drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Denial of Service in libssh
Name: |
Denial of Service in libssh |
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ID: |
202011-05 |
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Distribution: |
Gentoo |
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Plattformen: |
Keine Angabe |
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Datum: |
Di, 3. November 2020, 07:17 |
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Referenzen: |
https://nvd.nist.gov/vuln/detail/CVE-2020-16135 |
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Applikationen: |
libssh |
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Originalnachricht |
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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202011-05 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Severity: Normal Title: libssh: Denial of Service Date: November 03, 2020 Bugs: #734624 ID: 202011-05
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Synopsis ========
A vulnerability in libssh could lead to a Denial of Service condition.
Background ==========
libssh is a multiplatform C library implementing the SSHv2 protocol on client and server side.
Affected packages =================
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-libs/libssh < 0.9.5 >= 0.9.5
Description ===========
libssh was found to have a NULL pointer dereference in tftpserver.c if the function ssh_buffer_new returns NULL.
Impact ======
An attacker could cause a possible Denial of Service condition.
Workaround ==========
There is no known workaround at this time.
Resolution ==========
All libssh users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=net-libs/libssh-0.9.5"
References ==========
[ 1 ] CVE-2020-16135 https://nvd.nist.gov/vuln/detail/CVE-2020-16135
Availability ============
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
https://security.gentoo.org/glsa/202011-05
Concerns? =========
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.
License =======
Copyright 2020 Gentoo Foundation, Inc; referenced text belongs to its owner(s).
The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.
https://creativecommons.org/licenses/by-sa/2.5
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