CVE-2019-12450

CRITICALNVD 9.89.8—

9.8

file_copy_fallback in gio/gfile.c in GNOME GLib 2.15.0 through 2.61.1 does not properly restrict file permissions while a copy operation is in progress. Instead, default permissions are used.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 78.8%
KEV: Not listed

Published

May 29, 2019

Last Modified

November 21, 2024

Advisory Details (5)

Auto-updated May 27, 2026

Patch available. Sources: redhat.

redhat Patch Available

Affected: Red Hat Enterprise Linux 8.

https://access.redhat.com/errata/RHSA-2019:3530

generic

NetApp Product Security

https://security.netapp.com/advisory/ntap-20190606-0003/

generic

[SECURITY] Fedora 30 Update: glib2-2.60.4-1.fc30 - package-announce - Fedora mailing-lists

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2W4WIOAGO3M743M5KZLVQZM3NGHQDYLI/

generic Patch Available

[SECURITY] [DLA 1826-1] glib2.0 security update

https://lists.debian.org/debian-lts-announce/2019/06/msg00013.html

generic

Client Challenge

https://gitlab.gnome.org/GNOME/glib/commit/d8f8f4d637ce43f8699ba94c9b7648beda0ca174

Patch Availability(5)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	libglib2.0-dev (2.40.2-0ubuntu1.1+esm1) @ trusty	2026-05-27	ubuntu
ubuntu	libglib2.0-udeb (2.48.2-0ubuntu4.2) @ xenial	2026-05-27	ubuntu
redhat	openshiftdo/odo-init-image-rhel7:1.1.3-2	2021-03-22	redhat
redhat	ibus-0:1.5.17-11.el7	2020-09-29	redhat
redhat	glib2-0:2.56.4-7.el8	2019-11-05	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(6)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 8× in last 7d / 8× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-27 19:01 UTCEG score recompute
2026-05-27 19:01 UTCVendor advisory
2026-05-27 19:01 UTCGHSA enrichment
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2019-12450?

CVE-2019-12450 is a critical vulnerability published on May 29, 2019. filecopyfallback in gio/gfile.c in GNOME GLib 2.15.0 through 2.61.1 does not properly restrict file permissions while a copy operation is in progress. Instead, default permissions are used.

When was CVE-2019-12450 disclosed?

CVE-2019-12450 was first published in the National Vulnerability Database on May 29, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2019-12450 actively exploited?

CVE-2019-12450 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 78.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2019-12450?

CVE-2019-12450 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2019-12450?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-12450, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2019-12450

Explore →

Is Your Infrastructure Affected by CVE-2019-12450?

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CVE-2019-12450

Published

Last Modified

Advisory Details (5)

NetApp Product Security

[SECURITY] Fedora 30 Update: glib2-2.60.4-1.fc30 - package-announce - Fedora mailing-lists

[SECURITY] [DLA 1826-1] glib2.0 security update

Client Challenge

Patch Availability(5)

Weakness Classification(2)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-12450?

Same vendor

Same CWE

CVE-2019-12450

📅 Published

🔄 Last Modified

📋 Advisory Details (5)

NetApp Product Security

[SECURITY] Fedora 30 Update: glib2-2.60.4-1.fc30 - package-announce - Fedora mailing-lists

[SECURITY] [DLA 1826-1] glib2.0 security update

Client Challenge

Patch Availability(5)

Weakness Classification(2)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-12450?

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Advisory Details (5)

Frequently asked(5)

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