NVD

CVE-2025-7519 Detail

Description

A flaw was found in polkit. When processing an XML policy with 32 or more nested elements in depth, an out-of-bounds write can be triggered. This issue can lead to a crash or other unexpected behavior, and arbitrary code execution is not discarded. To exploit this flaw, a high-privilege account is needed as it's required to place the malicious policy file properly.

Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.

CVSS 4.0 Severity and Vector Strings:

NIST: NVD

N/A

NVD assessment not yet provided.

CVSS 3.x Severity and Vector Strings:

Nist CVSS score does not match with CNA score

CNA: Red Hat, Inc.

Base Score: 6.7 MEDIUM

Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology

NIST: NVD

Base Score: N/A

NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://access.redhat.com/security/cve/CVE-2025-7519	Red Hat, Inc.	Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2379675	Red Hat, Inc.	Issue Tracking
https://github.com/polkit-org/polkit/commit/107d3801361b9f9084f78710178e683391f1d245	Red Hat, Inc.	Patch
https://github.com/polkit-org/polkit/pull/570	Red Hat, Inc.	Patch

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-787	Out-of-bounds Write	Red Hat, Inc.

Known Affected Software Configurations Switch to CPE 2.2

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Change History

5 change records found show changes

CVE Modified by Red Hat, Inc. 6/17/2026 6:05:07 AM

Action

Type

Old Value

New Value

Added

Affected

[{"defaultStatus":"unaffected","collectionURL":"https://www.freedesktop.org/software/polkit/releases/","packageName":"polkit","versions":[{"version":"0","lessThanOrEqual":"126","versionType":"custom","status":"affected"}]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 10","defaultStatus":"affected","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"polkit","cpes":["cpe:/o:redhat:enterprise_linux:10"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 6","defaultStatus":"unknown","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"polkit","cpes":["cpe:/o:redhat:enterprise_linux:6"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 7","defaultStatus":"unknown","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"polkit","cpes":["cpe:/o:redhat:enterprise_linux:7"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 8","defaultStatus":"affected","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"polkit","cpes":["cpe:/o:redhat:enterprise_linux:8"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 9","defaultStatus":"affected","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"polkit","cpes":["cpe:/o:redhat:enterprise_linux:9"]},{"vendor":"Red Hat","product":"Red Hat OpenShift Container Platform 4","defaultStatus":"affected","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"rhcos","cpes":["cpe:/a:redhat:openshift:4"]}]

Initial Analysis by NIST 8/11/2025 3:20:21 PM

Action	Type	New Value
Added	CPE Configuration	OR cpe:2.3:o:redhat:enterprise_linux:7.0::::::: cpe:2.3:o:redhat:enterprise_linux:6.0::::::: cpe:2.3:o:redhat:enterprise_linux:8.0::::::: cpe:2.3:a:redhat:openshift_container_platform:4.0::::::: cpe:2.3:o:redhat:enterprise_linux:9.0::::::: cpe:2.3:o:redhat:enterprise_linux:10.0:::::::
Added	Reference Type	Red Hat, Inc.: https://access.redhat.com/security/cve/CVE-2025-7519 Types: Vendor Advisory
Added	Reference Type	Red Hat, Inc.: https://bugzilla.redhat.com/show_bug.cgi?id=2379675 Types: Issue Tracking
Added	Reference Type	Red Hat, Inc.: https://github.com/polkit-org/polkit/commit/107d3801361b9f9084f78710178e683391f1d245 Types: Patch
Added	Reference Type	Red Hat, Inc.: https://github.com/polkit-org/polkit/pull/570 Types: Patch

New CVE Received from Red Hat, Inc. 7/14/2025 10:15:25 AM

Action	Type	New Value
Added	Description	A flaw was found in polkit. When processing an XML policy with 32 or more nested elements in depth, an out-of-bounds write can be triggered. This issue can lead to a crash or other unexpected behavior, and arbitrary code execution is not discarded. To exploit this flaw, a high-privilege account is needed as it's required to place the malicious policy file properly.
Added	CVSS V3.1	AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Added	CWE	CWE-787
Added	Reference	https://access.redhat.com/security/cve/CVE-2025-7519
Added	Reference	https://bugzilla.redhat.com/show_bug.cgi?id=2379675

Quick Info

CVE Dictionary Entry:
CVE-2025-7519
NVD Published Date:
07/14/2025
NVD Last Modified:
06/17/2026
Source:
Red Hat, Inc.

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