dnsmasq is vulnerable to denial of service. A heap-based buffer overflow in the rfc1035.c:extract_name() function allows an attacker to crash the application.

CPENameOperatorVersion
dnsmasq:3.12eq2.81-r0
dnsmasq:groovyeq2.81-4build1
dnsmasq:groovyeq2.82-1ubuntu1
dnsmasq:focaleq2.80-1.1ubuntu1
dnsmasq:xenialeq2.75-1ubuntu0.16.04.5
dnsmasq:sideq2.82-1
dnsmasqeq2.79__11.el8
dnsmasqeq2.79__6.el8
dnsmasqeq2.79__4.el8
dnsmasqeq2.79__11.el8_2.1

Name	Operator	Version
dnsmasq:3.12	eq	2.81-r0
dnsmasq:groovy	eq	2.81-4build1
dnsmasq:groovy	eq	2.82-1ubuntu1
dnsmasq:focal	eq	2.80-1.1ubuntu1
dnsmasq:xenial	eq	2.75-1ubuntu0.16.04.5
dnsmasq:sid	eq	2.82-1
dnsmasq	eq	2.79__11.el8
dnsmasq	eq	2.79__6.el8
dnsmasq	eq	2.79__4.el8
dnsmasq	eq	2.79__11.el8_2.1

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1-10 of 191

References

bugzilla.redhat.com/show_bug.cgi?id=1882018

lists.debian.org/debian-lts-announce/2021/03/msg00027.html

lists.fedoraproject.org/archives/list/[email protected]/message/QGB7HL3OWHTLEPSMLDGOMXQKG3KM2QME/

lists.fedoraproject.org/archives/list/[email protected]/message/WYW3IR6APUSKOYKL5FT3ACTIHWHGQY32/

secdb.alpinelinux.org/v3.12/main.yaml

security.gentoo.org/glsa/202101-17

www.debian.org/security/2021/dsa-4844

www.jsof-tech.com/disclosures/dnspooq/

redhatcve 1

cvelist 1

debiancve 1

alpinelinux 1

cve 1

ubuntucve 1

cbl_mariner 1

prion 1

nvd 1

osv 5

f5 1

nessus 38

debian 3

openvas 29

fedora 2

gentoo 1

altlinux 1

redhat 6

oraclelinux 1

threatpost 1

suse 2

slackware 1

malwarebytes 1

cisco 1

photon 6

almalinux 1

ics 1

ubuntu 2

freebsd 1

archlinux 1

mageia 1

openwrt 1

cert 1

rosalinux 1

redhatcve

CVE-2020-25683

2021-01-19 12:18:11

cvelist

CVE-2020-25683

2021-01-20 15:25:04

debiancve

CVE-2020-25683

2021-01-20 16:15:14

alpinelinux

CVE-2020-25683

2021-01-20 16:15:14

cve

CVE-2020-25683

2021-01-20 16:15:14

ubuntucve

CVE-2020-25683

2021-01-19 00:00:00

cbl_mariner

CVE-2020-25683 affecting package dnsmasq 2.79-11

2021-05-06 23:56:42

prion

Heap overflow

2021-01-20 16:15:00

nvd

CVE-2020-25683

2021-01-20 16:15:14

osv

CVE-2020-25683

2021-01-20 16:15:14

dnsmasq - security update

2021-03-22 00:00:00

dnsmasq - security update

2021-02-02 00:00:00

K02931614 : Multiple dnsmasq vulnerabilities

2021-03-30 00:00:00

nessus

Debian DLA-2604-1 : dnsmasq security update

2021-03-23 00:00:00

RHEL 8 : dnsmasq (RHSA-2021:0152)

2021-01-19 00:00:00

SUSE SLES12 Security Update : dnsmasq (SUSE-SU-2021:0166-1)

2021-01-20 00:00:00

debian

[SECURITY] [DLA 2604-1] dnsmasq security update

2021-03-22 18:43:44

[SECURITY] [DSA 4844-1] dnsmasq security update

2021-02-04 07:37:12

[SECURITY] [DSA 4844-1] dnsmasq security update

2021-02-04 07:37:12

openvas

Debian: Security Advisory (DLA-2604-1)

2021-03-23 00:00:00

SUSE: Security Advisory (SUSE-SU-2021:0163-1)

2021-06-09 00:00:00

Huawei EulerOS: Security Advisory for dnsmasq (EulerOS-SA-2021-1389)

2021-03-05 00:00:00

fedora

[SECURITY] Fedora 33 Update: dnsmasq-2.83-1.fc33

2021-01-21 01:47:44

[SECURITY] Fedora 32 Update: dnsmasq-2.84-1.fc32

2021-02-20 01:34:26

gentoo

Dnsmasq: Multiple vulnerabilities

2021-01-22 00:00:00

altlinux

Security fix for the ALT Linux 10 package dnsmasq version 2.83-alt1

2021-01-22 00:00:00

redhat

(RHSA-2021:0151) Important: dnsmasq security update

2021-01-19 12:36:50

(RHSA-2021:0150) Important: dnsmasq security update

2021-01-19 12:37:10

(RHSA-2021:0152) Important: dnsmasq security update

2021-01-19 12:36:51

oraclelinux

dnsmasq security update

2021-01-20 00:00:00

threatpost

DNSpooq Flaws Allow DNS Hijacking of Millions of Devices

2021-01-19 21:25:10

suse

Security update for dnsmasq (important)

2021-01-20 00:00:00

Security update for dnsmasq (important)

2021-01-20 00:00:00

slackware

[slackware-security] dnsmasq

2021-02-09 20:59:31

malwarebytes

DNSpooq bugs haunt dnsmasq

2021-01-21 15:56:12

cisco

Multiple Vulnerabilities in dnsmasq DNS Forwarder Affecting Cisco Products: January 2021

2021-01-19 12:15:00

photon

Home Download Photon OS User Documentation FAQ Security Advisories Related Information Lightwave - PHSA-2021-2.0-0312

2021-01-22 00:00:00

Important Photon OS Security Update - PHSA-2021-0312

2021-01-22 00:00:00

Home Download Photon OS User Documentation FAQ Security Advisories Related Information Lightwave - PHSA-2021-1.0-0356

2021-01-22 00:00:00

almalinux

Important: dnsmasq security update

2021-01-19 12:37:10

ics

dnsmasq by Simon Kelley (Update A)

2021-03-09 12:00:00

ubuntu

Dnsmasq regression

2021-02-24 00:00:00

Dnsmasq vulnerabilities

2021-01-19 00:00:00

freebsd

dnsmasq -- DNS cache poisoning, and DNSSEC buffer overflow, vulnerabilities

2020-09-16 00:00:00

archlinux

[ASA-202101-38] dnsmasq: multiple issues

2021-01-20 00:00:00

mageia

Updated dnsmasq packages fix security vulnerability

2021-01-29 22:05:33

openwrt

Security Advisory 2021-01-19-1 - dnsmasq multiple vulnerabilities (CVE-2020-25681, CVE-2020-25682, CVE-2020-25683, CVE-2020-25684, CVE-2020-25685, CVE-2020-25686, CVE-2020-25687)

2021-01-19 00:00:00

cert

Dnsmasq is vulnerable to memory corruption and cache poisoning

2021-01-19 00:00:00

rosalinux

Advisory ROSA-SA-2021-1823

2021-07-02 16:38:26

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