SUSE update for xen



Risk Medium
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2024-31145
CVE-2024-31146
CVE-2024-45817
CWE-ID CWE-388
CWE-399
CWE-833
Exploitation vector Network
Public exploit N/A
Vulnerable software
SUSE Linux Enterprise Software Development Kit 12
Operating systems & Components / Operating system

SUSE Linux Enterprise Server for SAP Applications 12
Operating systems & Components / Operating system

SUSE Linux Enterprise Server 12
Operating systems & Components / Operating system

SUSE Linux Enterprise High Performance Computing 12
Operating systems & Components / Operating system

xen
Operating systems & Components / Operating system package or component

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

xen-libs-debuginfo-32bit
Operating systems & Components / Operating system package or component

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

xen-libs-32bit
Operating systems & Components / Operating system package or component

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

xen-doc-html
Operating systems & Components / Operating system package or component

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

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

Vendor SUSE

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Improper error handling

EUVDB-ID: #VU96006

Risk: Medium

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-31145

CWE-ID: CWE-388 - Error Handling

Exploit availability: No

Description

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

The vulnerability exists due to improper error handling in x86 IOMMU identity mapping. A malicious guest can access memory regions related to other guests or the hypervisor.

Mitigation

Update the affected package xen to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Software Development Kit 12: SP5

SUSE Linux Enterprise Server for SAP Applications 12: SP5

SUSE Linux Enterprise Server 12: SP5

SUSE Linux Enterprise High Performance Computing 12: SP5

xen: before 4.12.4_56-3.121.1

xen-tools-domU-debuginfo: before 4.12.4_56-3.121.1

xen-libs-debuginfo-32bit: before 4.12.4_56-3.121.1

xen-tools-domU: before 4.12.4_56-3.121.1

xen-tools-debuginfo: before 4.12.4_56-3.121.1

xen-tools: before 4.12.4_56-3.121.1

xen-libs: before 4.12.4_56-3.121.1

xen-libs-32bit: before 4.12.4_56-3.121.1

xen-libs-debuginfo: before 4.12.4_56-3.121.1

xen-doc-html: before 4.12.4_56-3.121.1

xen-debugsource: before 4.12.4_56-3.121.1

xen-devel: before 4.12.4_56-3.121.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2024/suse-su-20243586-1/


Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

2) Resource management error

EUVDB-ID: #VU96007

Risk: Medium

CVSSv4.0: 6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-31146

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

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

The vulnerability exists due to improper management of shared resources when using PCI pass-through. A malicious guest can escalate privileges on the system.

Mitigation

Update the affected package xen to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Software Development Kit 12: SP5

SUSE Linux Enterprise Server for SAP Applications 12: SP5

SUSE Linux Enterprise Server 12: SP5

SUSE Linux Enterprise High Performance Computing 12: SP5

xen: before 4.12.4_56-3.121.1

xen-tools-domU-debuginfo: before 4.12.4_56-3.121.1

xen-libs-debuginfo-32bit: before 4.12.4_56-3.121.1

xen-tools-domU: before 4.12.4_56-3.121.1

xen-tools-debuginfo: before 4.12.4_56-3.121.1

xen-tools: before 4.12.4_56-3.121.1

xen-libs: before 4.12.4_56-3.121.1

xen-libs-32bit: before 4.12.4_56-3.121.1

xen-libs-debuginfo: before 4.12.4_56-3.121.1

xen-doc-html: before 4.12.4_56-3.121.1

xen-debugsource: before 4.12.4_56-3.121.1

xen-devel: before 4.12.4_56-3.121.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2024/suse-su-20243586-1/


Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

3) Deadlock

EUVDB-ID: #VU97680

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-45817

CWE-ID: CWE-833 - Deadlock

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service attack (DoS) on the target system.

The vulnerability exists due to a deadlock within the vlapic_error() function. A buggy or malicious HVM or PVH guest can deadlock Xen and perform a denial of service attack.

Mitigation

Update the affected package xen to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Software Development Kit 12: SP5

SUSE Linux Enterprise Server for SAP Applications 12: SP5

SUSE Linux Enterprise Server 12: SP5

SUSE Linux Enterprise High Performance Computing 12: SP5

xen: before 4.12.4_56-3.121.1

xen-tools-domU-debuginfo: before 4.12.4_56-3.121.1

xen-libs-debuginfo-32bit: before 4.12.4_56-3.121.1

xen-tools-domU: before 4.12.4_56-3.121.1

xen-tools-debuginfo: before 4.12.4_56-3.121.1

xen-tools: before 4.12.4_56-3.121.1

xen-libs: before 4.12.4_56-3.121.1

xen-libs-32bit: before 4.12.4_56-3.121.1

xen-libs-debuginfo: before 4.12.4_56-3.121.1

xen-doc-html: before 4.12.4_56-3.121.1

xen-debugsource: before 4.12.4_56-3.121.1

xen-devel: before 4.12.4_56-3.121.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2024/suse-su-20243586-1/


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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



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