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Current File : //snap/core20/current/usr/share/doc/ChangeLog
07/04/2025, commit https://git.launchpad.net/snap-core20/tree/92f33cf5c91cc93d7888f389647936aa39a31752

[ Changes in the core20 snap ]

Alfonso Sánchez-Beato (2):
      static/run-snapd-from-snap: adapt to new mount place for snapd snap
      static/run-snapd-from-snap: some shell script improvements

Philip Meulengracht (2):
      SECURITY.md: add our security documentation for the core20 snap
      SECURITY.md: change github link to core20 from core-base

[ Changes in primed packages ]

cloud-init (built from cloud-init) updated from 24.4-0ubuntu1~20.04.1 to 24.4.1-0ubuntu0~20.04.2:

  cloud-init (24.4.1-0ubuntu0~20.04.2) focal; urgency=medium

    * cherry-pick fixes for MAAS traceback (LP: #2100963)
      - cherry-pick c60771d8: test: pytestify test_url_helper.py
      - cherry-pick 8810a2dc: test: Remove CiTestCase from
        test_url_helper.py
      - cherry-pick 582f16c1: test: add OauthUrlHelper tests
      - cherry-pick 9311e066: fix: Update OauthUrlHelper to use readurl
        exception_cb

   -- James Falcon <james.falcon@canonical.com>  Thu, 13 Mar 2025 11:28:57 -0500

  cloud-init (24.4.1-0ubuntu0~20.04.1) focal; urgency=medium

    * Add d/p/cpick-84806336-chore-Add-feature-flag-for-manual-network-waiting
      - Pull in the upstream commit that makes it easier to patch out the
        new systemd-networkd-wait-online behavior in e30549e8
    * Add d/p/cpick-b817a679-fix-retry-AWS-hotplug-for-async-IMDS.patch
      - Pull in the upstream commit works around a limitation in AWS's IMDS
        (GH-5971) (LP: #2097319)
    * Add d/p/no-remove-networkd-online.patch
      - Revert breaking change on stable release (LP: #2094149)
    * Update d/p/no-single-process.patch
      - This patch missed waiting for mounts (LP: #2097441)
    * refresh patches:
      - d/p/cli-retain-file-argument-as-main-cmd-arg.patch
      - d/p/revert-551f560d-cloud-config-after-snap-seeding.patch
      - d/p/drop-unsupported-systemd-condition-environment.patch
    * Upstream snapshot based on 24.4.1.
      List of changes from upstream can be found at
      https://raw.githubusercontent.com/canonical/cloud-init/24.4.1/ChangeLog
      (LP: #2094179, #2094208, #2094857, #2094858)

   -- Brett Holman <brett.holman@canonical.com>  Tue, 04 Feb 2025 17:28:31 -0700

gpgv (built from gnupg2) updated from 2.2.19-3ubuntu2.2 to 2.2.19-3ubuntu2.4:

  gnupg2 (2.2.19-3ubuntu2.4) focal-security; urgency=medium

    * SECURITY UPDATE: verification DoS via crafted subkey data
      - debian/patches/CVE-2025-30258-1.patch: lookup key for merging/
        inserting only by primary key in g10/getkey.c, g10/import.c,
        g10/keydb.h.
      - debian/patches/CVE-2025-30258-2.patch: remove a signature check
        function wrapper in g10/mainproc.c, g10/packet.h, g10/sig-check.c.
      - debian/patches/CVE-2025-30258-3.patch: fix a verification DoS due to
        a malicious subkey in the keyring in g10/getkey.c, g10/keydb.h,
        g10/mainproc.c, g10/packet.h, g10/sig-check.c, g10/pkclist.c.
      - debian/patches/CVE-2025-30258-4.patch: fix regression for the recent
        malicious subkey DoS fix in g10/getkey.c, g10/packet.h.
      - debian/patches/CVE-2025-30258-5.patch: fix double free of internal
        data in g10/sig-check.c.
      - CVE-2025-30258

   -- Marc Deslauriers <marc.deslauriers@ubuntu.com>  Sat, 29 Mar 2025 12:35:54 -0400

gnutls-bin, libgnutls30:amd64 (built from gnutls28) updated from 3.6.13-2ubuntu1.11 to 3.6.13-2ubuntu1.12:

  gnutls28 (3.6.13-2ubuntu1.12) focal-security; urgency=medium

    * SECURITY UPDATE: resource consumption issue when decoding DER-encoded
      certificate data
      - debian/patches/CVE-2024-12243-pre1.patch: add _gnutls_reallocarray
        and _gnutls_reallocarray_fast in lib/mem.*.
      - debian/patches/CVE-2024-12243-pre2.patch: add INT_ADD_OK etc in
        gl/intprops.h.
      - debian/patches/CVE-2024-12243.patch: optimize name constraints
        processing in lib/datum.c,  lib/x509/name_constraints.c,
        lib/x509/x509_ext.c, lib/x509/x509_ext_int.h, lib/x509/x509_int.h.
      - CVE-2024-12243

   -- Marc Deslauriers <marc.deslauriers@ubuntu.com>  Wed, 12 Feb 2025 12:32:03 -0500

python3-jinja2 (built from jinja2) updated from 2.10.1-2ubuntu0.4 to 2.10.1-2ubuntu0.6:

  jinja2 (2.10.1-2ubuntu0.6) focal-security; urgency=medium

    * SECURITY REGRESSION: Arbitrary code execution via |attr filter bypass
      - debian/patches/CVE-2025-27516.patch: Replace getattr_static with an
        equivalent Python 2 compatible function
      - CVE-2025-27516

   -- John Breton <john.breton@canonical.com>  Wed, 12 Mar 2025 12:53:04 -0400

  jinja2 (2.10.1-2ubuntu0.5) focal-security; urgency=medium

    * SECURITY UPDATE: Arbitrary code execution via |attr filter bypass
      - debian/patches/CVE-2025-27516.patch: attr filter uses env.getattr
      - CVE-2025-27516

   -- John Breton <john.breton@canonical.com>  Mon, 10 Mar 2025 12:58:01 -0400

libgssapi-krb5-2:amd64, libk5crypto3:amd64, libkrb5-3:amd64, libkrb5support0:amd64 (built from krb5) updated from 1.17-6ubuntu4.8 to 1.17-6ubuntu4.9:

  krb5 (1.17-6ubuntu4.9) focal-security; urgency=medium

    * SECURITY UPDATE: denial of service via two memory leaks
      - debian/patches/CVE-2024-26458.patch: fix two unlikely memory leaks in
        src/lib/gssapi/krb5/k5sealv3.c, src/lib/rpc/pmap_rmt.c.
      - CVE-2024-26458
      - CVE-2024-26461
    * SECURITY UPDATE: kadmind DoS via iprop log file
      - debian/patches/CVE-2025-24528.patch: prevent overflow when
        calculating ulog block size in src/lib/kdb/kdb_log.c.
      - CVE-2025-24528

   -- Marc Deslauriers <marc.deslauriers@ubuntu.com>  Tue, 25 Feb 2025 12:27:13 -0500

libcap2-bin, libcap2:amd64 (built from libcap2) updated from 1:2.32-1ubuntu0.1 to 1:2.32-1ubuntu0.2:

  libcap2 (1:2.32-1ubuntu0.2) focal-security; urgency=medium

    * SECURITY UPDATE: incorrect group name handling
      - debian/patches/CVE-2025-1390-1.patch: fix potential configuration
        parsing error in pam_cap/pam_cap.c.
      - debian/patches/CVE-2025-1390-2.patch: add a test for bad group prefix
        in pam_cap/sudotest.conf.
      - CVE-2025-1390

   -- Marc Deslauriers <marc.deslauriers@ubuntu.com>  Thu, 20 Feb 2025 11:01:08 -0500

libtasn1-6:amd64 (built from libtasn1-6) updated from 4.16.0-2 to 4.16.0-2ubuntu0.1:

  libtasn1-6 (4.16.0-2ubuntu0.1) focal-security; urgency=medium

    * SECURITY UPDATE: Denial of service through inefficient algorithm.
      - CVE-2024-12133-x.patch: Add caching and optimize algorithms in
        lib/decoding.c, lib/element.c, lib/element.h, lib/int.h,
        lib/parser_aux.c, and lib/structure.c.
      - CVE-2024-12133

   -- Hlib Korzhynskyy <hlib.korzhynskyy@canonical.com>  Wed, 12 Feb 2025 09:20:57 -0330

opensc, opensc-pkcs11:amd64 (built from opensc) updated from 0.20.0-3ubuntu0.1~esm1 to 0.20.0-3ubuntu0.1~esm3:

  opensc (0.20.0-3ubuntu0.1~esm3) focal-security; urgency=medium

    * SECURITY REGRESSION: EVP_VerifyFinal error after last update.
      - debian/patches/series: Revert patches from last update pending futher
        investigation

   -- Hlib Korzhynskyy <hlib.korzhynskyy@canonical.com>  Fri, 28 Mar 2025 10:48:33 -0230

  opensc (0.20.0-3ubuntu0.1~esm2) focal-security; urgency=medium

    * SECURITY UPDATE: Stack buffer overflow
      - debian/patches/CVE-2021-42782-1.patch: cardos: Correctly calculate
        the left bytes to avoid buffer overrun
      - debian/patches/CVE-2021-42782-2.patch: PIV Improved parsing of
        data from the card
      - debian/patches/CVE-2021-42782-3.patch: coolkey: Initialize
        potentially uninitialized memory
      - debian/patches/CVE-2021-42782-4.patch: tcos: prevent out of bounds read
      - debian/patches/CVE-2021-42782-5.patch: iasecc: Prevent stack
        buffer overflow when empty ACL is returned
      - CVE-2021-42782
    * SECURITY UPDATE: Use after return
      - debian/patches/CVE-2021-42780.patch: tcos: Check bounds in
        insert_pin()
      - CVE-2021-42780
    * SECURITY UPDATE: PIN Bypass
      - debian/patches/CVE-2023-40660-1.patch: Fixed PIN authentication
        bypass
      - debian/patches/CVE-2023-40660-2.patch: pkcs15init: Check login
        status before asking for a pin
        overflow during keygen
      - CVE-2023-40660
    * SECURITY UPDATE: Compromised card operations
      - debian/patches/CVE-2023-40661-1.patch: pkcs15: Avoid buffer
        overflow when getting last update
      - debian/patches/CVE-2023-40661-2.patch: setcos: Avoid buffer
        underflow
      - debian/patches/CVE-2023-40661-3.patch: setcos: Avoid writing
        behind the path buffer end
      - debian/patches/CVE-2023-40661-4.patch: oberthur: Avoid buffer
        overflow
      - debian/patches/CVE-2023-40661-5-pre1.patch: pkcs15-pubkey: free
        DER value when parsing public key fails
      - debian/patches/CVE-2023-40661-5.patch: pkcs15-pubkey.c: Avoid
        double-free
      - debian/patches/CVE-2023-40661-6.patch: pkcs15-cflex: check path
        length to prevent underflow
      - debian/patches/CVE-2023-40661-7.patch: Check length of string
        before making copy
      - debian/patches/CVE-2023-40661-8.patch: Check array bounds
      - debian/patches/CVE-2023-40661-9.patch: sc_pkcs15init_rmdir:
        prevent out of bounds write
      - debian/patches/CVE-2023-40661-10.patch: iasecc: Avoid another
        buffer overflow
      - debian/patches/CVE-2023-40661-11-pre1.patch: iassecc: Verify
        buffer lengths before use
      - debian/patches/CVE-2023-40661-11.patch: iasecc: Avoid buffer
        overflow with invalid data
      - debian/patches/CVE-2023-40661-12.patch: iasecc: Check length of
        data when parsing crt
      - debian/patches/CVE-2023-40661-13-pre1.patch: card-entersafe.c:
        Free modulus buffer in case of error
      - debian/patches/CVE-2023-40661-13.patch: entersafe: Avoid buffer
        overflow during keygen
      - CVE-2023-40661
    * SECURITY UPDATE: Missing variable initialization
      - debian/patches/CVE-2024-45615-1.patch: Fix uninitialized values
      - debian/patches/CVE-2024-45615-2.patch: Initialize variables for tag and
        CLA
      - debian/patches/CVE-2024-45615-3.patch: Initialize OID length
      - debian/patches/CVE-2024-45615-4.patch: Initialize variables for tag and
        CLA
      - debian/patches/CVE-2024-45615-5.patch: Avoid using uninitialized memory
      - debian/patches/CVE-2024-45617-1.patch: Check return value when selecting
        AID
      - debian/patches/CVE-2024-45617-2.patch: Return error when response length
        is 0
      - debian/patches/CVE-2024-45617-3.patch: Check number of read bytes
      - debian/patches/CVE-2024-45618-1.patch: Check return value of serial num
        conversion
      - debian/patches/CVE-2024-45618-2.patch: Report transport key error
      - CVE-2024-45615
      - CVE-2024-45617
      - CVE-2024-45618
    * SECURITY UPDATE: Buffer overflow
      - debian/patches/CVE-2023-2977.patch: pkcs15init: correct left
        length calculation to fix buffer overrun bug
      - debian/patches/CVE-2024-45616-1.patch: Fix uninitialized values
      - debian/patches/CVE-2024-45616-2.patch: Check length of APDU response
      - debian/patches/CVE-2024-45616-3.patch: Correctly calculate certificate
        length based on the resplen
      - debian/patches/CVE-2024-45616-4.patch: Check length of serial number
      - debian/patches/CVE-2024-45616-5.patch: Use actual length of reponse
        buffer
      - debian/patches/CVE-2024-45616-6.patch: Check length of response buffer
        in select
      - debian/patches/CVE-2024-45616-7.patch: Check APDU response length and
        ASN1 lengths
      - debian/patches/CVE-2024-45616-8.patch: Report invalid SW when reading
        object
      - debian/patches/CVE-2024-45616-9.patch: Avoid using uninitialized memory
      - debian/patches/CVE-2024-45616-10.patch: Check length of serial number
      - debian/patches/CVE-2024-45620-1.patch: Check length of file to be non-zero
      - debian/patches/CVE-2024-45620-2.patch: Check length of data before
        dereferencing
      - debian/patches/CVE-2024-45620-3.patch: Check length of data when parsing
      - debian/patches/CVE-2024-8443-1.patch: Avoid buffer overflow when writing
        fingerprint
      - debian/patches/CVE-2024-8443-2.patch: Do not accept non-matching key
        responses
      - CVE-2023-2977
      - CVE-2024-45616
      - CVE-2024-45620
      - CVE-2024-8443

   -- Bruce Cable <bruce.cable@canonical.com>  Fri, 07 Mar 2025 16:24:52 +1100

openssh-client, openssh-server, openssh-sftp-server (built from openssh) updated from 1:8.2p1-4ubuntu0.11 to 1:8.2p1-4ubuntu0.12:

  openssh (1:8.2p1-4ubuntu0.12) focal-security; urgency=medium

    * SECURITY UPDATE: MitM with VerifyHostKeyDNS option
      - debian/patches/CVE-2025-26465.patch: fix error code handling in
        krl.c, ssh-agent.c, ssh-sk-client.c, sshconnect2.c, sshsig.c.
      - CVE-2025-26465

   -- Marc Deslauriers <marc.deslauriers@ubuntu.com>  Tue, 11 Feb 2025 09:09:35 -0500

libssl1.1:amd64, openssl (built from openssl) updated from 1.1.1f-1ubuntu2.23 to 1.1.1f-1ubuntu2.24:

  openssl (1.1.1f-1ubuntu2.24) focal-security; urgency=medium

    * SECURITY UPDATE: Low-level invalid GF(2^m) parameters lead to OOB
      memory access
      - debian/patches/CVE-2024-9143.patch: harden BN_GF2m_poly2arr against
        misuse in crypto/bn/bn_gf2m.c, test/ec_internal_test.c.
      - CVE-2024-9143
    * SECURITY UPDATE: A timing side-channel which could potentially allow
      recovering the private key exists in the ECDSA signature computation
      - debian/patches/CVE-2024-13176.patch: Fix timing side-channel in
        ECDSA signature computation in crypto/bn/bn_exp.c,
        crypto/ec/ec_lib.c, include/crypto/bn.h.
      - CVE-2024-13176

   -- Marc Deslauriers <marc.deslauriers@ubuntu.com>  Wed, 05 Feb 2025 08:26:48 -0500

libpython3.8-minimal:amd64, libpython3.8-stdlib:amd64, python3.8, python3.8-minimal (built from python3.8) updated from 3.8.10-0ubuntu1~20.04.14 to 3.8.10-0ubuntu1~20.04.18:

  python3.8 (3.8.10-0ubuntu1~20.04.18) focal-security; urgency=medium

    * SECURITY UPDATE: urlparse does not flag hostname with square brackets
      as incorrect
      - debian/patches/CVE-2025-0938-pre1.patch: Removed.
      - debian/patches/CVE-2025-0938-pre2.patch: Removed.
      - debian/patches/add-support-for-scoped-IPv6-addresses.patch: Add
        support for scoped IPv6 addresses.
      - debian/patches/CVE-2025-0938.patch: Updated.
      - CVE-2025-0938

   -- Fabian Toepfer <fabian.toepfer@canonical.com>  Tue, 18 Mar 2025 21:04:55 +0100

  python3.8 (3.8.10-0ubuntu1~20.04.17) focal-security; urgency=medium

    * SECURITY REGRESSION: IPv6 parsing issue (LP: #2103454)
      - debian/patches/CVE-2025-0938*.patch: Disable patches until further
        investigation

   -- Marc Deslauriers <marc.deslauriers@ubuntu.com>  Mon, 17 Mar 2025 15:35:05 -0400

  python3.8 (3.8.10-0ubuntu1~20.04.16) focal-security; urgency=medium

    * SECURITY UPDATE: incorrect quoting in venv module
      - debian/patches/CVE-2024-9287.patch: Updated to fix additional
        quotes in activation scripts Lib/venv/scripts/common/activate,
        Lib/venv/scripts/posix/activate.csh, and
        Lib/venv/scripts/posix/activate.fish.
      - CVE-2024-9287
    * SECURITY UPDATE: urlparse does not flag hostname with square brackets
      as incorrect
      - debian/patches/CVE-2025-0938-pre1.patch: Remove urlsplit()
        optimization for 'http' prefixed inputs.
      - debian/patches/CVE-2025-0938-pre2.patch: Fix urlparse() with numeric
        paths.
      - debian/patches/CVE-2025-0938.patch: Refreshed. It has together with
        the pre patches the intended effect now.
      - CVE-2025-0938

   -- Fabian Toepfer <fabian.toepfer@canonical.com>  Tue, 11 Mar 2025 18:45:31 +0100

  python3.8 (3.8.10-0ubuntu1~20.04.15) focal-security; urgency=medium

    * SECURITY UPDATE: urlparse does not flag hostname with square brackets
      as incorrect
      - debian/patches/CVE-2025-0938.patch: disallow square brackets in
        domain names for parsed URLs in Lib/test/test_urlparse.py,
        Lib/urllib/parse.py.
      - CVE-2025-0938

   -- Marc Deslauriers <marc.deslauriers@ubuntu.com>  Tue, 04 Feb 2025 10:02:54 -0500

tzdata (built from tzdata) updated from 2024b-0ubuntu0.20.04.1 to 2025b-0ubuntu0.20.04:

  tzdata (2025b-0ubuntu0.20.04) focal; urgency=medium

    * New upstream release (LP: #2104284):
      - New America/Coyhaique zone for Aysén Region in Chile, which moves
        from -04/-03 to -03. It will not change its clocks on 2025-04-05.
      - Improve historical data for Iran
    * Add America/Coyhaique to tzdata.install and debconf templates
    * Update English, French and Spanish debconf translations for Coyhaique
    * Add autopkgtest test case for 2025b release
    * No ICU data update yet as none is yet available upstream.

   -- Benjamin Drung <bdrung@ubuntu.com>  Wed, 26 Mar 2025 21:45:15 +0100

  tzdata (2025a-0ubuntu0.20.04) focal; urgency=medium

    * New upstream release (LP: #2095233):
      - Paraguay adopts permanent -03 starting spring 2024
      - No leap second on 2025-06-30
    * Add autopkgtest test case for 2025a release
    * debian/rules: rename icu-data branch from master to main
    * Update the ICU timezone data to 2025a
    * Add autopkgtest test case for ICU timezone data 2025a
    * Drop unused translations
    * Override lintian's unused-debconf-template

   -- Benjamin Drung <bdrung@ubuntu.com>  Fri, 14 Feb 2025 23:00:32 +0100

vim-common, vim-tiny, xxd (built from vim) updated from 2:8.1.2269-1ubuntu5.31 to 2:8.1.2269-1ubuntu5.32:

  vim (2:8.1.2269-1ubuntu5.32) focal-security; urgency=medium

    * SECURITY UPDATE: Use after free when redirecting display command to
      register.
      - debian/patches/CVE-2025-26603.patch: Change redir_reg check to use
        vim_strchr command check in ./src/register.c.
      - CVE-2025-26603

   -- Hlib Korzhynskyy <hlib.korzhynskyy@canonical.com>  Wed, 02 Apr 2025 14:09:51 -0230

wpasupplicant (built from wpa) updated from 2:2.9-1ubuntu4.4 to 2:2.9-1ubuntu4.6:

  wpa (2:2.9-1ubuntu4.6) focal-security; urgency=medium

    * SECURITY UPDATE: Side-channel attack due to cache access patterns.
      - debian/patches/CVE-2022-2330x-x.patch: Add crypto function operators in
        ./src/crypto/crypto.h, .../crypto_openssl.c, and  .../crypto_wolfssl.c.
        Add dragonfly_sqrt() helper function in ./src/common/dragonfly.c. Change
        coordinate calculations in ./src/eap_common/eap_pwd_common.c.
      - CVE-2022-23303
      - CVE-2022-23304
    * SECURITY UPDATE: Encrypted element reusage.
      - debian/patches/CVE-2022-37660.patch: Add hostapd_dpp_pkex_clear_code()
        and wpas_dpp_pkex_clear_code(), and clear code reusage in
        ./src/ap/dpp_hostapd.c and ./wpa_supplicant/dpp_supplicant.c
      - CVE-2022-37660

   -- Hlib Korzhynskyy <hlib.korzhynskyy@canonical.com>  Mon, 24 Feb 2025 16:44:55 -0330