SUSE-SU-2024:1923-1

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Source
https://www.suse.com/support/update/announcement/2024/suse-su-20241923-1/
Import Source
https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2024:1923-1.json
JSON Data
https://api.osv.dev/v1/vulns/SUSE-SU-2024:1923-1
Related
Published
2024-06-04T11:50:47Z
Modified
2024-06-04T11:50:47Z
Summary
Security update for unbound
Details

This update for unbound fixes the following issues:

unbound was updated to 1.20.0:

  • A lot of bugfixes and added features. For a complete list take a look at the changelog located at: /usr/share/doc/packages/unbound/Changelog or https://www.nlnetlabs.nl/projects/unbound/download/

Some Noteworthy Changes:

  • Removed DLV. The DLV has been decommisioned since unbound 1.5.4 and has been advised to stop using it since. The use of dlv options displays a warning.
  • Remove EDNS lame procedure, do not re-query without EDNS after timeout.
  • Add DNS over HTTPS
  • libunbound has been upgraded to major version 8

Security Fixes: * CVE-2023-50387: DNSSEC verification complexity can be exploited to exhaust CPU resources and stall DNS resolvers. [bsc#1219823] * CVE-2023-50868: NSEC3 closest encloser proof can exhaust CPU. [bsc#1219826] * CVE-2022-30698: Novel 'ghost domain names' attack by introducing subdomain delegations. [bsc#1202033] * CVE-2022-30699: Novel 'ghost domain names' attack by updating almost expired delegation information. [bsc#1202031] * CVE-2022-3204: NRDelegation attack leads to uncontrolled resource consumption (Non-Responsive Delegation Attack). [bsc#1203643]

Packaging Changes:

  • Use prefixes instead of sudo in unbound.service
  • Remove no longer necessary BuildRequires: libfstrm-devel and libprotobuf-c-devel
References

Affected packages

SUSE:Linux Enterprise Module for Basesystem 15 SP6 / unbound

Package

Name
unbound
Purl
purl:rpm/suse/unbound&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.20.0-150600.23.3.1

Ecosystem specific 

{
    "binaries": [
        {
            "unbound-anchor": "1.20.0-150600.23.3.1",
            "unbound-devel": "1.20.0-150600.23.3.1",
            "libunbound8": "1.20.0-150600.23.3.1"
        }
    ]
}

SUSE:Linux Enterprise Module for Package Hub 15 SP6 / unbound

Package

Name
unbound
Purl
purl:rpm/suse/unbound&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP6

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.20.0-150600.23.3.1

Ecosystem specific 

{
    "binaries": [
        {
            "unbound": "1.20.0-150600.23.3.1",
            "unbound-python": "1.20.0-150600.23.3.1"
        }
    ]
}

openSUSE:Leap 15.6 / unbound

Package

Name
unbound
Purl
purl:rpm/suse/unbound&distro=openSUSE%20Leap%2015.6

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.20.0-150600.23.3.1

Ecosystem specific 

{
    "binaries": [
        {
            "unbound-anchor": "1.20.0-150600.23.3.1",
            "libunbound8": "1.20.0-150600.23.3.1",
            "unbound": "1.20.0-150600.23.3.1",
            "unbound-devel": "1.20.0-150600.23.3.1",
            "unbound-python": "1.20.0-150600.23.3.1",
            "unbound-munin": "1.20.0-150600.23.3.1"
        }
    ]
}