drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Ausführen beliebiger Kommandos in Expat (Aktualisierung)
Name: |
Ausführen beliebiger Kommandos in Expat (Aktualisierung) |
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ID: |
USN-5638-3 |
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Distribution: |
Ubuntu |
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Plattformen: |
Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 16.04 ESM, Ubuntu 22.04 LTS, Ubuntu 22.10 |
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Datum: |
Mi, 23. November 2022, 23:30 |
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Referenzen: |
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-43680
https://launchpad.net/ubuntu/+source/expat/2.4.8-2ubuntu0.22.10.1 |
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Applikationen: |
expat |
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Update von: |
Ausführen beliebiger Kommandos in Expat |
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Originalnachricht |
This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --===============7535388174410051205== Content-Language: en-US Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="------------hhfiFJ509NhWk10fJ1q8vqU6"
This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --------------hhfiFJ509NhWk10fJ1q8vqU6 Content-Type: multipart/mixed; boundary="------------YniB4KCgR1gLpfKE9IhXHP48"; protected-headers="v1" From: David Fernandez Gonzalez <david.fernandezgonzalez@canonical.com> Reply-To: Ubuntu Security <security@ubuntu.com> To: ubuntu-security-announce@lists.ubuntu.com Message-ID: <86c5dd3d-8a49-1b12-665d-f1e069a71dd8@canonical.com> Subject: [USN-5638-3] Expat vulnerability
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========================================================================== Ubuntu Security Notice USN-5638-3 November 23, 2022
expat vulnerability ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 22.10 - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS - Ubuntu 16.04 ESM
Summary:
Expat could be made to crash or execute arbitrary code.
Software Description: - expat: XML parsing C library
Details:
USN-5638-1 fixed a vulnerability in Expat. This update provides the corresponding updates for Ubuntu 16.04 ESM, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS and Ubuntu 22.10. (CVE-2022-43680) This update also fixes a minor regression introduced in Ubuntu 18.04 LTS.
We apologize for the inconvenience.
Original advisory details:
Rhodri James discovered that Expat incorrectly handled memory when processing certain malformed XML files. An attacker could possibly use this issue to cause a crash or execute arbitrary code.
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 22.10: expat 2.4.8-2ubuntu0.22.10.1 libexpat1 2.4.8-2ubuntu0.22.10.1
Ubuntu 22.04 LTS: expat 2.4.7-1ubuntu0.2 libexpat1 2.4.7-1ubuntu0.2
Ubuntu 20.04 LTS: expat 2.2.9-1ubuntu0.6 libexpat1 2.2.9-1ubuntu0.6
Ubuntu 18.04 LTS: expat 2.2.5-3ubuntu0.9 libexpat1 2.2.5-3ubuntu0.9
Ubuntu 16.04 ESM: expat 2.1.0-7ubuntu0.16.04.5+esm7 lib64expat1 2.1.0-7ubuntu0.16.04.5+esm7 libexpat1 2.1.0-7ubuntu0.16.04.5+esm7
In general, a standard system update will make all the necessary changes.
References: https://ubuntu.com/security/notices/USN-5638-3 https://ubuntu.com/security/notices/USN-5638-1 CVE-2022-43680
Package Information: https://launchpad.net/ubuntu/+source/expat/2.4.8-2ubuntu0.22.10.1 https://launchpad.net/ubuntu/+source/expat/2.4.7-1ubuntu0.2 https://launchpad.net/ubuntu/+source/expat/2.2.9-1ubuntu0.6 https://launchpad.net/ubuntu/+source/expat/2.2.5-3ubuntu0.9
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