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Gentoo Linux Security Advisory GLSA 202004-06 |
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https://security.gentoo.org/ |
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|
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Severity: Normal |
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Title: GnuTLS: DTLS protocol regression |
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Date: April 02, 2020 |
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Bugs: #715602 |
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ID: 202004-06 |
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|
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Synopsis |
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======== |
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|
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A regression in GnuTLS breaks the security guarantees of the DTLS |
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protocol. |
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|
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Background |
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========== |
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|
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GnuTLS is an Open Source implementation of the TLS and SSL protocols. |
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|
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Affected packages |
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================= |
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|
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------------------------------------------------------------------- |
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Package / Vulnerable / Unaffected |
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------------------------------------------------------------------- |
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1 net-libs/gnutls < 3.6.13 >= 3.6.13 |
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|
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Description |
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=========== |
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|
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It was discovered that DTLS client did not contribute any randomness to |
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the DTLS negotiation. |
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|
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Impact |
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====== |
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|
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Please review the referenced advisory for details. |
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|
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Workaround |
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========== |
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There is no known workaround at this time. |
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|
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Resolution |
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========== |
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All GnuTLS users should upgrade to the latest version: |
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|
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# emerge --sync |
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# emerge --ask --oneshot --verbose ">=net-libs/gnutls-3.6.13" |
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|
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References |
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========== |
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|
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[ 1 ] GNUTLS-SA-2020-03-31 |
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https://www.gnutls.org/security-new.html#GNUTLS-SA-2020-03-31 |
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|
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Availability |
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============ |
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|
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This GLSA and any updates to it are available for viewing at |
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the Gentoo Security Website: |
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|
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https://security.gentoo.org/glsa/202004-06 |
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|
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Concerns? |
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========= |
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|
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Security is a primary focus of Gentoo Linux and ensuring the |
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confidentiality and security of our users' machines is of utmost |
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importance to us. Any security concerns should be addressed to |
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security@g.o or alternatively, you may file a bug at |
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https://bugs.gentoo.org. |
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|
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License |
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======= |
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|
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Copyright 2020 Gentoo Foundation, Inc; referenced text |
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belongs to its owner(s). |
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|
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The contents of this document are licensed under the |
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Creative Commons - Attribution / Share Alike license. |
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|
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https://creativecommons.org/licenses/by-sa/2.5 |