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redhatRedHatRHSA-2020:3878
HistorySep 29, 2020 - 7:39 a.m.

(RHSA-2020:3878) Low: dnsmasq security and bug fix update

2020-09-2907:39:57
access.redhat.com
26

3.7 Low

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.003 Low

EPSS

Percentile

71.4%

JSON

The dnsmasq packages contain Dnsmasq, a lightweight DNS (Domain Name Server) forwarder and DHCP (Dynamic Host Configuration Protocol) server.

Security Fix(es):

  • dnsmasq: memory leak in the create_helper() function in /src/helper.c (CVE-2019-14834)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.9 Release Notes linked from the References section.

OSVersionArchitecturePackageVersionFilename
RedHat7ppc64dnsmasq-utils< 2.76-16.el7dnsmasq-utils-2.76-16.el7.ppc64.rpm
RedHat7s390xdnsmasq-utils< 2.76-16.el7dnsmasq-utils-2.76-16.el7.s390x.rpm
RedHat7ppc64lednsmasq-utils< 2.76-16.el7dnsmasq-utils-2.76-16.el7.ppc64le.rpm
RedHat7x86_64dnsmasq-debuginfo< 2.76-16.el7dnsmasq-debuginfo-2.76-16.el7.x86_64.rpm
RedHat7x86_64dnsmasq-utils< 2.76-16.el7dnsmasq-utils-2.76-16.el7.x86_64.rpm
RedHat7ppc64lednsmasq-debuginfo< 2.76-16.el7dnsmasq-debuginfo-2.76-16.el7.ppc64le.rpm
RedHat7x86_64dnsmasq< 2.76-16.el7dnsmasq-2.76-16.el7.x86_64.rpm
RedHat7ppc64lednsmasq< 2.76-16.el7dnsmasq-2.76-16.el7.ppc64le.rpm
RedHat7s390xdnsmasq< 2.76-16.el7dnsmasq-2.76-16.el7.s390x.rpm
RedHat7s390xdnsmasq-debuginfo< 2.76-16.el7dnsmasq-debuginfo-2.76-16.el7.s390x.rpm
Rows per page:
1-10 of 121

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3.7 Low

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.003 Low

EPSS

Percentile

71.4%

JSON
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