Mangelnde Eingabeprüfung in Unbound
ID: | USN-3673-1 |
Distribution: | Ubuntu |
Plattformen: | Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 17.10, Ubuntu 18.04 LTS |
Datum: | Fr, 8. Juni 2018, 07:50 |
Referenzen: | http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-15105 |
Applikationen: | Unbound |
Originalnachricht |
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--===============2611413680752202140== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="yEPQxsgoJgBvi8ip" Content-Disposition: inline --yEPQxsgoJgBvi8ip Content-Type: text/plain; charset=us-ascii Content-Disposition: inline ========================================================================== Ubuntu Security Notice USN-3673-1 June 07, 2018 unbound vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 18.04 LTS - Ubuntu 17.10 - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS Summary: A security issue was fixed in Unbound. Software Description: - unbound: validating, recursive, caching DNS resolver Details: Ralph Dolmans and Karst Koymans discovered that Unbound did not properly handle certain NSEC records. An attacker could use this to to prove the non-existence (NXDOMAIN answer) of an existing wildcard record, or trick Unbound into accepting a NODATA proof. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 18.04 LTS: libunbound2 1.6.7-1ubuntu2.1 unbound 1.6.7-1ubuntu2.1 Ubuntu 17.10: libunbound2 1.6.5-1ubuntu0.2 unbound 1.6.5-1ubuntu0.2 Ubuntu 16.04 LTS: libunbound2 1.5.8-1ubuntu1.1 unbound 1.5.8-1ubuntu1.1 Ubuntu 14.04 LTS: libunbound2 1.4.22-1ubuntu4.14.04.3 unbound 1.4.22-1ubuntu4.14.04.3 In general, a standard system update will make all the necessary changes. References: https://usn.ubuntu.com/usn/usn-3673-1 CVE-2017-15105 Package Information: https://launchpad.net/ubuntu/+source/unbound/1.6.7-1ubuntu2.1 https://launchpad.net/ubuntu/+source/unbound/1.6.5-1ubuntu0.2 https://launchpad.net/ubuntu/+source/unbound/1.5.8-1ubuntu1.1 https://launchpad.net/ubuntu/+source/unbound/1.4.22-1ubuntu4.14.04.3 --yEPQxsgoJgBvi8ip Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEpgY7tWAjCaQ8jrvULwmejQBegfQFAlsZws4ACgkQLwmejQBe gfQofg/+KhKdvkOquAnZ15qJkSFFy9oQTowCBbnkdjGp/uzfx6dz6a4ZKizUtHdu JFd4n5JCnMaS9QmWbiJ0r4srjrIy9zJooSFzLiC3IjFy5l2WGCbmZG6/5A9wdkHG pEZICGJ3Nvxg9tiSV1tJdy56Zkx1mV9TEDTPRaBwjXUOxC0A+hI6PtzN2UjPiQxE IzQRnLXiRR7PojqieMd4hI6M+Aezw49dGKIn1Wx2CraNjdRWgNEnoK88X6SPkv2K oemGZvR9c+Mz99oDo071CXa/CO0XJOKa9IfBZRJp4K7vnfYgbHXVMUP0kVN6iaXb 0agWarTgwEd9YYXdfwnqBMJNk5IUle3a86nGBcdoHUp0Ix9aDGSPWrgioAQ7fZya VwF9u5lNCciUrWedK91WPPVIBHhGhm9lCgvPoRz2GNXITJs9buhtKf7EaNOMSh+Z qNd395C96yJHEGafYPIZnYgEFFFARF1k1m4zuu6978HvrFPKM0Qgax6T704/7X9N axytEvKNt+MqsTKqjOFHSFdetNtS62bo+Dv9wdjPvz0rEjrryRCbeq16SPqZkL6k T46L3ounZX8jpc9/hLLIrx6+iWdcubdzbhiPbl+yBOwFnvQJ1O4KEhYD2sx+Xidi qsTSoQKZisC6a6Dcz9kQun/iivDmVgkTHkcB6ir+j6Wmj33QpdY= =8BWi -----END PGP SIGNATURE----- --yEPQxsgoJgBvi8ip-- --===============2611413680752202140== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline -- ubuntu-security-announce mailing list ubuntu-security-announce@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-security-announce |