SUSE update for go1.24

Published: 2025-12-10

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2025-61727 CVE-2025-61729
CWE-ID	CWE-295 CWE-400
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Development Tools 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 High Performance Computing LTSS 15 Operating systems & Components / Operating system SUSE Linux Enterprise High Performance Computing ESPOS 15 Operating systems & Components / Operating system SUSE Linux Enterprise Server 15 SP5 Operating systems & Components / Operating system SUSE Linux Enterprise Server 15 SP3 Operating systems & Components / Operating system SUSE Linux Enterprise Server 15 SP4 Operating systems & Components / Operating system openSUSE Leap 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 go1.24-doc Operating systems & Components / Operating system package or component go1.24-race Operating systems & Components / Operating system package or component go1.24 Operating systems & Components / Operating system package or component
Vendor	SUSE

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper certificate validation

EUVDB-ID: #VU119236

Risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-61727

CWE-ID: CWE-295 - Improper Certificate Validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists in crypto/x509 due to incorrect handling of wildcard SANs in the leaf certificate when processing excluded constraint in a certificate chain. A remote attacker can create a specially crafted certificate and bypass implemented domain restrictions and perform MitM or phishing attacks.

Mitigation

Update the affected package go1.24 to the latest version.

Vulnerable software versions

Development Tools 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 High Performance Computing LTSS 15: SP3 - SP5

SUSE Linux Enterprise High Performance Computing ESPOS 15: SP4 - SP5

SUSE Linux Enterprise Server 15 SP5: LTSS

SUSE Linux Enterprise Server 15 SP3: LTSS

SUSE Linux Enterprise Server 15 SP4: LTSS

openSUSE Leap: 15.6

SUSE Linux Enterprise High Performance Computing 15: SP3 - SP5

SUSE Enterprise Storage: 7.1

go1.24-doc: before 1.24.11-150000.1.50.1

go1.24-race: before 1.24.11-150000.1.50.1

go1.24: before 1.24.11-150000.1.50.1

CPE2.3

External links

https://www.suse.com/support/update/announcement/2025/suse-su-20254337-1/

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.

2) Resource exhaustion

EUVDB-ID: #VU119235

Risk: Medium

CVSSv4.0: 6.6 [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:U/U:Green]

CVE-ID: CVE-2025-61729

CWE-ID: CWE-400 - Resource exhaustion