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Commit Graph

9713 Commits

Author SHA1 Message Date
NIIBE Yutaka
7a80004d54 agent: Fix importing protected secret key.
* agent/cvt-openpgp.c (do_unprotect): Only modify SKEY when it is
correctly decrypted.

--

GnuPG-bug-id: 5122
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-06-09 10:57:52 +09:00
NIIBE Yutaka
c3a9ee0b65 scd: Fix serial number detection for Yubikey 5.
* scd/app.c (app_new_register): Handle serial number correctly.

--

GnuPG-bug-id: 5442
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-06-08 10:37:48 +09:00
NIIBE Yutaka
ee5b6af370 scd: Fix READER-PORT option handling for PC/SC.
* scd/apdu.c (apdu_open_reader): READERNO should be -1 when
READER-PORT is specified for PC/SC.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-06-07 11:38:25 +09:00
NIIBE Yutaka
21ef425e22 agent: Appropriate error code for importing key with no passwd.
* agent/cvt-openpgp.c (convert_from_openpgp_main): Return
GPG_ERR_BAD_SECKEY.

--

When non-protected case, error at gcry_pk_testkey results
GPG_ERR_BAD_PASSPHRASE.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-06-04 13:44:05 +09:00
NIIBE Yutaka
9668ee097a gpg: Support KEYGRIP search with traditional keyring.
* g10/keyring.c (keyring_search): Handle KEYDB_SEARCH_MODE_KEYGRIP.

--

GnuPG-bug-id: 5469
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-06-03 13:32:25 +09:00
Werner Koch
c17dac5ac3
common: Allow for GCM decryption in de-vs mode.
* common/compliance.c (gnupg_cipher_is_allowed): Allow GCM for gpgsm
in decrypt mode.

* tests/cms/samplemsgs/pwri-sample.gcm.p7m: Remove duplicated authtag
--

We allow GCM in de-vs mode for decryption although this has not been
evaluation.  It is decryption and thus no serious harm may happen.
2021-06-02 19:14:37 +02:00
Werner Koch
4980fb3c6d
sm: Support AES-GCM decryption.
* tests/cms/samplemsgs/: Add sample messages.
* sm/gpgsm.c (main): Use gpgrt_fcancel on decryption error.
* sm/decrypt.c (decrypt_gcm_filter): New.
(gpgsm_decrypt): Use this filter if requested.  Check authtag.
--

Note that the sample message pwri-sample.gcm.p7m is broken: The
authtag is duplicated to the authEncryptedContentInfo.  I used a
temporary code during testing hack to that test message out.
2021-06-02 11:03:55 +02:00
Werner Koch
a8209b001c
tests: Rename subdir gpgsm to cms and move sample dirs.
--

It does not make sense to have the cms stuff at the top level but the
openpgp at a dedicated directory.  This patch fixes that.
2021-05-31 21:51:45 +02:00
Werner Koch
31c0aa2ff3
gpgconf: Make runtime changes with different homedir work.
* tools/gpgconf-comp.c (dirmngr_runtime_change): Pass --homedir first.
2021-05-28 19:48:16 +02:00
Werner Koch
1ca4df446f
doc: Add notes on how to enable TLS in openldap.
--
2021-05-28 17:48:14 +02:00
NIIBE Yutaka
36f50b259c agent: Fix calling handle_pincache_put.
* agent/call-scd.c (padding_info_cb): Fix the argument.

--

GnuPG-bug-id: 5436
Reported-by: Bogdan Luca
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-05-28 13:43:59 +09:00
NIIBE Yutaka
5b1806454c scd: Fix zero-byte handling in ECC.
* scd/app-openpgp.c (ecc_writekey): Don't remove zero-byte.

--

Fixes-commit: a25c99b156
GnuPG-bug-id: 5163
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-05-28 11:34:56 +09:00
NIIBE Yutaka
2b50f94267 gpg: Ed448 and X448 are only for v5 for --full-gen-key.
* g10/keygen.c (generate_keypair): Set pVERSION = 5, pSUBVERSION = 5,
when it's Ed448 or X448.

--

Fixes-commit: 36355394d8
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-05-27 17:03:49 +09:00
NIIBE Yutaka
be81941e1a build: _DARWIN_C_SOURCE should be 1.
* configure.ac (*-apple-darwin*): Set _DARWIN_C_SOURCE 1.

--

GnuPG-bug-id: 5440
Reported-by: Jay Freeman
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-05-27 13:32:08 +09:00
Werner Koch
30563ea297
gpg: Partial fix for Unicode problem in output files.
* g10/openfile.c (overwrite_filep): Use gnupg_access.
--

As said, this is just an obvious but partial fix.  We need to review
things for the output module.

Signed-off-by: Werner Koch <wk@gnupg.org>
2021-05-25 13:39:59 +02:00
Werner Koch
260bbb4ab2
common: Annotate leaked memory in homedir.c
* g10/trustdb.c (how_to_fix_the_trustdb): Use gnupg_homedir.
* common/homedir.c (standard_homedir): Annotate leaked memory.
(gnupg_daemon_rootdir): Ditto.
(gnupg_socketdir): Ditto.
(gnupg_sysconfdir): Ditto.
(gnupg_bindir): Ditto.
(gnupg_libdir): Ditto.
(gnupg_datadir): Ditto.
(gnupg_localedir): Ditto.
(gnupg_cachedir): Ditto.
(gpg_agent_socket_name): Ditto.
(dirmngr_socket_name): Ditto.
(keyboxd_socket_name): Ditto.
(get_default_pinentry_name): Ditto.
(gnupg_module_name): Ditto.
(default_homedir): Ditto.  Make static.

Signed-off-by: Werner Koch <wk@gnupg.org>
2021-05-21 09:23:04 +02:00
Werner Koch
52bbdc731f
sm: Let --dump-cert --show-cert also print an OpenPGP fingerprint.
* sm/keylist.c (list_cert_raw): Print the OpenPGP fpr.
--

This is useful for debugging for example if an OpenPGP key is used to
create an X.509 cert.

Signed-off-by: Werner Koch <wk@gnupg.org>
2021-05-20 19:09:38 +02:00
Jakub Jelen
98c52aeb31
card: Intialize pointer to avoid double free
* tools/gpg-card.c (cmd_salut): Initialize data pointer

--

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
GnuPG-bug-id: 5393
2021-05-20 14:49:02 +02:00
Jakub Jelen
27e7bde12e
scd: avoid memory leaks
* scd/app-p15.c (send_certinfo): free labelbuf
  (do_sign): goto leave instead of return
* scd/app-piv.c (do_sign): goto leave instead of return, fix typo in
  variable name, avoid using uninitialized variables
* scd/command.c (cmd_genkey): goto leave instead of return

--

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
GnuPG-bug-id: 5393
2021-05-20 14:48:18 +02:00
Jakub Jelen
fc5fac83b7
kbx: Avoid uninitialized read
* kbx/kbx-client-util.c (datastream_thread): Initialize pointer
* kbx/keybox-dump.c (_keybox_dump_cut_records): free blob
* kbx/kbxserver.c (kbxd_start_command_handler): do not free passed ctrl
* kbx/keyboxd.c (check_own_socket): free sockname

--

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
GnuPG-bug-id: 5393
2021-05-20 14:45:29 +02:00
Jakub Jelen
fa0771f609
g10: Avoid memory leaks
* g10/call-agent.c (card_keyinfo_cb): free keyinfo.  Restructure to
avoid backward gotos.
* g10/keyedit.c (menu_set_keyserver_url): properly enclose the block
* g10/keygen.c (gen_card_key): free pk and pkt

--

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
GnuPG-bug-id: 5393

Additional changes:
- Restructure to avoid backward gotos.

Signed-off-by: Werner Koch <wk@gnupg.org>
2021-05-20 14:42:29 +02:00
Jakub Jelen
25aa353bf8
dirmgr: Avoid double free
* dirmgr/http.c (http_prepare_redirect): Avoid double free
* dirmgr/ocsp.c (check_signature): Initialize pointer

--

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
GnuPG-bug-id: 5393
2021-05-20 14:33:35 +02:00
Jakub Jelen
4704d1ce4e
common: Avoid double-free
* common/name-value.c (do_nvc_parse): reset to null after ownership
change

--

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
GnuPG-bug-id: 5393
2021-05-20 14:31:23 +02:00
Jakub Jelen
33a2362e56
agent: Fix memory leaks
* agent/call-daemon.c (daemon_start): free wctp
* agent/call-scd.c (agent_card_pksign): return error instead of noop
(card_keyinfo_cb): free keyinfo.  Restructure to avoid a goto backwards.
* agent/protect.c (agent_get_shadow_info_type): allocate only as a last
action.  Catch xtrymalloc failure.
(agent_is_tpm2_key): Free buf.

--

Signed-off-by: Jakub Jelen <jjelen@redhat.com>

Additional changes are:
- Restructure to avoid a goto backwards.
- Catch xtrymalloc failure.

GnuPG-bug-id: 5393
Signed-off-by: Werner Koch <wk@gnupg.org>
2021-05-20 14:28:49 +02:00
Jakub Jelen
e6132bc9f4
sm: Avoid memory leaks and double double-free
* sm/certcheck.c (extract_pss_params): Avoid double free
* sm/decrypt.c (gpgsm_decrypt): goto leave instead of return
* sm/encrypt.c (encrypt_dek): release s_pkey
* sm/server.c (cmd_export): free list
(do_listkeys): free lists

--

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
GnuPG-bug-id: 5393
2021-05-20 13:51:47 +02:00
Jakub Jelen
2af7bb2295
g10: Fix memory leaks
* g10/card-util.c (change_pin): free answer on errors
  (ask_card_keyattr): free answer on error
* g10/cpr.c (do_get_from_fd): free string
* g10/gpg.c (check_permissions): free dir on weird error
* g10/import.c (append_new_uid): release knode
* g10/keyedit.c (menu_set_keyserver_url): free answer
  (menu_set_keyserver_url): free user
* g10/keygen.c (print_status_key_not_created): move allocation after
  sanity check
  (ask_expire_interval): free answer
  (card_store_key_with_backup): goto leave instaed of return
* g10/keyserver.c (parse_keyserver_uri): goto fail instead of return
* g10/revoke.c (gen_desig_revoke): release kdbhd
  (gen_desig_revoke): free answer
* g10/tofu.c (ask_about_binding): free sqerr and response
* g10/trustdb.c (ask_ownertrust): free pk

--

Signed-off-by: Jakub Jelen <jjelen@redhat.com>

Further changes:

* g10/card-util.c (change_pin): Do not set answer to NULL.
* g10/keyedit.c(menu_set_keyserver_url): Use !func() pattern.

Signed-off-by: Werner Koch <wk@gnupg.org>
GnuPG-bug-id: 5393
2021-05-20 13:38:39 +02:00
Jakub Jelen
0d2c1e9046
dirmgr: clean up memory on error code paths
* dirmgr/crlcache.c (finish_sig_check): goto leave instead of return
* dirmgr/http.c (send_request): free authstr and proxy_authstr
* dirmgr/ldap.c (start_cert_fetch_ldap): free proxy
* dirmgr/ocsp.c (check_signature): release s_hash

--

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
GnuPG-bug-id: 5393
2021-05-20 13:38:24 +02:00
Jakub Jelen
a95ddffdcd
agent: Avoid memory leaks in error code paths.
* agent/command.c (cmd_genkey): Use goto instead of return.
* agent/cvt-openpgp.c (convert_from_openpgp_main): Ditto.
* agent/genkey.c (agent_ask_new_passphrase): Fix typo to free correct
pointer
(agent_genkey): Release memory
* agent/gpg-agent.c (check_own_socket): Free sockname
* agent/protect-tool.c (read_key): Free buf.
(agent_askpin): Free passphrase

--

Signed-off-by: Jakub Jelen <jjelen@redhat.com>

Changed original patch to not add a free before a GPG_ERR_BUG.

Signed-off-by: Werner Koch <wk@gnupg.org>
GnuPG-bug-id: 5393
2021-05-20 13:38:07 +02:00
Werner Koch
a660e10606
dirmngr: For KS_SEARCH return the fingerprint also with LDAP.
* dirmngr/ks-engine-ldap.c (extract_keys): Return the fingerprint if
available.
(ks_ldap_search): Ditto.
(extract_keys): Make sure to free the ldap values also in corner
cases.
(my_ldap_value_free): New.
(ks_ldap_get): Ditto.
(ks_ldap_search): Ditto.
(my_ldap_connect): Ditto.
--

For background see these comments from gpgme:

/* The output for external keylistings in GnuPG is different from all
   the other key listings.  We catch this here with a special
   preprocessor that reformats the colon handler lines.  */
/* The format is:

   pub:<keyid>:<algo>:<keylen>:<creationdate>:<expirationdate>:<flags>

   as defined in 5.2. Machine Readable Indexes of the OpenPGP
   HTTP Keyserver Protocol (draft).  Modern versions of the SKS
   keyserver return the fingerprint instead of the keyid.  We
   detect this here and use the v4 fingerprint format to convert
   it to a key id.

   We want:
   pub:o<flags>:<keylen>:<algo>:<keyid>:<creatdate>:<expdate>::::::::
*/

Regarding the freeing of values: I was not able to find a
specification stating it is okay to pass NULL to ldap_value_free, thus
the new wrapper.  Also add robustness measures in case ldap_get_value
returns an empty array.

GnuPG-bug-id: 5441
Signed-off-by: Werner Koch <wk@gnupg.org>
2021-05-19 18:13:37 +02:00
Werner Koch
40da61b89b
gpg: Improve speed of secret key listing.
* agent/command.c (cmd_keyinfo): Factor some code out to ...
(get_keyinfo_on_cards): ... new.
(cmd_havekey): Add --list mode.
* g10/gpg.h (struct server_control_s): Add new caching vars.
* g10/gpg.c (gpg_deinit_default_ctrl): Release cache.
* g10/call-agent.c (agent_probe_any_secret_key): Init and try to use
the keygrip cache.
(agent_genkey): Clear the cache.
(agent_import_key): Ditto.

* g10/keylist.c (list_all, list_one): Pass ctrl to
agent_probe_any_secret_key.
* g10/getkey.c (lookup): Ditto.
--

With this change we first ask the agent for a list of all secret
keygrips and use that list instead of asking the agent for each public
key.  Speeds up my "gpg -K" with a lot of secret and public keys by
more than 25%.

Signed-off-by: Werner Koch <wk@gnupg.org>
2021-05-19 02:42:35 +02:00
Werner Koch
b8e6e485ee
gpg: Fix sending an OpenPGP key with umlaut to an LDAP keyserver.
* g10/call-dirmngr.c (record_output): Rewrite.
--

Thou shalt not percent-escape for C-unescaping.

Fixes-commit: 51341badb6
Signed-off-by: Werner Koch <wk@gnupg.org>
2021-05-18 22:53:18 +02:00
Ingo Klöcker
65bc5ea95e scd:p15: Fix logic for appending product name to MANUFACTURER.
* scd/app-p15.c (do_getattr): Append product name to MANUFACTURER if
manufacturer_id does not already contain a bracket and if we have a
product name.
2021-05-18 09:45:06 +02:00
Werner Koch
6dfae2f402
gpg: Use a more descriptive prompt for symmetric decryption.
* g10/keydb.h (GETPASSWORD_FLAG_SYMDECRYPT): New.
(passphrase_to_dek_ext): Remove this obsolete prototype.
* g10/passphrase.c (passphrase_get): Add arg flags.  Use new flag
value.
(passphrase_to_dek): Add arg flags and pass it on.
* g10/mainproc.c (proc_symkey_enc): Use new flag.

* sm/decrypt.c (pwri_decrypt): Use "passphrase".
--

Signed-off-by: Werner Koch <wk@gnupg.org>
(cherry picked from commit 03f83bcda5)

Note that we keep on using the term "passphrase" although "password"
would be better.  There are however so many occurance of this and
given it is a bike shedding topic we fix that in the PO files.

Signed-off-by: Werner Koch <wk@gnupg.org>
2021-05-17 19:48:15 +02:00
Werner Koch
1406f551f1
dirmngr: LDAP search by a mailbox now ignores revoked keys.
* dirmngr/ks-engine-ldap.c (keyspec_to_ldap_filter): Ignore revoked
and disable keys in mail mode.
--

The LDAP schema has a revoked and a disabled flag.  The former will be
set if a revoked key is uploaded; the latter can be set by other
means.   With this change a search by mailbox does not anymore return
keys with these LDAP attributes set.  This allows to better maintain a
directory with multiple keys per mailbox.

Doing the same for expired keys could also be done but requires more
effort.

Signed-off-by: Werner Koch <wk@gnupg.org>
2021-05-17 16:36:36 +02:00
Werner Koch
eeb65d3bbd
sm: Ask for the password for password based decryption (pwri)
* sm/decrypt.c (pwri_decrypt): Add arg ctrl.  Ask for passphrase.

* sm/export.c (export_p12): Mark string as translatable.
* sm/import.c (parse_p12): Ditto.
--

This is finishes the support for PWRI.

The N_() marks are added so that we don't rely of the side-effect of
having the same strings in protect-tool.c

Signed-off-by: Werner Koch <wk@gnupg.org>
2021-05-17 15:42:27 +02:00
Werner Koch
02029f9eab
sm: Support decryption of password based encryption (pwri)
* sm/decrypt.c (pwri_parse_pbkdf2): New.
(pwri_decrypt): New.
(prepare_decryption): Support pwri.
(gpgsm_decrypt): Test for PWRI.  Move IS_DE_VS flag to DFPARM.
--

Note that this is not finished because we need to implement a password
callback.  For now "abc" is used as passwort.

Latest libksba is also required to return the required info.

Signed-off-by: Werner Koch <wk@gnupg.org>
2021-05-14 18:56:10 +02:00
NIIBE Yutaka
58b330e935 scd: Remove wrong assertion and add protection to PCSC.COUNT.
* scd/apdu.c (apdu_dev_list_finish): Fix for calling
release_pcsc_context.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-05-14 13:06:10 +09:00
Werner Koch
310b064f52
agent: Use SHA-256 for SSH fingerprint by default
* agent/gpg-agent.c (parse_rereadable_options): Change default ssh
fingerprint digest.
(main): Ditto.
--

Co-authored-by: Jakub Jelen <jjelen@redhat.com>
GnuPG-bug-id: 5434
Signed-off-by: Werner Koch <wk@gnupg.org>
2021-05-12 08:55:51 +02:00
Werner Koch
965bb0693c
A few minor code cleanups and typo fixes.
* agent/command-ssh.c (ssh_handler_request_identities): Remove double
check of ERR.
* g10/getkey.c (get_pubkey_byname): Remove double use of break.
* g10/pkglue.c (pk_encrypt): Handle possible NULL-ptr access due to
failed malloc.

Signed-off-by: Werner Koch <wk@gnupg.org>
2021-05-11 09:06:34 +02:00
NIIBE Yutaka
ac731dbbbd gpg: Fix allocation for EXTRAHASH.
* g10/sign.c (clearsign_file): Fix the size to allocate.

--

GnuPG-bug-id: 5430
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-05-11 14:49:06 +09:00
NIIBE Yutaka
32baa9acfb scd: Serialize READER_TABLE access for PC/SC.
* scd/apdu.c (apdu_dev_list_start): Remove locking READER_TABLE_LOCK.
Don't increment PCSC.COUNT here.
(apdu_dev_list_finish): Don't decrement PCSC.COUNT here.
(apdu_open_reader): Protect access with READER_TABLE_LOCK.

--

GnuPG-bug-id: 5416
Fixes-commit: 8d81fd7c01
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-05-11 10:25:12 +09:00
NIIBE Yutaka
ec5591dc4e scd: Fix close_pcsc_reader.
* scd/apdu.c (close_pcsc_reader): Don't touch .RDRNAME field.
(apdu_dev_list_finish): Clear .RDRNAME field and replace call of
close_pcsc_reader by release_pcsc_context.  Add assertion.

--

GnuPG-bug-id: 5416
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-05-10 10:49:21 +09:00
NIIBE Yutaka
cccc9bd5db scd: Make sure releasing PC/SC context.
* scd/apdu.c (release_pcsc_context): New.
(close_pcsc_reader): Use release_pcsc_context.  Add assertion.
(apdu_dev_list_start): Replace call of close_pcsc_reader
into release_pcsc_context, add condition.

--

GnuPG-bug-id: 5416
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-05-10 10:31:08 +09:00
NIIBE Yutaka
0498ea8fbd scd: Increment PCSC.COUNT correctly.
* scd/apdu.c (open_pcsc_reader): PCSC.COUNT should
be incremented before possible call of close_pcsc_reader.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-05-07 11:25:20 +09:00
NIIBE Yutaka
5d1b413106 scd: Fix memory leak for RDRNAME and serialize access.
* scd/apdu.c (close_pcsc_reader): Move locking to...
(apdu_close_reader): ... here, as it's also needed for CCID driver.
Free RDRNAME when closed.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-05-07 10:48:13 +09:00
NIIBE Yutaka
039aed9d40 scd: Fix declarations for PC/SC access.
* scd/apdu.c (pcsc_begin_transaction, pcsc_transmit): Use HANDLE.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-05-07 07:11:17 +09:00
NIIBE Yutaka
53bdc6288f scd: Recover the partial match for PORTSTR for PC/SC.
* scd/apdu.c (apdu_open_reader): Allow partial match of
PORTSTR again just like 2.2 does.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-05-06 19:08:34 +09:00
NIIBE Yutaka
d6fe82d3d1 scd: When reader is specified, make sure only open once.
* scd/apdu.c (apdu_open_reader): Make sure not to try multiple times,
when PORTSTR is specified.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-05-06 19:05:30 +09:00
Werner Koch
8d81fd7c01
scd: Fix PC/SC removed card problem
* scd/apdu.c (pcsc_cancel): New.
(pcsc_init): Load new function.
(connect_pcsc_card): Use it after a removed card error.
--

Well, that was easier than I expected yesterday.

Signed-off-by: Werner Koch <wk@gnupg.org>
2021-04-29 09:14:25 +02:00
Werner Koch
1f846823b3
scd:p15: Fix the name of a card.
--
2021-04-28 18:31:51 +02:00