20067 Commits
Author SHA1 Message Date
Denozordec 9dcc56c821 Update Android project configuration and permissions
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- Added new entries to .gitignore to exclude Android build artifacts and keystore files.
- Updated build.gradle files to include Kotlin Gradle plugin dependencies.
- Enhanced gradle.properties with JVM arguments for better performance.
- Modified AndroidManifest.xml to include additional permissions for network and location access.
- Refactored package names in several classes to use a new namespace.
- Removed deprecated LogActivity, SelectedApplicationsActivity, SettingsActivity, and TrustedCertificatesActivity.
- Introduced a new scheduling mechanism in the Scheduler class to handle exact alarms on Android 13+.
- Updated MainActivity to integrate new UI components.

These changes improve the overall structure and functionality of the Android application.
2026-09-01 15:38:09 +07:00
Tobias Brunner 2265fcd1b4 stroke: Avoid underflow when reporting number of SAs
Since 5.9.6, the number of half-open SAs includes queued initial IKE
messages.  So that number could be higher than the number of managed
SAs, which causes an underflow in the output.

Fixes: b866ee88bf ("ike: Track unprocessed initial IKE messages like half-open IKE_SAs")
2026-08-24 16:21:49 +02:00
Tobias Brunner 3b58c67202 charon-tkm: Pass ia and ea ids according to configured proposal mappings 2026-07-31 16:10:36 +02:00
Tobias Brunner 14fa2d45d8 proposal: Add constructor that does no checks or fixups
This allows an easier construction of invalid proposals (e.g. IKE
proposals without DH groups) than parsing tokens and using
add_algorithm() manually.
2026-07-31 16:10:36 +02:00
Tobias Brunner ac1dde042a proposal: Add lower case names for protocols 2026-07-31 16:10:36 +02:00
Tobias Brunner 5011838b32 windows: Avoid potential races with canceling threads
The previous code did not synchronize some of the flags, so it was
possible that `cancel()` did not work properly (e.g. no APC queued).

This change uses atomics to set/read the flags, it also avoids using
the global thread lock for synchronization as getting the condvar before
queuing the APC avoids having to sync with `docancel()`.  However, to
make sure we don't use a stale and potentially already freed condvar
when the thread is canceled a new lock is added and held until the
condvar has been signaled (using atomics for that member doesn't work as
the ordering rules enforced by atomics can not avoid that the thread in
`cancel()` potentially reads a stale value, or the race between reading
and signaling it).
2026-07-31 16:07:52 +02:00
Tobias Brunner 3934089415 atomics: Add helpers to atomically load/store bools 2026-07-31 16:07:52 +02:00
Tobias Brunner bf438cb182 vici: Make IKEv2 the default IKE version
We don't want to accept IKEv1 clients anymore by default, so we also
warn them about it in the log.
2026-07-31 16:07:52 +02:00
Tobias Brunner e0fd0f51ea configure: Disable IKEv1 support by default
The protocol has long been replaced by IKEv2 and is officially deprecated
since several years (RFC 9395).  As a first step to removing support for
it completely, this makes the configure option disabled by default and
warns users about its use.
2026-07-28 08:39:47 +02:00
Tobias Brunner 2f9b52bd1b tnccs-dynamic: Remove unused plugin
With only TNCCS-2.0 supported, there is no need for this plugin.
2026-07-27 08:09:39 +02:00
Tobias Brunner ec2a501d8e tnccs-11: Remove legacy TNCCS-1.1 implementation
There is no reason to keep this around anymore (has been superseded by
TNCCS-2.0 a long time ago).  Removed the corresponding test scenarios.

Since this is the last user of libxml, also removed those references.
2026-07-27 08:09:39 +02:00
Tobias Brunner 1fa33a0631 tnc-ifmap: Remove prototypical IF-MAP plugin
This was primarily used in our labs to visualize some TNC aspects but
the third-party daemon and frontend we used have not seen any development
in a decade.  There never was any industry interest in this protocol
anyway, so just remove it.
2026-07-27 08:09:39 +02:00
Tobias Brunner 3a23a56b29 soup: Remove limited fetcher plugin
Besides the relatively recent update to libsoup-3, this has not seen
much development and lacks several features.  There does not seem to be
any advantage over using the curl plugin.  So just remove it to reduce
the maintenance burden.
2026-07-27 08:09:39 +02:00
Tobias Brunner 7d122d5a98 gcrypt: Remove limited crypto plugin
This has not seen any significant changes for years.  So it lacks support
for modern algorithms and would require quite some work for an overhaul.
Given that we support several other crypto backends, let's just remove
this to reduce the maintenance burden.

The test scenarios and other references are also removed.
2026-07-27 08:09:39 +02:00
Tobias Brunner 248c915593 af-alg: Remove plugin for deprecated AF_ALG interface
The 7.2 kernel has officially deprecated the interface and it will soon
be removed (support for hardware crypto offload has already been removed).

Also removed the corresponding test scenarios.
2026-07-27 08:09:39 +02:00
Tobias Brunner 10beab8bcd padlock: Remove legacy hardware crypto plugin
Unlikely there is even still hardware that would support this.

Also removed the CPU feature detection for these chips.
2026-07-24 15:44:44 +02:00
Tobias Brunner 9f6273786e led: Remove unused plugin
This was originally developed for a custom device.  No known users for
years.
2026-07-24 15:20:24 +02:00
Tobias Brunner 8b2e60b62b duplicheck: Remove confusing plugin
This plugin was developed for a customer who had very specific
requirements.  It never did anything useful for regular users and
usually caused confusing errors if they enabled it by mistake.  So
just remove it.
2026-07-24 15:20:24 +02:00
Tobias Brunner 67327e9074 blowfish: Remove legacy Blowfish implementation
There is no reason to use Blowfish nowadays.  Given that there are some
other plugins that still provide it, there is especially no reason to
maintain this custom implementation.  Also removed the two test scenarios
that used the plugin to avoid promoting the use of this algorithm.
2026-07-24 15:20:24 +02:00
Tobias Brunner e535ba99ac android-dns: Remove legacy Android DNS plugin
This was written for the original native Android port.  It was never used
by the later Android app.
2026-07-24 14:59:55 +02:00
Tobias Brunner eb50fd9d15 keychain: Remove unused macOS KeyChain plugin
The macOS frontend was the only user of this plugin.
2026-07-24 14:59:55 +02:00
Tobias Brunner ceae73cb04 charon-xpc: Remove prototypical macOS application
This has been deprecated for years.  As there are several potential
(security) issues, just remove the code.
2026-07-24 14:59:55 +02:00
Tobias Brunner 60846f24bf libfast: Remove FastCGI application server library
The two users (manager, medsrv) are gone, so there is no reason to keep
this around.
2026-07-24 14:59:51 +02:00
Tobias Brunner ac690f1a5e medsrv/medcli: Remove prototypical medsrv web application and plugins
This was from a student project that has never been developed further.
And similar to the manager web application it lacks all sorts of modern
standards.  So just remove it and the two plugins it relied on.

The test scenario is renamed to avoid confusion (neither of the two
p2pnat scenarios uses medsrv/medcli).
2026-07-24 14:45:27 +02:00
Tobias Brunner 96b0011d30 smp: Remove legacy configuration/control interface
This has been replaced by VICI years ago, the only remaining user was
the manager.  So remove this as well.
2026-07-24 14:44:54 +02:00
Tobias Brunner f55bb2b384 manager: Remove legacy PoC manager web application
This has not been developed for years and as far as web applications
go it has some serious (security) issues.  So just remove it.
2026-07-24 14:17:47 +02:00
Tobias Brunner ea7a721dd8 file-logger: Prevent potential race when opening log files and change permission
This fixes a potential TOCTOU issue with opening log files.  The use of
`chown()` instead of `fchown()` could theoretically allow modifying the
ownership of an unintended file.

The log file now also is not world-readable anymore.

Also, the patch fixes the log groups for the two `(f)chown()` errors.

Fixes: d35d669180 ("Make syslog and file loggers configurable at runtime")
2026-07-24 13:55:04 +02:00
Tobias Brunner 50ac563292 tpm-tss-trousers: Add missing log argument if AIK private key is not found 2026-07-24 08:47:39 +02:00
Tobias Brunner 2092fe6722 Revert "Recognize critical IssuingDistributionPoint CRL extension"
It might not be a good idea to blindly accept such extensions.  A scoped
CRL could be accepted for the wrong scope.  So just reject them again.

This reverts commit 126778679f.
2026-07-24 08:47:39 +02:00
Tobias Brunner 6971249758 auth-cfg: Avoid overflow when checking key strength compliance
The enumerator strictly handles pointers to pointers, so passing a
`u_int` is incorrect on 64-bit platforms.

Fixes: 918e92c4c9 ("Support multiple different public key strength types in constraints")
2026-07-24 08:47:39 +02:00
Tobias Brunner eb6fd8a8f7 signature-params: Only modify passed params if parsing succeeded
This avoids issues if a caller doesn't expect e.g. the scheme to get
modified on failure.
2026-07-24 08:47:39 +02:00
Tobias Brunner 459fcabd9e chunk: Improve constant time comparison for chunks with unequal length
While for most uses the length is fixed and public (e.g. PRF/MAC outputs),
there are a few (e.g. in xauth-generic) that compare variable length
data.

The previous code directly leaked a differing length by short-circuiting
before comparing anything.  While we could limit the comparison by the
minimum length (and call `memeq_const()`), that could still leak the
length because the time will plateau once the secret's length is reached.
Similarly, if the comparison was bound by the longer chunk (would prevent
the use of `memeq_const()`), the length could also be revealed once the
input gets longer than the secret and the time increases.

This changes the semantics of the function by declaring the first
argument the expected/reference secret and the second the variable input.
This strictly makes the function constant-time, bound by the secret's
length.  So the length can't be guessed by providing different input (but
if an attacker can trigger the comparison against different secrets, of
potentially known lengths, it might still be possible).  If the chunks
are known to have the same length, the order doesn't matter.

Callers of this function have been updated accordingly.
2026-07-24 08:47:39 +02:00
Tobias Brunner 11241a8379 encrypted-payload: Do basic decryption check only once
The check only references the original chunk, so for each parsed payload
it checks the same thing.  The length of each individual payload is
checked by the parser anyway.  So I think this was primarily added for
the IKEv1 "wrong PSK" use case.  Let's keep it for now.

Fixes: dd5c3787dc ("Give a hint that decryption failed if payload length invalid")
2026-07-24 08:47:39 +02:00
Tobias Brunner 52b689c4f8 pem: Avoid integer underflow when verifying padding after decryption
If the padding was larger than the whole blob, all available bytes were
checked for a match and the blob's length was eventually adjusted and
SUCCESS returned.  Due to the underflow this could result in a huge size
that would then get copied.  Zero-length padding was also incorrectly
accepted as was padding larger than the block size.

Fixes: 160f4c225d ("moved PEM parsing functionality to its own plugin")
2026-07-24 08:47:39 +02:00
Tobias Brunner 94e97eb183 eap-ttls: Fix memory leaks in error cases related to EAP-Identity handling
Should be rare that the eap-identity plugin is not loaded when
authenticating clients with EAP.  And the second error path will
currently never get used as `process()` always succeeds.

Fixes: 79f2102cb4 ("implemented server side support for EAP-TTLS")
2026-07-24 08:47:39 +02:00
Tobias Brunner f95c6a2e03 printf-hook-builtin: Avoid leaking stack contents when printing very long strings
Because `builtin_vsnprintf()` returns the length of the (theoretically)
produced string even if the buffer is too small, the `fwrite()` calls
would read past the buffer.  While it rarely happens that log messages
are even close to the current buffer size, it might get triggered by an
overlong IKE/EAP identity or similar.

For `vasprintf()`, the allocation for the complete required length is
now correctly handled (capped at `INT_MAX` as that's what
`builtin_vsnprintf()` can technically return).

Also fixed is an incorrect mapping of the return value of `fwrite()` in
case of an error.  While the latter returns the elements written so far,
the expected return value from `vfprintf()` is negative.

Fixes: cabe5c0ff4 ("printf-hook-builtin: Add a new "builtin" backend using its own printf() routines")
2026-07-24 08:47:39 +02:00
Tobias Brunner 4f3e572b5b ml: Properly implement ByteDecode with d=12
I've overlooked the "m = q if d = 12" note in the pseudo-code for
Algorithm 6.  The text further up in the section actually clarifies
this:

  For d = 12, ByteDecode produces integers modulo q as output...(it)
  converts each 12-bit segment of its input into an integer modulo 4096
  and then reduces the result modulo q. This is no longer a one-to-one
  operation.

This did not have any practical impact (other than accepting public keys
that are technically non-compliant) because the values would get properly
reduced anyway by the Barrett reduction used in `mul_modq()`.

Fixes: 89f4b345e3 ("ml: Add software implementation of ML-KEM")
2026-07-24 08:47:39 +02:00
Tobias Brunner b6ff363e1c stroke: Avoid sharing a certificate printer between multiple clients
If multiple clients call list commands concurrently, each would replace
the global certificate printer instance the previous client created
and then operate on shared state.  The destruction then causes a
double-free or NULL-pointer dereference.

Fixes: 02d431022c ("Refactored certificate management for the vici and stroke interfaces")
2026-07-24 08:47:39 +02:00
Tobias Brunner f00b85dbf4 windows: Fix potential use-after-free when joining a thread
Because the flag was set before running the TLS cleanup, a thread
waiting in `join()` could exit the loop and destroy the thread object
before `docleanup()` is called in `end_thread()`.

This change removes the `terminated` flag and instead properly waits for
the thread to exit in `join()`.  By always removing the threads from the
hashtable in `end_thread()`, we also avoid requiring to check any flags
in `cleanup_tls()`, as it now only finds an object for external threads.

We now also make sure to call `docleanup()` before removing the thread
from the hashtable.  Otherwise, if a TLS cleanup callback calls
`thread_current[_id]()`, a new thread object would get created that is
never cleaned up.

Fixes: 0fa9c95811 ("windows: Provide a complete native Windows threading backend")
2026-07-24 08:47:39 +02:00
Tobias Brunner 677b915efe iv-manager: Don't allow zero max_ikev1_exchanges
This would cause a use-after-free because `lookup_iv()` inserts, removes
and destroys the still returned entry.

Fixes: aeaab528e8 ("ikev1: Factor out IV and QM management")
2026-07-24 08:47:39 +02:00
Tobias Brunner 8bcc47b818 fips-prf: Increase log level when logging secret state
Fixes: f27f6296e6 ("merged EAP framework from branch into trunk includes a lot of other modifications")
2026-07-24 08:47:39 +02:00
Tobias Brunner 1b9b037816 sha3: Fix applying second padding bit on big-endian platforms
Fixes: 56f4b2096a ("sha3: Fix Keccak when compiled with GCC 13.x")
2026-07-24 08:47:39 +02:00
Tobias Brunner ac7f071673 child-sa-manager: Correctly remove replaced entry in lookup tables
In the (very) unlikely case that a unique ID is reused (e.g. due to
counter wraparound) while the original SA is still in this manager,
the entries should properly get removed from the other lookup tables
before the entry is destroyed to prevent stale pointers from getting
used in later lookups.

Fixes: e732fb11a9 ("child-sa-manager: Add a global manager storing CHILD_SA relations")
2026-07-24 08:47:39 +02:00
Tobias Brunner 00830ddc36 ikev2: Make sure to correctly compare nonces of unequal length
The previous code would not correctly compare nonces of unequal length
where the shorter is the prefix of the longer one.
2026-07-24 08:47:39 +02:00
Tobias Brunner 8aca7f9231 chunk: Add utility that compares the prefix of two chunks
Unlike chunk_compare() this first compares the prefix of two nonces,
then falls back to comparing the length.  This is basically intended to
compare nonces as specified in RFC 7296:

   "Lowest" means an octet-by-octet comparison (instead of, for instance,
   comparing the nonces as large integers).  In other words, start by
   comparing the first octet; if they're equal, move to the next octet,
   and so on.  If you reach the end of one nonce, that nonce is the
   lower one.
2026-07-24 08:47:39 +02:00
Tobias Brunner 0ffc3f3fd6 gcrypt: Fix zeroing padding when extracting RSA value from S-expression
When left-padding a value shorter than the RSA key, the code previously
calculated the length incorrectly so that some bytes might have been
cleared if the value was shorter than half the required length.

Fixes: a2f1bb238e ("enforce correct RSA signature lenght in gcrypt")
2026-07-24 08:47:39 +02:00
Tobias Brunner 322d947a04 eap-sim-pcsc: Properly release context if determining list of readers fails
Fixes: 80dca77a50 ("Added SIM card backend based on pcsc-lite")
2026-07-24 08:47:39 +02:00
Tobias Brunner 918e052ae1 eap-md5: Avoid memory leak caused by repeated challenges
Fixes: 4b403e7672 ("merged EAP-MD5 into trunk")
2026-07-24 08:47:39 +02:00
Tobias Brunner 4eaaf19217 kernel-netlink: Properly clean up pending entry if VIP installation failed
This could prevent the VIP from getting installed later and actually
causes those threads to block indefinitely as they wait for the entry to
either get removed or the VIP marked as installed, which will never
happen.

Fixes: c6b401581a ("Changed how kernel-netlink handles virtual IP addresses")
2026-07-24 08:47:39 +02:00
Tobias Brunner c52fd0c518 ha: Fix offset checks in HA address pool
This applies some of the same fixes found in the previous commit but also
ensures that the offsets are valid before accessing the bitmask.  Because
of an off-by-one error in the latter, the last address could get released
incorrectly (the pool constructor explicitly excludes it).

Fixes: 98d0343870 ("Implemented a HA enabled in-memory address pool")
2026-07-24 08:47:39 +02:00