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Gentoo 202210-19 Low: Apptainer Hash Verification Issue

gentoo
Calendar Grey October 30, 2022
Dist Gentoo Esm H88
Gentoo Linux Advisory GLSA-202303-15 outlines a minor severity Podman image integrity flaw that impacts container management.
A vulnerability has been found in Apptainer which could result in the usage of an unexpected of a container.

Summary

The Go module "sif" version 2.8.0 and older, which is a statically linked dependency of Apptainer, does not verify that the hash algorithm(s) used are cryptographically secure when verifying digital signatures.

Topics%20covered

Topics Covered

security advisory Gentoo digital signature low severity container issue Apptainer hash verification

Resolution

All Apptainer users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=app-containers/apptainer-1.1.2"

References

[ 1 ] CVE-2022-39237 https://nvd.nist.gov/vuln/detail/CVE-2022-39237

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202210-19
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Concerns

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

Severity
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Severity: Low
Title: Apptainer: Lack of Digital Signature Hash Verification
Date: October 31, 2022
Bugs: #875869
ID: 202210-19

Topics%20covered

Topics Covered

security advisory Gentoo digital signature low severity container issue Apptainer hash verification

Synopsis

A vulnerability has been found in Apptainer which could result in the usage of an unexpected of a container.

Background

Apptainer is the container system for secure high-performance computing.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-containers/apptainer < 1.1.2 >= 1.1.2

Impact

===== An image whose verification relies on a cryptographically insecure hash algorithm could be replaced, resulting in users using an image other than the one that was expected.

Workaround

There is no known workaround at this time.