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CVE-2019-25058: An issue was discovered in USBGuard before 1.1.0

45
This month
HIGH 7.8WATCHLISTUPGRADEMITIGATEMITIGATE

CVE-2019-25058 is a high-severity flaw (CVSS 7.8) affecting usbguard, fedora, debian linux. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in USBGuard before 1.1.0. On systems with the usbguard-dbus daemon running, an unprivileged user could make USBGuard allow all USB devices to be connected in the future.

Why this priority

  • High severity
  • Public exploit reference
  • On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score7.8 (High)
Attack vectorLocal
Attack complexityLow
Privileges neededLow
User interactionNone
EPSS exploit chance0.4% (top 68%)
CISA exploited listNo
WeaknessCWE-863
Published2022-02-24
Last modified2026-06-17
Publisher (CNA): MITRE · Vendor: debian · fedoraproject · usbguard project

Share: LinkedIn · X · Reddit

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

Am I affected?

Timeline

usbguard project usbguard UPGRADE
Affected: < 1.1.0
Fixed in: 1.1.0
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy usbguard || rpm -q usbguard || usbguard --version
2. UPGRADE to 1.1.0 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade usbguard
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade usbguard
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
fedoraproject fedora MITIGATE
Affected: 34 · 35 · 36
Fixed in: no fixed release known
Safe to downgrade to: a release before 34
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
debian debian linux MITIGATE
Affected: 9.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 9.0
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
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-2019-25058?

usbguard: upgrade to 1.1.0; fedora: mitigate or apply the listed mitigation; debian linux: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-25058 being exploited?

CVE-2019-25058 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-2019-25058 affect?

CVE-2019-25058 affects usbguard, fedora, debian linux. Severity is high (CVSS 7.8). An issue was discovered in USBGuard before 1.1.0. On systems with the usbguard-dbus daemon running, an unprivileged user could make USBGuard allow all USB devices to be connected in the future.

How urgent is CVE-2019-25058?

Priority 45/100. High severity; Public exploit reference; On your watchlist

Software pages

Debian vulnerabilities

References

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