CVE-2025-7519
MEDIUM EPSS 8.2%
Published Jul 14, 202511mo ago · Modified Jun 17, 20262w ago
6.7 CVSS 3.1
Published Jul 14, 2025 11mo ago
Last Modified Jun 17, 2026 2w ago
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.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Attack Vector Local
Attack Complexity Low
Privileges Required High
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High
Threat Intelligence
EPSS Exploit Probability
8.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available
Weaknesses 1
CWE-787 Out-of-bounds Write Memory Safety
Affected Products 6
References 4
- access.redhat.com https://access.redhat.com/security/cve/CVE-2025-7519
- bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=2379675
- github.com https://github.com/polkit-org/polkit/commit/107d3801361b9f9084f78710178e683391f1d245
- github.com https://github.com/polkit-org/polkit/pull/570
Remediation
- github.com https://github.com/polkit-org/polkit/commit/107d3801361b9f9084f78710178e683391f1d245
- github.com https://github.com/polkit-org/polkit/pull/570