CVE-2019-15325: In GalliumOS 3.0, CONFIG_SECURITY_YAMA is disabled but /etc/sysctl.d/10-ptrace.conf tries to set /proc/sys/ker

This month

HIGH 7.5REMOTEMITIGATE

CVE-2019-15325 is a high-severity flaw (CVSS 7.5) affecting galliumos. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In GalliumOS 3.0, CONFIG_SECURITY_YAMA is disabled but /etc/sysctl.d/10-ptrace.conf tries to set /proc/sys/kernel/yama/ptrace_scope to 1, which might increase risk because of the appearance that a protection mechanism is present when actually it is not.

Why this priority

High severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.3% (top 30%)
CISA exploited list	No
Published	2019-08-22
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: galliumos

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

Am I affected?

Timeline

2019-08-22 20:15 UTCPublished CVE record published
2026-06-17 02:20 UTCUpdated Record last modified

galliumos galliumos MITIGATE

Affected: 3.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.0

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-2019-15325?

galliumos: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-15325 being exploited?

CVE-2019-15325 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-2019-15325 affect?

CVE-2019-15325 affects galliumos. Severity is high (CVSS 7.5). In GalliumOS 3.0, CONFIG_SECURITY_YAMA is disabled but /etc/sysctl.d/10-ptrace.conf tries to set /proc/sys/kernel/yama/ptrace_scope to 1, which might increase risk because of the appearance that a protection mechanism is present when actual

How urgent is CVE-2019-15325?

Priority 49/100. High severity; Remotely exploitable, no login, no user action

References

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