SUSE update for golang-github-prometheus-alertmanager



Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2023-45288
CVE-2025-22870
CWE-ID CWE-400
CWE-20
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Public exploit code for vulnerability #2 is available.
Vulnerable software
SUSE Package Hub 15
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 Manager Proxy 4.3
Operating systems & Components / Operating system

openSUSE Leap
Operating systems & Components / Operating system

SUSE Manager Client Tools for SLE
Operating systems & Components / Operating system

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

SUSE Linux Enterprise Desktop
Operating systems & Components / Operating system

SUSE Linux Enterprise Server
Operating systems & Components / Operating system

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

SUSE Manager Retail Branch Server
Operating systems & Components / Operating system

SUSE Manager Proxy
Operating systems & Components / Operating system

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

golang-github-prometheus-alertmanager
Operating systems & Components / Operating system package or component

golang-github-prometheus-alertmanager-debuginfo
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Resource exhaustion

EUVDB-ID: #VU88184

Risk: Medium

CVSSv4.0: 7.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2023-45288

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient limitations placed on the amount of CONTINUATION frames that can be sent within a single HTTP/2 stream. A remote attacker can send specially crafted HTTP/2 requests to the server and perform a denial of service (DoS) attack.

Mitigation

Update the affected package golang-github-prometheus-alertmanager to the latest version.

Vulnerable software versions

SUSE Package Hub 15: 15-SP6 - 15-SP7

SUSE Linux Enterprise Real Time 15: SP1 - SP7

SUSE Linux Enterprise Server for SAP Applications 15: SP1 - SP7

SUSE Linux Enterprise Server 15: SP1 - SP7

SUSE Linux Enterprise Desktop 15: SP1 - SP7

SUSE Manager Proxy 4.3: Module

openSUSE Leap: 15.3 - 15.6

SUSE Manager Client Tools for SLE: 15

SUSE Linux Enterprise High Performance Computing 15: SP1 - SP5

SUSE Linux Enterprise Desktop: 15-SP1

SUSE Linux Enterprise Server: 15-SP3-LTSS

SUSE Linux Enterprise High Performance Computing: 15-SP3-LTSS

SUSE Manager Retail Branch Server: 4.3

SUSE Manager Proxy: 4.3

SUSE Linux Enterprise Server for SAP Applications: 15

golang-github-prometheus-alertmanager: before 0.26.0-150100.4.25.2

golang-github-prometheus-alertmanager-debuginfo: before 0.26.0-150100.4.25.2

CPE2.3 External links

https://www.suse.com/support/update/announcement/2025/suse-su-202501992-1/


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) Input validation error

EUVDB-ID: #VU106253

Risk: Medium

CVSSv4.0: 2.9 [CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2025-22870

CWE-ID: CWE-20 - Improper input validation

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to alter application's behavior.

The vulnerability exists due to insufficient validation of an IPv6 zone ID as a hostname component, when matching hosts against proxy patterns. For instance the NO_PROXY environment variable is set to "*.example.com", a request to "[::1%25.example.com]:80` will incorrectly match and not be proxied. A remote attacker can alter application behavior and potentially  gain access to sensitive information or functionality.

Mitigation

Update the affected package golang-github-prometheus-alertmanager to the latest version.

Vulnerable software versions

SUSE Package Hub 15: 15-SP6 - 15-SP7

SUSE Linux Enterprise Real Time 15: SP1 - SP7

SUSE Linux Enterprise Server for SAP Applications 15: SP1 - SP7

SUSE Linux Enterprise Server 15: SP1 - SP7

SUSE Linux Enterprise Desktop 15: SP1 - SP7

SUSE Manager Proxy 4.3: Module

openSUSE Leap: 15.3 - 15.6

SUSE Manager Client Tools for SLE: 15

SUSE Linux Enterprise High Performance Computing 15: SP1 - SP5

SUSE Linux Enterprise Desktop: 15-SP1

SUSE Linux Enterprise Server: 15-SP3-LTSS

SUSE Linux Enterprise High Performance Computing: 15-SP3-LTSS

SUSE Manager Retail Branch Server: 4.3

SUSE Manager Proxy: 4.3

SUSE Linux Enterprise Server for SAP Applications: 15

golang-github-prometheus-alertmanager: before 0.26.0-150100.4.25.2

golang-github-prometheus-alertmanager-debuginfo: before 0.26.0-150100.4.25.2

CPE2.3 External links

https://www.suse.com/support/update/announcement/2025/suse-su-202501992-1/


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.



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