History log of /openssl/providers/implementations/kdfs/hkdf.c (Results 1 – 25 of 47)
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# 7ed6de99 05-Sep-2024 Tomas Mraz

Copyright year updates


Reviewed-by: Neil Horman <nhorman@openssl.org>
Release: yes


# 14c45338 26-Aug-2024 slontis

EVP_MD_size() updates

For SHAKE algorithms we now return 0 from EVP_MD_size().
So all the places that check for < 0 needed to change to <= 0
(Otherwise the behaviour will be to diges

EVP_MD_size() updates

For SHAKE algorithms we now return 0 from EVP_MD_size().
So all the places that check for < 0 needed to change to <= 0
(Otherwise the behaviour will be to digest nothing in most cases).

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/25285)

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# f6a296c3 12-Aug-2024 slontis

Cleanups for FIPS options..

The options in fipsprov.c are now generated using macros with fips_indicator_params.inc.
This should keep the naming consistent.

Some FIPS related he

Cleanups for FIPS options..

The options in fipsprov.c are now generated using macros with fips_indicator_params.inc.
This should keep the naming consistent.

Some FIPS related headers have moved to providers/fips/include so that
they can use fips_indicator_params.inc.
securitycheck.h now includes fipsindicator.h, and fipsindicator.h includes
fipscommon.h.

fipsinstall.c uses OSSL_PROV_PARAM_ for the configurable FIPS options rather than
using OSSL_PROV_FIPS_PARAM_* as this was confusing as to which one should be used.
fips_names.h just uses aliases now for existing public names.

Reviewed-by: Paul Dale <ppzgs1@gmail.com>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/25162)

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# ea396c70 05-Aug-2024 slontis

Add FIPS KMAC key check

This adds a FIPS indicator for KMAC key size.
Note that 112 bits keys are still smaller than the
sizes required to reach 128 bits for KMAC128 and
256 bits

Add FIPS KMAC key check

This adds a FIPS indicator for KMAC key size.
Note that 112 bits keys are still smaller than the
sizes required to reach 128 bits for KMAC128 and
256 bits for KMAC256

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Paul Dale <ppzgs1@gmail.com>
(Merged from https://github.com/openssl/openssl/pull/25049)

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# 390f00a1 31-Jul-2024 slontis

Add HMAC FIPS keysize check.

HMAC has been changed to use a FIPS indicator for its key check.

HKDF and Single Step use a salt rather than a key when using HMAC,
so we need a mec

Add HMAC FIPS keysize check.

HMAC has been changed to use a FIPS indicator for its key check.

HKDF and Single Step use a salt rather than a key when using HMAC,
so we need a mechanism to bypass this check in HMAC.

A seperate 'internal' query table has been added to the FIPS provider
for MACS. Giving HMAC a seprate dispatch table allows KDF's to ignore
the key check. If a KDF requires the key check then it must do the
check itself. The normal MAC dipatch table is used if the user fetches
HMAC directly.

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Paul Dale <ppzgs1@gmail.com>
(Merged from https://github.com/openssl/openssl/pull/25049)

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# 81bb8848 30-Jul-2024 pohsingwu

Call key_check_passed in set_ctx_params

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
Reviewed-by: Paul Dale <ppzgs1@gmail.com>
(Merged from https://github.com/openssl/openssl/

Call key_check_passed in set_ctx_params

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
Reviewed-by: Paul Dale <ppzgs1@gmail.com>
(Merged from https://github.com/openssl/openssl/pull/23900)

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# 1b838621 02-Jun-2024 pohsingwu

Restrict the length of key-derivation key used in KDFs

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
Reviewed-by: Paul Dale <ppzgs1@gmail.com>
(Merged from https://github.com/o

Restrict the length of key-derivation key used in KDFs

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
Reviewed-by: Paul Dale <ppzgs1@gmail.com>
(Merged from https://github.com/openssl/openssl/pull/23900)

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# 14e46600 17-Jul-2024 pohsingwu

Restrict digest in set_ctx_params

In this commit, we also return different error if the digest is XOF.

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
Reviewed-by: Paul Dale

Restrict digest in set_ctx_params

In this commit, we also return different error if the digest is XOF.

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/23889)

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# 6d47e819 02-Jun-2024 pohsingwu

Restrict digest algorithm used in KDFs

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/

Restrict digest algorithm used in KDFs

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/23889)

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# fa338aa7 28-Apr-2024 Dimitri John Ledkov

fips: zeroization of public security parameters (PSPs)

ISO 19790:2012/Cor.1:2015 7.9 requires cryptographic module to provide
methods to zeroise all unproctected security sensitive param

fips: zeroization of public security parameters (PSPs)

ISO 19790:2012/Cor.1:2015 7.9 requires cryptographic module to provide
methods to zeroise all unproctected security sensitive parameters
(which inclues both Critical/Private **and** Public security
parameters). And those that are temprorarly stored are required to be
zeroised after they are no longer needed at security levels 2 and
higher.

Comply with the above requirements by always zeroising public security
parameters whenever they are freed.

This is currently done under the FIPS feature, however the requirement
comes from the ISO 19790:2012 which may also be needed in other
jurisdictions. If not always. Note FIPS 140-3 includes ISO 19790:2012
by reference.

Reviewed-by: Paul Dale <ppzgs1@gmail.com>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/24355)

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# 15d6114d 19-Apr-2024 Dimitri John Ledkov

hkdf: when HMAC key is all zeros, still set a valid key length

By itself, this is no change in any computation. However, this will
unlock enforcing minimum key lengths for NIST and FIPS

hkdf: when HMAC key is all zeros, still set a valid key length

By itself, this is no change in any computation. However, this will
unlock enforcing minimum key lengths for NIST and FIPS 140-3
requirements.

Also reading RFC8448 and RFC5869, this seems to be strictly correct
too.

Signed-off-by: Dimitri John Ledkov <dimitri.ledkov@surgut.co.uk>

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/24204)

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# 6b566687 02-Feb-2024 Todd Short

Fix EVP_PKEY_CTX_add1_hkdf_info() behavior

Fix #23448

`EVP_PKEY_CTX_add1_hkdf_info()` behaves like a `set1` function.

Fix the setting of the parameter in the params code.

Fix EVP_PKEY_CTX_add1_hkdf_info() behavior

Fix #23448

`EVP_PKEY_CTX_add1_hkdf_info()` behaves like a `set1` function.

Fix the setting of the parameter in the params code.
Update the TLS_PRF code to also use the params code.
Add tests.

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/23456)

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# da1c088f 07-Sep-2023 Matt Caswell

Copyright year updates


Reviewed-by: Richard Levitte <levitte@openssl.org>
Release: yes


# 56a51b5a 17-May-2023 Nicky Mouha

Update hkdf.c to avoid potentially vulnerable code pattern

The expression "if (a+b>c) a=c-b" is incorrect if "a+b" overflows.
It should be replaced by "if (a>c-b) a=c-b", which avoids th

Update hkdf.c to avoid potentially vulnerable code pattern

The expression "if (a+b>c) a=c-b" is incorrect if "a+b" overflows.
It should be replaced by "if (a>c-b) a=c-b", which avoids the
potential overflow and is much easier to understand.

This pattern is the root cause of CVE-2022-37454, a buffer overflow
vulnerability in the "official" SHA-3 implementation.

It has been confirmed that the addition in
https://github.com/openssl/openssl/blob/master/providers/implementations/kdfs/hkdf.c#L534
cannot overflow. So this is only a minor change proposal to avoid
a potentially vulnerable code pattern and to improve readability.
More information: https://github.com/github/codeql/pull/12036#issuecomment-1466056959

CLA: trivial

Reviewed-by: Paul Dale <pauli@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/20990)

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# 345b42be 13-Apr-2023 Pauli

Update KDFs to use shared functions.

Reviewed-by: Hugo Landau <hlandau@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2

Update KDFs to use shared functions.

Reviewed-by: Hugo Landau <hlandau@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/20724)

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# 1e6bd31e 19-Apr-2023 Irak Rigia

Replaced '{ 0, NULL }' with OSSL_DISPATCH_END in OSSL_DISPATCH arrays

Fixes #20710

Reviewed-by: Paul Dale <pauli@openssl.org>
Reviewed-by: Richard Levitte <levitte@openssl.org>

Replaced '{ 0, NULL }' with OSSL_DISPATCH_END in OSSL_DISPATCH arrays

Fixes #20710

Reviewed-by: Paul Dale <pauli@openssl.org>
Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/20745)

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# e8115bd1 16-Dec-2022 slontis

Change HKDF to alloc the info buffer.

Fixes #19909

I have enforced a maximum bound still but it is much higher.
Note also that TLS13 still uses the 2048 buffer size.

Re

Change HKDF to alloc the info buffer.

Fixes #19909

I have enforced a maximum bound still but it is much higher.
Note also that TLS13 still uses the 2048 buffer size.

Reviewed-by: Hugo Landau <hlandau@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/19923)

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# e077455e 29-Sep-2022 Richard Levitte

Stop raising ERR_R_MALLOC_FAILURE in most places

Since OPENSSL_malloc() and friends report ERR_R_MALLOC_FAILURE, and
at least handle the file name and line number they are called from,

Stop raising ERR_R_MALLOC_FAILURE in most places

Since OPENSSL_malloc() and friends report ERR_R_MALLOC_FAILURE, and
at least handle the file name and line number they are called from,
there's no need to report ERR_R_MALLOC_FAILURE where they are called
directly, or when SSLfatal() and RLAYERfatal() is used, the reason
`ERR_R_MALLOC_FAILURE` is changed to `ERR_R_CRYPTO_LIB`.

There were a number of places where `ERR_R_MALLOC_FAILURE` was reported
even though it was a function from a different sub-system that was
called. Those places are changed to report ERR_R_{lib}_LIB, where
{lib} is the name of that sub-system.
Some of them are tricky to get right, as we have a lot of functions
that belong in the ASN1 sub-system, and all the `sk_` calls or from
the CRYPTO sub-system.

Some extra adaptation was necessary where there were custom OPENSSL_malloc()
wrappers, and some bugs are fixed alongside these changes.

Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Hugo Landau <hlandau@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/19301)

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# fecb3aae 03-May-2022 Matt Caswell

Update copyright year

Reviewed-by: Tomas Mraz <tomas@openssl.org>
Release: yes


# fba140c7 12-Apr-2022 Dmitry Belyavskiy

str[n]casecmp => OPENSSL_strncasecmp

Reviewed-by: Tim Hudson <tjh@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/18069)


# d5f9166b 04-Feb-2022 Richard Levitte

Move e_os.h to include/internal

Including e_os.h with a path from a header file doesn't work well on
certain exotic platform. It simply fails to build.

Since we don't seem to b

Move e_os.h to include/internal

Including e_os.h with a path from a header file doesn't work well on
certain exotic platform. It simply fails to build.

Since we don't seem to be able to stop ourselves, the better move is
to move e_os.h to an include directory that's part of the inclusion
path given to the compiler.

Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/17641)

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# 95bd5ff6 24-Jan-2022 Pauli

hkdf: implement ctx dup operation

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/17572)


# f7d998a2 02-Aug-2021 Pauli

tls/prov: move the TLS 1.3 KDF code to providers

This function needs to be power up tested as part of the FIPS validation and
thus it needs to be inside the provider boundary. This is r

tls/prov: move the TLS 1.3 KDF code to providers

This function needs to be power up tested as part of the FIPS validation and
thus it needs to be inside the provider boundary. This is realised by
introducing a new KDF "TLS13-KDF" which does the required massaging of
parameters but is otherwise functionally equivalent to HKDF.

Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/16203)

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# 9d300aa2 02-Jul-2021 Shane Lontis

Add HKDF negative tests

Fix memory leak if legacy test is skipped.
Using EVP_KDF_CTX_get_params() to get OSSL_KDF_PARAM_SIZE will now
return 0 if the returned size is 0.

Rev

Add HKDF negative tests

Fix memory leak if legacy test is skipped.
Using EVP_KDF_CTX_get_params() to get OSSL_KDF_PARAM_SIZE will now
return 0 if the returned size is 0.

Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/15977)

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# ed576acd 21-May-2021 Tomas Mraz

Rename all getters to use get/get0 in name

For functions that exist in 1.1.1 provide a simple aliases via #define.

Fixes #15236

Functions with OSSL_DECODER_, OSSL_ENCODER_,

Rename all getters to use get/get0 in name

For functions that exist in 1.1.1 provide a simple aliases via #define.

Fixes #15236

Functions with OSSL_DECODER_, OSSL_ENCODER_, OSSL_STORE_LOADER_,
EVP_KEYEXCH_, EVP_KEM_, EVP_ASYM_CIPHER_, EVP_SIGNATURE_,
EVP_KEYMGMT_, EVP_RAND_, EVP_MAC_, EVP_KDF_, EVP_PKEY_,
EVP_MD_, and EVP_CIPHER_ prefixes are renamed.

Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/15405)

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