SUSE update for xen



Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2025-58147
CVE-2025-58148
CWE-ID CWE-787
CWE-125
Exploitation vector Network
Public exploit N/A
Vulnerable software
Server Applications Module
Operating systems & Components / Operating system

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

xen-tools-xendomains-wait-disk
Operating systems & Components / Operating system package or component

xen
Operating systems & Components / Operating system package or component

xen-tools-debuginfo
Operating systems & Components / Operating system package or component

xen-tools
Operating systems & Components / Operating system package or component

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

xen-tools-domU-debuginfo
Operating systems & Components / Operating system package or component

xen-libs
Operating systems & Components / Operating system package or component

xen-tools-domU
Operating systems & Components / Operating system package or component

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

xen-libs-debuginfo
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Out-of-bounds write

EUVDB-ID: #VU117432

Risk: Medium

CVSSv4.0: 6.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-58147

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a malicious guest to escalate privileges on the system.

The vulnerability exists due to a boundary error within the vpmask_set() function when processing HV_VP_SET Sparse format. A malicious guest can initiate  hypercall to trigger an out-of-bounds write and execute arbitrary code on the hypervisor. 

Mitigation

Update the affected package xen to the latest version.

Vulnerable software versions

Server Applications Module: 15-SP7

Basesystem Module: 15-SP7

SUSE Linux Enterprise Real Time 15: SP7

SUSE Linux Enterprise Server for SAP Applications 15: SP7

SUSE Linux Enterprise Server 15: SP7

SUSE Linux Enterprise Desktop 15: SP7

xen-tools-xendomains-wait-disk: before 4.20.1_06-150700.3.14.1

xen: before 4.20.1_06-150700.3.14.1

xen-tools-debuginfo: before 4.20.1_06-150700.3.14.1

xen-tools: before 4.20.1_06-150700.3.14.1

xen-devel: before 4.20.1_06-150700.3.14.1

xen-tools-domU-debuginfo: before 4.20.1_06-150700.3.14.1

xen-libs: before 4.20.1_06-150700.3.14.1

xen-tools-domU: before 4.20.1_06-150700.3.14.1

xen-debugsource: before 4.20.1_06-150700.3.14.1

xen-libs-debuginfo: before 4.20.1_06-150700.3.14.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2025/suse-su-20253793-1/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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

2) Out-of-bounds read

EUVDB-ID: #VU117433

Risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-58148

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a malicious guest to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the send_ipi() function. A malicious guest can initiate hypercalls using any input format to trigger an out-of-bounds read error and read contents of memory on the hypervisor.

Mitigation

Update the affected package xen to the latest version.

Vulnerable software versions

Server Applications Module: 15-SP7

Basesystem Module: 15-SP7

SUSE Linux Enterprise Real Time 15: SP7

SUSE Linux Enterprise Server for SAP Applications 15: SP7

SUSE Linux Enterprise Server 15: SP7

SUSE Linux Enterprise Desktop 15: SP7

xen-tools-xendomains-wait-disk: before 4.20.1_06-150700.3.14.1

xen: before 4.20.1_06-150700.3.14.1

xen-tools-debuginfo: before 4.20.1_06-150700.3.14.1

xen-tools: before 4.20.1_06-150700.3.14.1

xen-devel: before 4.20.1_06-150700.3.14.1

xen-tools-domU-debuginfo: before 4.20.1_06-150700.3.14.1

xen-libs: before 4.20.1_06-150700.3.14.1

xen-tools-domU: before 4.20.1_06-150700.3.14.1

xen-debugsource: before 4.20.1_06-150700.3.14.1

xen-libs-debuginfo: before 4.20.1_06-150700.3.14.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2025/suse-su-20253793-1/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user 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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