Fedora 36 update for containerd



Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2023-25153
CVE-2023-25173
CWE-ID CWE-400
CWE-269
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Fedora
Operating systems & Components / Operating system

containerd
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Resource exhaustion

EUVDB-ID: #VU72319

Risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-25153

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

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

The vulnerability exists due to application does not properly control consumption of internal resources when importing an OCI image. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Upgrade containerd to version 1.6.19-1.fc36.

Vulnerable software versions

Fedora: 36

containerd: before 1.6.19-1.fc36

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2023-aadd08ab96


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.

2) Improper Privilege Management

EUVDB-ID: #VU72320

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-25173

CWE-ID: CWE-269 - Improper Privilege Management

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges.

The vulnerability exists due to improper privilege management where supplementary groups are not set up properly inside a container. A local user can use supplementary group access to bypass primary group restrictions and compromise the container.

Mitigation

Upgrade containerd to version 1.6.19-1.fc36.

Vulnerable software versions

Fedora: 36

containerd: before 1.6.19-1.fc36

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2023-aadd08ab96


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.



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