OpenShift Container Platform 4.13 update for golang

1) Input validation error

EUVDB-ID: #VU67396

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-27664

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 an HTTP/2 connection can hang during closing if shutdown were preempted by a fatal error. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

python-oslo-messaging (Red Hat package): before 14.1.0-0.20230308164807.9f710ce.el9

python-ironic-lib (Red Hat package): before 5.4.1-0.20230410165532.b393f4c.el9

openshift-clients (Red Hat package): before 4.13.0-202308112024.p0.g17b7acc.assembly.stream.el9

openshift (Red Hat package): before 4.13.0-202308112024.p0.g0ef5eae.assembly.stream.el9

kernel-rt (Red Hat package): before 5.14.0-284.28.1.rt14.313.el9_2

kernel (Red Hat package): before 5.14.0-284.28.1.el9_2

container-selinux (Red Hat package): before 2.221.0-1.rhaos4.13.el9

External links

http://access.redhat.com/errata/RHSA-2023:4734

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.