This is an OpenPGP/MIME signed message (RFC 4880 and 3156)
--===============1333542698420336806==
Content-Language: fr, en-CA, en-US
Content-Type: multipart/signed; micalg=pgp-sha256;
 protocol="application/pgp-signature";
 boundary="------------qVObxhAhEJKgRLFuLCvPiJzN"

This is an OpenPGP/MIME signed message (RFC 4880 and 3156)
--------------qVObxhAhEJKgRLFuLCvPiJzN
Content-Type: multipart/mixed;
 boundary="------------IUKEIoCWO2930Fl36dIMLwSH";
 protected-headers="v1"
From: Marc Deslauriers <marc.deslauriers@canonical.com>
Reply-To: Ubuntu Security <security@ubuntu.com>
To: "ubuntu-security-announce@lists.ubuntu.com"
 <ubuntu-security-announce@lists.ubuntu.com>
Message-ID: <8e6d407d-1069-4226-8b7e-f0519700adb8@canonical.com>
Subject: [USN-7251-1] HarfBuzz vulnerability
Autocrypt-Gossip: addr=security@ubuntu.com; keydata=
 xsFNBF7HusQBEADHo6tQYXvxFcsmh1TW7uO5iJODq86SLfHg4GakjZuwqK3kIDeHmfEBgT4s
 +2+xXO8T5Q7ivna2K7bpcuUc33smqxX+vaMvaEACPyObGEtQ70irhG5NGN6neNIFVQyD3IBo
 zxFEq71rkcl0l2QUaQegfmSCrDBDq7tH40ZFfzfqIhDEd1b8b6pHmLImXnFpQ6TFgsRwMbF6
 KFRgBWk0YWxY33oalw+fyle2zTWiwI3kw5XP+Xjs9f/C7b63t9Cl1wUdxVCQn1+Jq1mKL/Of
 G/G3RHuC3tovU6JvF45Lv8kAGMpHkM9Nm9ptlT50lcZU2Nc2m34G/i4gPeAeHboQmc+ORNC9
 w7DhUseg1W48jEWriUW5CA29r9pqU+vjRafYIBsqtchXasqtcuzeDd5Witezo3tV1eyvJy38
 lKoENPA0cODDkuINmrVZt98dBjGnmKZHUa9HpmEyJ/LxfLK61mFLf3NQfPYeTpt/ML7Mb4CU
 TkPxs8LiigJgbGuCffbdvdyZLsxM+YLspak4XMfErpv+f2awOBgb+M6oOuvtb53r7BIu2AVH
 Od+U4URcg4rW/EWH4xVfedpMyIsDUSrP99rfufEBioTwRDxsrntwOXvfCRc2WaVLMbqODYIX
 jC+AynbHqEkQZVxDEuRS3pjoDnJ7R7piBHy7iL5Wb9nVihamSwARAQABzSVVYnVudHUgU2Vj
 dXJpdHkgPHNlY3VyaXR5QHVidW50dS5jb20+wsGUBBMBCgA+AhsDBQsJCAcCBhUKCQgLAgQW
 AgMBAh4BAheAFiEEQHJg92Fuzk2dEkYnmOl0DcNFOeAFAmRREggFCQss8cQACgkQmOl0DcNF
 OeCbiQ//RdpnfN5oJ/Px1IQLFA0x6kEZAUjNpN1Mupfb52oX+dg774r/TawIc7tUE+o/WKuC
 Lh+0JI8HF8OIlN9cm+RrixQGll482qFWcWw/Nb7nnFtvwOCxlaTABGttEmesAZ125p6W7KIR
 6bRGxTXJ5Z50TLNUyBmc3+G3/hZigsFLBI/9GGzKCWNxobDfM9IQCknie/yfJ1NVeRoyXUpK
 dfgq9Pl/ohvR3BMrvw1XMTuxQn4C1cRcv+Wle/L/cq4fv3BLySYWElgeoKa2ozj9Fq2LRXF6
 uzO2QaTnfvOk1AdTUFev8lGSVb76nPOvnHcaTTsgRlwmdjTNDEKqSC8h5ZzjaWmPpMCZeY0/
 yTOnVlF5gercYD4utmSEcHMpBqNP1RZPt9SbN6x5v1l/tIA10TTi0UwnhklIsUqEUKXM/FKi
 YDJtzrLevdiPMoSOFCq/GY7fphisyXPL8teMLf5QFJ4WaLJdY1JQVMc5whlWj5SPOdWpQ08U
 aAX+bP822ZZ/6GKax+I2g9UN5itsNNz3GGs928zBCbzqAwmhat1LwbhS0Q9gAmrb8l0aPlYe
 9raaTAx/sZc8h11ivSNMExiB+W6184nuPgdqqH5cUPdNpDvvijOH18zj+BwGQ4pf8YyzDLqR
 Ng6BHrdsPgaQwbVVckiKvXP6vzrlruyiwRhKMZXf+MXOwU0EXse6xAEQAMbDPCAsziHrqt7T
 wGMAywGwEh0ADKf+KAL7Wpfpg/Vzeh/4ruQcbOSb83agupq5EJ1jP+JJRZ3nXq0Lhe0vRRzG
 YQJC9uYuHcWNpMY3HMPhSVBYEUr2dmVku6pREoTlUnNtf8ikbI2Hi7RiJ8Dz8s76lNA1t5Ow
 Yf6fw0lJ/5AsZ0KtL28kvZLM77UFSRcgaZyZxt2IQwDnn+YHyhuOtxbrX7yXhkjS/4KdfaUa
 7SN5QY7Cx8wPL9SPjnP0Tqg9SYlZy8D+bRZD+a7ZFeq1vyweCvDsBcCuMNEbMlVpOmCdTipS
 T2pdvcgaFW6WLX5oUZWRxqsBMVmMFuk+ck5hi0mKgWCaah7l2R7tDh9hY8PIpXigLoc8c8Jw
 +x4GFAe0OtU1/9METCtUJ/7dcmWREkLUsU7XqPwG2y+qIDrmZR6arlHMVxF43JZF9mY/ZZHO
 cnPP60c8qcScV4iLhA9hI7SuY1kfNr011zOuCxf+MwvQfeM0e/aKrpPrZNRxLK3ox73FDxeN
 4t+tTdW2Ln7MqorVhtdiJMiTZLt2cptOqQLWzBSwrcceBkHlysgtK9wdeDw1pbHNlG2SxJq+
 ge0zUIZ+ztFs82AGtiEcEXRjtmX9WF5/uFVPj+ZuYT4Rve5Zb8ama6dlD1WR5V9DI+xGIr+t
 d35cwCXde0HaCI+iNDXxABEBAAHCwXwEGAEKACYCGwwWIQRAcmD3YW7OTZ0SRieY6XQNw0U5
 4AUCZFESMwUJCyzx7wAKCRCY6XQNw0U54MOOEACWJmWWJVB6JokT23ByG8qVcPpZFXn6sX1D
 ZyuiWY/X/PgPkYxOmo3Q9ZutoaYLEeqRptSDOfgFS0oD78qjxDh/zSeCqgwmCAhfkH53jJ/L
 bhEwKt79o/PDLEWaYI915UKNpLark2ZuL+iQSSCLhywlzWrT47d7JqndYBgL3ukuQ+LflcoF
 g6RwayUjzGtnWJGN2Pg+BKS8x01AfIFtvn3QhSnBKUxmHneb+iq8bG/tbGoTXTrGmNHNqB7x
 inPt74a+kZRWNBZ28wwf7FQ7nXk8B6kBA6THs3IRew0u3U1qwYSp6v0QVYwj6o+FGSpQdwDW
 KnrHUc7oxrk2pfGY0PPdgcpBKuQ2bhlufLsLwe277zA7Mb36pVaUuf3a7Mswl3oUC8+Si4J9
 HmhthRX9GythWEyUCK2q9LZncaBJMi4Levdc2dkaSVNq166OxJ61fxtlmyHJpBrRPLc2TIxQ
 98v9fYwUVTGvHsneiZH0oxDXqdJs2zgkzVxktLp6mOWZtntu4SJexytJvEjJDMkPweq0PuDX
 pyEsNdweH0vWueQiCNYaFHVuCTBmcGbpF+MxtB+WijbpeJGRyciYfmqk7XuUNOLU7mXotPiE
 ALhdY3Z4JCTuKN+xJT+5vkXRVEsOjibTelUIdFkcSHsJ64yoLJ11fhZdaQx5HnfbHpsqjI5I
 oA==

--------------IUKEIoCWO2930Fl36dIMLwSH
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: base64

==========================================================================
Ubuntu Security Notice USN-7251-1
February 03, 2025

harfbuzz vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS

Summary:

HarfBuzz could be made to consume resources if it opened a specially
crafted font.

Software Description:
- harfbuzz: OpenType text shaping engine

Details:

It was discovered that HarfBuzz incorrectly handled shaping certain fonts.
A remote attacker could possibly use this issue to cause HarfBuzz to
consume resources, leading to a denial of service.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 22.04 LTS
   libharfbuzz0b                   2.7.4-1ubuntu3.2

Ubuntu 20.04 LTS
   libharfbuzz0b                   2.6.4-1ubuntu4.3

In general, a standard system update will make all the necessary changes.

References:
   https://ubuntu.com/security/notices/USN-7251-1
   CVE-2023-25193

Package Information:
   https://launchpad.net/ubuntu/+source/harfbuzz/2.7.4-1ubuntu3.2
   https://launchpad.net/ubuntu/+source/harfbuzz/2.6.4-1ubuntu4.3

--------------IUKEIoCWO2930Fl36dIMLwSH--

--------------qVObxhAhEJKgRLFuLCvPiJzN
Content-Type: application/pgp-signature; name="OpenPGP_signature.asc"
Content-Description: OpenPGP digital signature
Content-Disposition: attachment; filename="OpenPGP_signature.asc"

-----BEGIN PGP SIGNATURE-----
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=1oKa
-----END PGP SIGNATURE-----

--------------qVObxhAhEJKgRLFuLCvPiJzN--


--===============1333542698420336806==
Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
Content-Transfer-Encoding: base64
Content-Disposition: inline

Cg==

--===============1333542698420336806==--