SUSE update for bind



Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2025-40778
CVE-2025-40780
CWE-ID CWE-345
CWE-337
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
Basesystem Module
Operating systems & Components / Operating system

SUSE Linux Enterprise Real Time 15
Operating systems & Components / Operating system

SUSE Linux Enterprise Server for SAP Applications 15
Operating systems & Components / Operating system

SUSE Linux Enterprise Server 15
Operating systems & Components / Operating system

SUSE Linux Enterprise Desktop 15
Operating systems & Components / Operating system

SUSE Linux Enterprise Server 15 SP3
Operating systems & Components / Operating system

SUSE Linux Enterprise High Performance Computing LTSS 15
Operating systems & Components / Operating system

SUSE Linux Enterprise High Performance Computing 15
Operating systems & Components / Operating system

SUSE Enterprise Storage
Operating systems & Components / Operating system

openSUSE Leap
Operating systems & Components / Operating system

bind-doc
Operating systems & Components / Operating system package or component

python3-bind
Operating systems & Components / Operating system package or component

libisccc1600-debuginfo
Operating systems & Components / Operating system package or component

libirs1601
Operating systems & Components / Operating system package or component

bind-utils
Operating systems & Components / Operating system package or component

libbind9-1600
Operating systems & Components / Operating system package or component

bind-debugsource
Operating systems & Components / Operating system package or component

libisc1606
Operating systems & Components / Operating system package or component

libisccc1600
Operating systems & Components / Operating system package or component

bind-devel
Operating systems & Components / Operating system package or component

bind-chrootenv
Operating systems & Components / Operating system package or component

bind
Operating systems & Components / Operating system package or component

libisccfg1600-debuginfo
Operating systems & Components / Operating system package or component

libirs-devel
Operating systems & Components / Operating system package or component

libdns1605-debuginfo
Operating systems & Components / Operating system package or component

bind-debuginfo
Operating systems & Components / Operating system package or component

libdns1605
Operating systems & Components / Operating system package or component

libbind9-1600-debuginfo
Operating systems & Components / Operating system package or component

libns1604-debuginfo
Operating systems & Components / Operating system package or component

libns1604
Operating systems & Components / Operating system package or component

libisccfg1600
Operating systems & Components / Operating system package or component

bind-utils-debuginfo
Operating systems & Components / Operating system package or component

libisc1606-debuginfo
Operating systems & Components / Operating system package or component

libirs1601-debuginfo
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Insufficient verification of data authenticity

EUVDB-ID: #VU117610

Risk: Medium

CVSSv4.0: 5.5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N/E:P/U:Green]

CVE-ID: CVE-2025-40778

CWE-ID: CWE-345 - Insufficient Verification of Data Authenticity

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to poison DNS cache.

The vulnerability exists due to insufficient verification of data authenticity when accepting records from answers. A remote attacker can inject forged data into the cache leading to DNS cache poisoning. 

Mitigation

Update the affected package bind to the latest version.

Vulnerable software versions

Basesystem Module: 15-SP6 - 15-SP7

SUSE Linux Enterprise Real Time 15: SP6 - SP7

SUSE Linux Enterprise Server for SAP Applications 15: SP3 - SP7

SUSE Linux Enterprise Server 15: SP3 - SP7

SUSE Linux Enterprise Desktop 15: SP6 - SP7

SUSE Linux Enterprise Server 15 SP3: LTSS

SUSE Linux Enterprise High Performance Computing LTSS 15: SP3

SUSE Linux Enterprise High Performance Computing 15: SP3

SUSE Enterprise Storage: 7.1

openSUSE Leap: 15.3

bind-doc: before 9.16.6-150300.22.53.1

python3-bind: before 9.16.6-150300.22.53.1

libisccc1600-debuginfo: before 9.16.6-150300.22.53.1

libirs1601: before 9.16.6-150300.22.53.1

bind-utils: before 9.16.6-150300.22.53.1

libbind9-1600: before 9.16.6-150300.22.53.1

bind-debugsource: before 9.16.6-150300.22.53.1

libisc1606: before 9.16.6-150300.22.53.1

libisccc1600: before 9.16.6-150300.22.53.1

bind-devel: before 9.16.6-150300.22.53.1

bind-chrootenv: before 9.16.6-150300.22.53.1

bind: before 9.16.6-150300.22.53.1

libisccfg1600-debuginfo: before 9.16.6-150300.22.53.1

libirs-devel: before 9.16.6-150300.22.53.1

libdns1605-debuginfo: before 9.16.6-150300.22.53.1

bind-debuginfo: before 9.16.6-150300.22.53.1

libdns1605: before 9.16.6-150300.22.53.1

libbind9-1600-debuginfo: before 9.16.6-150300.22.53.1

libns1604-debuginfo: before 9.16.6-150300.22.53.1

libns1604: before 9.16.6-150300.22.53.1

libisccfg1600: before 9.16.6-150300.22.53.1

bind-utils-debuginfo: before 9.16.6-150300.22.53.1

libisc1606-debuginfo: before 9.16.6-150300.22.53.1

libirs1601-debuginfo: before 9.16.6-150300.22.53.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2025/suse-su-20254109-1/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

2) Predictable Seed in Pseudo-Random Number Generator (PRNG)

EUVDB-ID: #VU117604

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-40780

CWE-ID: CWE-337 - Predictable Seed in Pseudo-Random Number Generator (PRNG)

Exploit availability: No

Description

The vulnerability allows a remote attacker to poison DNS cache.

The vulnerability exists due to weakness in the Pseudo Random Number Generator (PRNG). A remote attacker can predict the source port and query ID that BIND will use and perform DNS cache poisoning attacks.

Mitigation

Update the affected package bind to the latest version.

Vulnerable software versions

Basesystem Module: 15-SP6 - 15-SP7

SUSE Linux Enterprise Real Time 15: SP6 - SP7

SUSE Linux Enterprise Server for SAP Applications 15: SP3 - SP7

SUSE Linux Enterprise Server 15: SP3 - SP7

SUSE Linux Enterprise Desktop 15: SP6 - SP7

SUSE Linux Enterprise Server 15 SP3: LTSS

SUSE Linux Enterprise High Performance Computing LTSS 15: SP3

SUSE Linux Enterprise High Performance Computing 15: SP3

SUSE Enterprise Storage: 7.1

openSUSE Leap: 15.3

bind-doc: before 9.16.6-150300.22.53.1

python3-bind: before 9.16.6-150300.22.53.1

libisccc1600-debuginfo: before 9.16.6-150300.22.53.1

libirs1601: before 9.16.6-150300.22.53.1

bind-utils: before 9.16.6-150300.22.53.1

libbind9-1600: before 9.16.6-150300.22.53.1

bind-debugsource: before 9.16.6-150300.22.53.1

libisc1606: before 9.16.6-150300.22.53.1

libisccc1600: before 9.16.6-150300.22.53.1

bind-devel: before 9.16.6-150300.22.53.1

bind-chrootenv: before 9.16.6-150300.22.53.1

bind: before 9.16.6-150300.22.53.1

libisccfg1600-debuginfo: before 9.16.6-150300.22.53.1

libirs-devel: before 9.16.6-150300.22.53.1

libdns1605-debuginfo: before 9.16.6-150300.22.53.1

bind-debuginfo: before 9.16.6-150300.22.53.1

libdns1605: before 9.16.6-150300.22.53.1

libbind9-1600-debuginfo: before 9.16.6-150300.22.53.1

libns1604-debuginfo: before 9.16.6-150300.22.53.1

libns1604: before 9.16.6-150300.22.53.1

libisccfg1600: before 9.16.6-150300.22.53.1

bind-utils-debuginfo: before 9.16.6-150300.22.53.1

libisc1606-debuginfo: before 9.16.6-150300.22.53.1

libirs1601-debuginfo: before 9.16.6-150300.22.53.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2025/suse-su-20254109-1/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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