CVE-2021-25907: An issue was discovered in the containers crate before 0.9.11 for Rust

Q: How do I fix CVE-2021-25907?

containers: upgrade to 0.9.11. Exact commands for each OS are on this page.

Q: Is CVE-2021-25907 being exploited?

CVE-2021-25907 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-25907 affect?

CVE-2021-25907 affects containers. Severity is critical (CVSS 9.8). An issue was discovered in the containers crate before 0.9.11 for Rust. When a panic occurs, a util::{mutate,mutate2} double drop can be performed.

Q: How urgent is CVE-2021-25907?

Priority 63/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2021-25907 is a critical-severity flaw (CVSS 9.8) affecting containers. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in the containers crate before 0.9.11 for Rust. When a panic occurs, a util::{mutate,mutate2} double drop can be performed.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.6% (top 25%)
CISA exploited list	No
Weakness	CWE-415
Published	2021-01-26
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: containers project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2021-01-26 18:16 UTCPublished CVE record published
2026-06-17 03:42 UTCUpdated Record last modified

containers project containers UPGRADE

Affected: < 0.9.11

Fixed in: 0.9.11

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy containers || rpm -q containers || containers --version

2. UPGRADE to 0.9.11 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade containers

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade containers

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2021-25907?

containers: upgrade to 0.9.11. Exact commands for each OS are on this page.

Is CVE-2021-25907 being exploited?

CVE-2021-25907 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2021-25907 affect?

CVE-2021-25907 affects containers. Severity is critical (CVSS 9.8). An issue was discovered in the containers crate before 0.9.11 for Rust. When a panic occurs, a util::{mutate,mutate2} double drop can be performed.

How urgent is CVE-2021-25907?

Priority 63/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2021-21979 HIGH 7.3 UPGRADE In Bitnami Containers, all Laravel container versions prior to: 6.20.0-debian-10-r107 for Laravel 6, 7.30.1-de

References

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