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slackwareSlackware Linux ProjectSSA-2021-102-01
HistoryApr 12, 2021 - 8:29 p.m.

[slackware-security] dnsmasq

2021-04-1220:29:49
Slackware Linux Project
www.slackware.com
43

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

4 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

0.002 Low

EPSS

Percentile

60.6%

New dnsmasq packages are available for Slackware 14.0, 14.1, 14.2, and -current
to fix a security issue.

Here are the details from the Slackware 14.2 ChangeLog:

patches/packages/dnsmasq-2.85-i586-1_slack14.2.txz: Upgraded.
Use random source ports where possible if source addresses/interfaces in use.
For more information, see:
https://vulners.com/cve/CVE-2021-3448
(* Security fix *)

Where to find the new packages:

Thanks to the friendly folks at the OSU Open Source Lab
(http://osuosl.org) for donating FTP and rsync hosting
to the Slackware project! :-)

Also see the “Get Slack” section on http://slackware.com for
additional mirror sites near you.

Updated package for Slackware 14.0:
ftp://ftp.slackware.com/pub/slackware/slackware-14.0/patches/packages/dnsmasq-2.85-i486-1_slack14.0.txz

Updated package for Slackware x86_64 14.0:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.0/patches/packages/dnsmasq-2.85-x86_64-1_slack14.0.txz

Updated package for Slackware 14.1:
ftp://ftp.slackware.com/pub/slackware/slackware-14.1/patches/packages/dnsmasq-2.85-i486-1_slack14.1.txz

Updated package for Slackware x86_64 14.1:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.1/patches/packages/dnsmasq-2.85-x86_64-1_slack14.1.txz

Updated package for Slackware 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware-14.2/patches/packages/dnsmasq-2.85-i586-1_slack14.2.txz

Updated package for Slackware x86_64 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.2/patches/packages/dnsmasq-2.85-x86_64-1_slack14.2.txz

Updated package for Slackware -current:
ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/n/dnsmasq-2.85-i586-1.txz

Updated package for Slackware x86_64 -current:
ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/n/dnsmasq-2.85-x86_64-1.txz

MD5 signatures:

Slackware 14.0 package:
7d0ff35603adc623f6d0d092e2ae7b73 dnsmasq-2.85-i486-1_slack14.0.txz

Slackware x86_64 14.0 package:
52e7321abb0de85d4aebb04bc4d94d29 dnsmasq-2.85-x86_64-1_slack14.0.txz

Slackware 14.1 package:
ccd33444ea0c3ac0a155135e70fac8d5 dnsmasq-2.85-i486-1_slack14.1.txz

Slackware x86_64 14.1 package:
cbf13e195fba47c7dd47c4deede09b60 dnsmasq-2.85-x86_64-1_slack14.1.txz

Slackware 14.2 package:
9dc9992ffa10bc78f74b7853e0814a06 dnsmasq-2.85-i586-1_slack14.2.txz

Slackware x86_64 14.2 package:
b367f50cce9dd38aacf38a4b1aa49586 dnsmasq-2.85-x86_64-1_slack14.2.txz

Slackware -current package:
fc14c887f45a300a886166848546b5ed n/dnsmasq-2.85-i586-1.txz

Slackware x86_64 -current package:
d4cf8d9f6068485b24f27dd67b55071f n/dnsmasq-2.85-x86_64-1.txz

Installation instructions:

Upgrade the package as root:
> upgradepkg dnsmasq-2.85-i586-1_slack14.2.txz

Then restart dnsmasq if you use it:
> /etc/rc.d/rc.dnsmasq restart

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

4 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

0.002 Low

EPSS

Percentile

60.6%