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Gentoo Linux Security Advisory GLSA 202003-63 |
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https://security.gentoo.org/ |
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Severity: Normal |
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Title: GNU IDN Library 2: Multiple vulnerabilities |
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Date: March 30, 2020 |
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Bugs: #697752 |
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ID: 202003-63 |
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Synopsis |
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======== |
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|
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Multiple vulnerabilities have been found in GNU IDN Library 2, the |
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worst of which could result in the remote execution of arbitrary code. |
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|
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Background |
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========== |
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|
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GNU IDN Library 2 is an implementation of the IDNA2008 + TR46 |
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specifications (RFC 5890, RFC 5891, RFC 5892, RFC 5893, TR 46). |
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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-dns/libidn2 < 2.2.0 >= 2.2.0 |
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|
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Description |
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=========== |
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|
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Multiple vulnerabilities have been discovered in GNU IDN Library 2. |
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Please review the CVE identifiers referenced below for details. |
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|
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Impact |
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====== |
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|
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A remote attacker could send specially crafted input, possibly |
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resulting in execution of arbitrary code with the privileges of the |
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process, impersonation of domains or a Denial of Service condition. |
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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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Resolution |
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========== |
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All GNU IDN Library 2 users should upgrade to the latest version: |
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# emerge --sync |
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# emerge --ask --oneshot --verbose ">=net-dns/libidn2-2.2.0" |
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|
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References |
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========== |
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|
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[ 1 ] CVE-2019-12290 |
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https://nvd.nist.gov/vuln/detail/CVE-2019-12290 |
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[ 2 ] CVE-2019-18224 |
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https://nvd.nist.gov/vuln/detail/CVE-2019-18224 |
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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/202003-63 |
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|
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Concerns? |
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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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https://creativecommons.org/licenses/by-sa/2.5 |
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