Amazon Linux AMI update for containerd, docker

1) Type Confusion

EUVDB-ID: #VU58229

Risk: Low

CVSSv3.1: 2.6 [CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-41190

CWE-ID: CWE-843 - Type confusion

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the system.

The vulnerability exists due to a type confusion error. A remote authenticated attacker can pass specially crafted data to the application, trigger a type confusion error and interpret the resulting content differently.

Mitigation

Update the affected packages:

src:
    containerd-1.4.6-7.11.amzn1.src
    docker-20.10.7-5.76.amzn1.src

x86_64:
    containerd-stress-1.4.6-7.11.amzn1.x86_64
    containerd-1.4.6-7.11.amzn1.x86_64
    containerd-debuginfo-1.4.6-7.11.amzn1.x86_64
    docker-20.10.7-5.76.amzn1.x86_64
    docker-debuginfo-20.10.7-5.76.amzn1.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

External links

http://alas.aws.amazon.com/ALAS-2021-1551.html

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.