Resource exhaustion in python-eventlet (Red Hat package) - CVE-2023-5625

Vulnerability identifier: #VU84617

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-5625

CWE-ID: CWE-400

Exploitation vector: Remote access

Exploit availability: No public exploit available

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

The vulnerability exists due to a missing patch for #VU56244 (CVE-2021-21419). A remote attacker can trigger resource exhaustion by sending highly compressed data frame and perform a denial of service (DoS) attack.

python-eventlet (Red Hat package)
butane (Red Hat package)
python-eventlet-help
python3-eventlet
python-eventlet
skopeo (Red Hat package)
buildah (Red Hat package)
cri-tools (Red Hat package)
cri-o (Red Hat package)
conmon (Red Hat package)
ignition (Red Hat package)
podman (Red Hat package)
openshift-clients (Red Hat package)
openshift-ansible (Red Hat package)
openshift (Red Hat package)
Red Hat OpenShift Container Platform
openEuler

Install updates from vendor's website.

python-eventlet (Red Hat package) - addressed in versions 0.30.2-4.el9, 0.30.2-4.el8ost
Red Hat OpenShift Container Platform - update to 4.12.41
butane (Red Hat package) - update to 0.16.0-2.1.rhaos4.12.el8
python-eventlet-help - update to 0.30.2-2
python3-eventlet - update to 0.30.2-2
python-eventlet - update to 0.30.2-2
skopeo (Red Hat package) - update to 1.9.4-3.1.rhaos4.12.el9
buildah (Red Hat package) - addressed in versions 1.23.4-5.1.rhaos4.12.el9, 1.23.4-5.1.1.rhaos4.12.el8
cri-tools (Red Hat package) - addressed in versions 1.25.0-2.1.el8, 1.25.0-2.1.el9
cri-o (Red Hat package) - update to 1.25.3-5.1.rhaos4.12.git44a2cb2.el9
conmon (Red Hat package) - update to 2.1.2-6.1.rhaos4.12.el9
ignition (Red Hat package) - addressed in versions 2.14.0-5.1.rhaos4.12.el9, 2.14.0-6.1.rhaos4.12.el8
podman (Red Hat package) - addressed in versions 4.2.0-6.1.1.rhaos4.12.el8, 4.2.0-7.1.rhaos4.12.el9
openshift-clients (Red Hat package) - addressed in versions 4.12.0-202310180726.p0.ga55beda.assembly.stream.el8, 4.12.0-202310180726.p0.ga55beda.assembly.stream.el9
openshift-ansible (Red Hat package) - update to 4.12.0-202310190945.p0.ge8e1e51.assembly.stream.el8
openshift (Red Hat package) - addressed in versions 4.12.0-202310210144.p0.g31e0558.assembly.stream.el8, 4.12.0-202310210144.p0.g31e0558.assembly.stream.el9

• https://bugzilla.redhat.com/show_bug.cgi?id=2244717
• https://access.redhat.com/errata/RHSA-2023:6128
• https://access.redhat.com/security/cve/CVE-2023-5625

• Multiple vulnerabilities in Red Hat OpenShift Container Platform 4.12
• Red Hat OpenStack Platform 17.1 update for python-eventlet
• openEuler 20.03 LTS SP3 update for python-eventlet