SUSE update for frr



Risk Medium
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2023-38802
CVE-2023-41358
CVE-2023-41909
CWE-ID CWE-20
CWE-476
Exploitation vector Network
Public exploit N/A
Vulnerable software
Server Applications Module
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 Server 15 SP3 LTSS
Operating systems & Components / Operating system

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

SUSE Enterprise Storage
Operating systems & Components / Operating system

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

SUSE Manager Server
Operating systems & Components / Operating system

SUSE Manager Proxy
Operating systems & Components / Operating system

openSUSE Leap
Operating systems & Components / Operating system

libfrrsnmp0-debuginfo
Operating systems & Components / Operating system package or component

libfrrzmq0
Operating systems & Components / Operating system package or component

libfrr0-debuginfo
Operating systems & Components / Operating system package or component

libfrr_pb0-debuginfo
Operating systems & Components / Operating system package or component

libfrrcares0
Operating systems & Components / Operating system package or component

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

libfrrfpm_pb0-debuginfo
Operating systems & Components / Operating system package or component

frr
Operating systems & Components / Operating system package or component

libfrrfpm_pb0
Operating systems & Components / Operating system package or component

libmlag_pb0
Operating systems & Components / Operating system package or component

frr-debuginfo
Operating systems & Components / Operating system package or component

libfrrcares0-debuginfo
Operating systems & Components / Operating system package or component

libfrrgrpc_pb0
Operating systems & Components / Operating system package or component

libfrrospfapiclient0
Operating systems & Components / Operating system package or component

libfrrospfapiclient0-debuginfo
Operating systems & Components / Operating system package or component

libfrr_pb0
Operating systems & Components / Operating system package or component

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

libfrrsnmp0
Operating systems & Components / Operating system package or component

libfrrgrpc_pb0-debuginfo
Operating systems & Components / Operating system package or component

libfrr0
Operating systems & Components / Operating system package or component

libmlag_pb0-debuginfo
Operating systems & Components / Operating system package or component

libfrrzmq0-debuginfo
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Input validation error

EUVDB-ID: #VU80766

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-2023-38802

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input when processing BGP update data with a corrupted attribute 23 (Tunnel Encapsulation). A remote attacker can send specially crafted BGP update data to the application and perform a denial of service (DoS) attack.

Mitigation

Update the affected package frr to the latest version.

Vulnerable software versions

Server Applications Module: 15-SP4

SUSE Linux Enterprise Server for SAP Applications 15: SP3 - SP4

SUSE Linux Enterprise Server 15: SP3 - SP4

SUSE Linux Enterprise Server 15 SP3 LTSS: 15-SP3

SUSE Linux Enterprise Real Time 15: SP4

SUSE Linux Enterprise High Performance Computing LTSS 15: SP3

SUSE Linux Enterprise High Performance Computing ESPOS 15: SP3

SUSE Linux Enterprise High Performance Computing 15: SP3 - SP4

SUSE Enterprise Storage: 7.1

SUSE Manager Retail Branch Server: 4.2 - 4.3

SUSE Manager Server: 4.2 - 4.3

SUSE Manager Proxy: 4.2 - 4.3

openSUSE Leap: 15.4

libfrrsnmp0-debuginfo: before 7.4-150300.4.17.1

libfrrzmq0: before 7.4-150300.4.17.1

libfrr0-debuginfo: before 7.4-150300.4.17.1

libfrr_pb0-debuginfo: before 7.4-150300.4.17.1

libfrrcares0: before 7.4-150300.4.17.1

frr-devel: before 7.4-150300.4.17.1

libfrrfpm_pb0-debuginfo: before 7.4-150300.4.17.1

frr: before 7.4-150300.4.17.1

libfrrfpm_pb0: before 7.4-150300.4.17.1

libmlag_pb0: before 7.4-150300.4.17.1

frr-debuginfo: before 7.4-150300.4.17.1

libfrrcares0-debuginfo: before 7.4-150300.4.17.1

libfrrgrpc_pb0: before 7.4-150300.4.17.1

libfrrospfapiclient0: before 7.4-150300.4.17.1

libfrrospfapiclient0-debuginfo: before 7.4-150300.4.17.1

libfrr_pb0: before 7.4-150300.4.17.1

frr-debugsource: before 7.4-150300.4.17.1

libfrrsnmp0: before 7.4-150300.4.17.1

libfrrgrpc_pb0-debuginfo: before 7.4-150300.4.17.1

libfrr0: before 7.4-150300.4.17.1

libmlag_pb0-debuginfo: before 7.4-150300.4.17.1

libfrrzmq0-debuginfo: before 7.4-150300.4.17.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2023/suse-su-20233762-1/


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) Input validation error

EUVDB-ID: #VU81444

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-2023-41358

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input in bgpd/bgp_packet.c when handling NLRIs. A remote attacker can send specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Update the affected package frr to the latest version.

Vulnerable software versions

Server Applications Module: 15-SP4

SUSE Linux Enterprise Server for SAP Applications 15: SP3 - SP4

SUSE Linux Enterprise Server 15: SP3 - SP4

SUSE Linux Enterprise Server 15 SP3 LTSS: 15-SP3

SUSE Linux Enterprise Real Time 15: SP4

SUSE Linux Enterprise High Performance Computing LTSS 15: SP3

SUSE Linux Enterprise High Performance Computing ESPOS 15: SP3

SUSE Linux Enterprise High Performance Computing 15: SP3 - SP4

SUSE Enterprise Storage: 7.1

SUSE Manager Retail Branch Server: 4.2 - 4.3

SUSE Manager Server: 4.2 - 4.3

SUSE Manager Proxy: 4.2 - 4.3

openSUSE Leap: 15.4

libfrrsnmp0-debuginfo: before 7.4-150300.4.17.1

libfrrzmq0: before 7.4-150300.4.17.1

libfrr0-debuginfo: before 7.4-150300.4.17.1

libfrr_pb0-debuginfo: before 7.4-150300.4.17.1

libfrrcares0: before 7.4-150300.4.17.1

frr-devel: before 7.4-150300.4.17.1

libfrrfpm_pb0-debuginfo: before 7.4-150300.4.17.1

frr: before 7.4-150300.4.17.1

libfrrfpm_pb0: before 7.4-150300.4.17.1

libmlag_pb0: before 7.4-150300.4.17.1

frr-debuginfo: before 7.4-150300.4.17.1

libfrrcares0-debuginfo: before 7.4-150300.4.17.1

libfrrgrpc_pb0: before 7.4-150300.4.17.1

libfrrospfapiclient0: before 7.4-150300.4.17.1

libfrrospfapiclient0-debuginfo: before 7.4-150300.4.17.1

libfrr_pb0: before 7.4-150300.4.17.1

frr-debugsource: before 7.4-150300.4.17.1

libfrrsnmp0: before 7.4-150300.4.17.1

libfrrgrpc_pb0-debuginfo: before 7.4-150300.4.17.1

libfrr0: before 7.4-150300.4.17.1

libmlag_pb0-debuginfo: before 7.4-150300.4.17.1

libfrrzmq0-debuginfo: before 7.4-150300.4.17.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2023/suse-su-20233762-1/


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.

3) NULL pointer dereference

EUVDB-ID: #VU81445

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-2023-41909

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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

The vulnerability exists due to a NULL pointer dereference error within the bgp_nlri_parse_flowspec() function in bgpd/bgp_flowspec.c. A remote attacker can send specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation

Update the affected package frr to the latest version.

Vulnerable software versions

Server Applications Module: 15-SP4

SUSE Linux Enterprise Server for SAP Applications 15: SP3 - SP4

SUSE Linux Enterprise Server 15: SP3 - SP4

SUSE Linux Enterprise Server 15 SP3 LTSS: 15-SP3

SUSE Linux Enterprise Real Time 15: SP4

SUSE Linux Enterprise High Performance Computing LTSS 15: SP3

SUSE Linux Enterprise High Performance Computing ESPOS 15: SP3

SUSE Linux Enterprise High Performance Computing 15: SP3 - SP4

SUSE Enterprise Storage: 7.1

SUSE Manager Retail Branch Server: 4.2 - 4.3

SUSE Manager Server: 4.2 - 4.3

SUSE Manager Proxy: 4.2 - 4.3

openSUSE Leap: 15.4

libfrrsnmp0-debuginfo: before 7.4-150300.4.17.1

libfrrzmq0: before 7.4-150300.4.17.1

libfrr0-debuginfo: before 7.4-150300.4.17.1

libfrr_pb0-debuginfo: before 7.4-150300.4.17.1

libfrrcares0: before 7.4-150300.4.17.1

frr-devel: before 7.4-150300.4.17.1

libfrrfpm_pb0-debuginfo: before 7.4-150300.4.17.1

frr: before 7.4-150300.4.17.1

libfrrfpm_pb0: before 7.4-150300.4.17.1

libmlag_pb0: before 7.4-150300.4.17.1

frr-debuginfo: before 7.4-150300.4.17.1

libfrrcares0-debuginfo: before 7.4-150300.4.17.1

libfrrgrpc_pb0: before 7.4-150300.4.17.1

libfrrospfapiclient0: before 7.4-150300.4.17.1

libfrrospfapiclient0-debuginfo: before 7.4-150300.4.17.1

libfrr_pb0: before 7.4-150300.4.17.1

frr-debugsource: before 7.4-150300.4.17.1

libfrrsnmp0: before 7.4-150300.4.17.1

libfrrgrpc_pb0-debuginfo: before 7.4-150300.4.17.1

libfrr0: before 7.4-150300.4.17.1

libmlag_pb0-debuginfo: before 7.4-150300.4.17.1

libfrrzmq0-debuginfo: before 7.4-150300.4.17.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2023/suse-su-20233762-1/


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.



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