SUSE update for openvswitch

1) Memory leak

EUVDB-ID: #VU86620

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-2024-22563

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform DoS attack on the target system.

The vulnerability exists due memory leak within the ovs_pcap_open() function in lib/pcap-file.c. A remote attacker can force the application to leak memory and perform denial of service attack.

Mitigation

Update the affected package openvswitch to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Server for SAP Applications 15: SP2

SUSE Linux Enterprise Server 15 SP2 LTSS: 15-SP2

SUSE Linux Enterprise Server 15: SP2

SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS: 15-SP2

SUSE Linux Enterprise High Performance Computing 15: SP2

ovn: before 20.03.1-150200.9.31.1

ovn-vtep: before 20.03.1-150200.9.31.1

libopenvswitch-2_13-0: before 2.13.2-150200.9.31.1

openvswitch-debugsource: before 2.13.2-150200.9.31.1

openvswitch-test-debuginfo: before 2.13.2-150200.9.31.1

openvswitch: before 2.13.2-150200.9.31.1

openvswitch-vtep-debuginfo: before 2.13.2-150200.9.31.1

libovn-20_03-0: before 20.03.1-150200.9.31.1

ovn-host: before 20.03.1-150200.9.31.1

libovn-20_03-0-debuginfo: before 20.03.1-150200.9.31.1

openvswitch-debuginfo: before 2.13.2-150200.9.31.1

openvswitch-test: before 2.13.2-150200.9.31.1

python3-ovs: before 2.13.2-150200.9.31.1

ovn-docker: before 20.03.1-150200.9.31.1

openvswitch-vtep: before 2.13.2-150200.9.31.1

ovn-devel: before 20.03.1-150200.9.31.1

ovn-central: before 20.03.1-150200.9.31.1

openvswitch-ipsec: before 2.13.2-150200.9.31.1

libopenvswitch-2_13-0-debuginfo: before 2.13.2-150200.9.31.1

openvswitch-pki: before 2.13.2-150200.9.31.1

openvswitch-devel: before 2.13.2-150200.9.31.1

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_15:SP2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15_sp2_ltss:15-SP2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15:SP2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_15_sp2_ltss:15-SP2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_15:SP2:*:*:*:*:*:*:*
• cpe:2.3:a:suse:ovn:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:ovn-vtep:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libopenvswitch-2_13-0:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:openvswitch-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:openvswitch-test-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:openvswitch:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:openvswitch-vtep-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libovn-20_03-0:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:ovn-host:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libovn-20_03-0-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:openvswitch-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:openvswitch-test:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:python3-ovs:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:ovn-docker:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:openvswitch-vtep:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:ovn-devel:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:ovn-central:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:openvswitch-ipsec:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libopenvswitch-2_13-0-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:openvswitch-pki:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:openvswitch-devel:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2024/suse-su-20240526-1/

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.