CVE-2020-25016: A safety violation was discovered in the rgb crate before 0.8.20 for Rust, leading to (for example) dereferenc

Q: How do I fix CVE-2020-25016?

rgb-rust: upgrade to 0.8.20. Exact commands for each OS are on this page.

Q: Is CVE-2020-25016 being exploited?

CVE-2020-25016 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-2020-25016 affect?

CVE-2020-25016 affects rgb-rust. Severity is critical (CVSS 9.1). A safety violation was discovered in the rgb crate before 0.8.20 for Rust, leading to (for example) dereferencing of arbitrary pointers or disclosure of uninitialized memory. This occurs because structs can be treated as bytes for read and

Q: How urgent is CVE-2020-25016?

Priority 61/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.1REMOTEUPGRADE

CVE-2020-25016 is a critical-severity flaw (CVSS 9.1) affecting rgb-rust. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A safety violation was discovered in the rgb crate before 0.8.20 for Rust, leading to (for example) dereferencing of arbitrary pointers or disclosure of uninitialized memory. This occurs because structs can be treated as bytes for read and write operations.

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	9.1 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.6% (top 24%)
CISA exploited list	No
Weakness	CWE-119, CWE-843
Published	2020-08-29
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: rgb-rust project

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

Am I affected?

Timeline

2020-08-29 16:15 UTCPublished CVE record published
2026-06-17 03:06 UTCUpdated Record last modified

rgb-rust project rgb-rust UPGRADE

Affected: < 0.8.20

Fixed in: 0.8.20

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy rgb-rust || rpm -q rgb-rust || rgb-rust --version

2. UPGRADE to 0.8.20 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade rgb-rust

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade rgb-rust

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-2020-25016?

rgb-rust: upgrade to 0.8.20. Exact commands for each OS are on this page.

Is CVE-2020-25016 being exploited?

CVE-2020-25016 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-2020-25016 affect?

CVE-2020-25016 affects rgb-rust. Severity is critical (CVSS 9.1). A safety violation was discovered in the rgb crate before 0.8.20 for Rust, leading to (for example) dereferencing of arbitrary pointers or disclosure of uninitialized memory. This occurs because structs can be treated as bytes for read and

How urgent is CVE-2020-25016?

Priority 61/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

References

← Back to latest CVEs