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NULL Pointer Dereference Affecting libssh package, versions <0.9.3-2ubuntu2.1

0.0
medium

Snyk CVSS

    Attack Complexity High
    Availability High

    Threat Intelligence

    EPSS 0.55% (78th percentile)
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NVD
5.9 medium
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SUSE
5.9 medium
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Red Hat
5.9 medium

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  • Snyk ID SNYK-UBUNTU2004-LIBSSH-597119
  • published 30 Jul 2020
  • disclosed 29 Jul 2020
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Introduced: 29 Jul 2020

CVE-2020-16135 Open this link in a new tab
CWE-476 Open this link in a new tab

How to fix?

Upgrade Ubuntu:20.04 libssh to version 0.9.3-2ubuntu2.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libssh package and not the libssh package as distributed by Ubuntu. See How to fix? for Ubuntu:20.04 relevant fixed versions and status.

libssh 0.9.4 has a NULL pointer dereference in tftpserver.c if ssh_buffer_new returns NULL.

References