00
testmgr.c crypto: keywrap - add testmgr support 2015-10-15 21:05:08 +08:00
testmgr.h crypto: keywrap - add testmgr support 2015-10-15 21:05:08 +08:00
tgr192.c crypto: add missing crypto module aliases 2015-01-13 22:29:11 +11:00
twofish_common.c crypto: twofish-x86_64-3way - add lrw support 2011-11-09 11:53:32 +08:00
twofish_generic.c crypto: add missing crypto module aliases 2015-01-13 22:29:11 +11:00
vmac.c crypto: include crypto- module prefix in template 2014-11-26 20:06:30 +08:00
wp512.c crypto: add missing crypto module aliases 2015-01-13 22:29:11 +11:00
xcbc.c crypto: include crypto- module prefix in template 2014-11-26 20:06:30 +08:00
xor.c add further __init annotations to crypto/xor.c 2012-10-11 13:42:32 +11:00
xts.c crypto: include crypto- module prefix in template 2014-11-26 20:06:30 +08:00
zlib.c crypto: pcomp - Constify (de)compression parameters 2015-05-01 11:16:37 +08:00