Security Bulletin
This security bulletin contains information about 3 vulnerabilities.
EUVDB-ID: #VU88228
Risk: Medium
CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-46842
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a malicious guest to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of register values when invoking a hypercall. A malicious HVM or PVH guest can pass specially crafted input to the hypervisor and perform a denial of service (DoS) attack.
MitigationUpdate the affected package xen to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Micro: 5.5
Server Applications Module: 15-SP5
Basesystem Module: 15-SP5
SUSE Linux Enterprise Server for SAP Applications 15: SP5
SUSE Linux Enterprise Server 15: SP5
SUSE Linux Enterprise Real Time 15: SP5
SUSE Linux Enterprise High Performance Computing 15: SP5
SUSE Linux Enterprise Desktop 15: SP5
openSUSE Leap: 15.5
xen-libs-64bit: before 4.17.4_02-150500.3.30.1
xen-libs-64bit-debuginfo: before 4.17.4_02-150500.3.30.1
xen-tools-xendomains-wait-disk: before 4.17.4_02-150500.3.30.1
xen-libs-32bit: before 4.17.4_02-150500.3.30.1
xen-libs-32bit-debuginfo: before 4.17.4_02-150500.3.30.1
xen-tools-domU-debuginfo: before 4.17.4_02-150500.3.30.1
xen-libs: before 4.17.4_02-150500.3.30.1
xen-tools-domU: before 4.17.4_02-150500.3.30.1
xen-debugsource: before 4.17.4_02-150500.3.30.1
xen-devel: before 4.17.4_02-150500.3.30.1
xen-libs-debuginfo: before 4.17.4_02-150500.3.30.1
xen: before 4.17.4_02-150500.3.30.1
xen-doc-html: before 4.17.4_02-150500.3.30.1
xen-tools: before 4.17.4_02-150500.3.30.1
xen-tools-debuginfo: before 4.17.4_02-150500.3.30.1
External linkshttp://www.suse.com/support/update/announcement/2024/suse-su-20241295-1/
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.
EUVDB-ID: #VU88374
Risk: Medium
CVSSv3.1: 7.8 [CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2024-2201
CWE-ID:
CWE-1037 - Processor optimization removal or modification of security-critical code
Exploit availability: No
DescriptionThe vulnerability allows a malicious guest to escalate privileges on the system.
The vulnerability exists due to native branch history injection on x86 systems. A malicious guest can infer the contents of arbitrary host memory, including memory assigned to other guests and compromise the affected system.
Update the affected package xen to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Micro: 5.5
Server Applications Module: 15-SP5
Basesystem Module: 15-SP5
SUSE Linux Enterprise Server for SAP Applications 15: SP5
SUSE Linux Enterprise Server 15: SP5
SUSE Linux Enterprise Real Time 15: SP5
SUSE Linux Enterprise High Performance Computing 15: SP5
SUSE Linux Enterprise Desktop 15: SP5
openSUSE Leap: 15.5
xen-libs-64bit: before 4.17.4_02-150500.3.30.1
xen-libs-64bit-debuginfo: before 4.17.4_02-150500.3.30.1
xen-tools-xendomains-wait-disk: before 4.17.4_02-150500.3.30.1
xen-libs-32bit: before 4.17.4_02-150500.3.30.1
xen-libs-32bit-debuginfo: before 4.17.4_02-150500.3.30.1
xen-tools-domU-debuginfo: before 4.17.4_02-150500.3.30.1
xen-libs: before 4.17.4_02-150500.3.30.1
xen-tools-domU: before 4.17.4_02-150500.3.30.1
xen-debugsource: before 4.17.4_02-150500.3.30.1
xen-devel: before 4.17.4_02-150500.3.30.1
xen-libs-debuginfo: before 4.17.4_02-150500.3.30.1
xen: before 4.17.4_02-150500.3.30.1
xen-doc-html: before 4.17.4_02-150500.3.30.1
xen-tools: before 4.17.4_02-150500.3.30.1
xen-tools-debuginfo: before 4.17.4_02-150500.3.30.1
External linkshttp://www.suse.com/support/update/announcement/2024/suse-su-20241295-1/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU88372
Risk: Low
CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2024-31142
CWE-ID:
CWE-843 - Type confusion
Exploit availability: No
DescriptionThe vulnerability allows a malicious guest to escalate privileges on the system.
The vulnerability exists due to a logical error caused by a branch type confusion when implementing fixes for the following vulnerabilities:
#VU65219 (CVE-2022-23816)
#VU65204 (CVE-2022-23825)
#VU65205 (CVE-2022-29900)
#VU79263 (CVE-2023-20569)
A malicious guest can gain access to sensitive information and escalate privileges on the system.
Update the affected package xen to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Micro: 5.5
Server Applications Module: 15-SP5
Basesystem Module: 15-SP5
SUSE Linux Enterprise Server for SAP Applications 15: SP5
SUSE Linux Enterprise Server 15: SP5
SUSE Linux Enterprise Real Time 15: SP5
SUSE Linux Enterprise High Performance Computing 15: SP5
SUSE Linux Enterprise Desktop 15: SP5
openSUSE Leap: 15.5
xen-libs-64bit: before 4.17.4_02-150500.3.30.1
xen-libs-64bit-debuginfo: before 4.17.4_02-150500.3.30.1
xen-tools-xendomains-wait-disk: before 4.17.4_02-150500.3.30.1
xen-libs-32bit: before 4.17.4_02-150500.3.30.1
xen-libs-32bit-debuginfo: before 4.17.4_02-150500.3.30.1
xen-tools-domU-debuginfo: before 4.17.4_02-150500.3.30.1
xen-libs: before 4.17.4_02-150500.3.30.1
xen-tools-domU: before 4.17.4_02-150500.3.30.1
xen-debugsource: before 4.17.4_02-150500.3.30.1
xen-devel: before 4.17.4_02-150500.3.30.1
xen-libs-debuginfo: before 4.17.4_02-150500.3.30.1
xen: before 4.17.4_02-150500.3.30.1
xen-doc-html: before 4.17.4_02-150500.3.30.1
xen-tools: before 4.17.4_02-150500.3.30.1
xen-tools-debuginfo: before 4.17.4_02-150500.3.30.1
External linkshttp://www.suse.com/support/update/announcement/2024/suse-su-20241295-1/
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.