openSUSE 15.2: 2021:0124-1 Important: dnsmasq Heap Overflow Fix
opensuse
January 20, 2021
An update that fixes 7 vulnerabilities is now available
Description
This update for dnsmasq fixes the following issues:
- bsc#1177077: Fixed DNSpooq vulnerabilities
- CVE-2020-25684, CVE-2020-25685, CVE-2020-25686: Fixed multiple Cache
Poisoning attacks.
- CVE-2020-25681, CVE-2020-25682, CVE-2020-25683, CVE-2020-25687: Fixed
multiple potential Heap-based overflows when DNSSEC is enabled.
- Retry query to other servers on receipt of SERVFAIL rcode (bsc#1176076)
This update was imported from the SUSE:SLE-15-SP1:Update update project.
Patch
Patch Instructions:
To install this openSUSE Security Update use the SUSE recommended installation methods
like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
- openSUSE Leap 15.2:
zypper in -t patch openSUSE-2021-124=1
Package List
- openSUSE Leap 15.2 (i586 x86_64):
dnsmasq-2.78-lp152.7.3.1
dnsmasq-debuginfo-2.78-lp152.7.3.1
dnsmasq-debugsource-2.78-lp152.7.3.1
dnsmasq-utils-2.78-lp152.7.3.1
dnsmasq-utils-debuginfo-2.78-lp152.7.3.1
References
https://www.suse.com/security/cve/CVE-2020-25681.html
https://www.suse.com/security/cve/CVE-2020-25682.html
https://www.suse.com/security/cve/CVE-2020-25683.html
https://www.suse.com/security/cve/CVE-2020-25684.html
https://www.suse.com/security/cve/CVE-2020-25685.html
https://www.suse.com/security/cve/CVE-2020-25686.html
https://www.suse.com/security/cve/CVE-2020-25687.html
https://bugzilla.suse.com/1176076
https://bugzilla.suse.com/1177077
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Severity
important
Lowest
Low
Medium
High
Critical
Announcement ID: openSUSE-SU-2021:0124-1
Rating: important
Affected Products:
openSUSE Leap 15.2
.
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