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CVE-2025-7519

CVE-2025-7519 · Polkit: xml policy file with a large number of nested elements may lead to out-of-bounds write

This page contains facts from public vulnerability sources. Check the original advisory before updating.

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 6.7 · Medium · EPSS 0.2% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • red hat enterprise linux 10

    No fix published

  • red hat enterprise linux 6

    No fix published

  • red hat enterprise linux 7

    No fix published

  • red hat enterprise linux 8

    No fix published

  • red hat enterprise linux 9

    No fix published

  • red hat openshift container platform 4

    No fix published

  • policykit-1 Debian:12

    Versions
    • 122-3
    • 122-4
    • 123-1
    • 123-2
    • 123-3
    • 124-1
    • 124-2
    • 124-3
    • 125-1
    • 125-2
    • 126-1
    • 126-2
    • 127-1
    • 127-2
    • 127-3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • policykit-1 Debian:13

    Versions
    • 126-2
    • 127-1
    • 127-2
    • 127-3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • policykit-1 Debian:14

    Versions
    • 126-2
    Affected ranges
    • ECOSYSTEM: < 127-1

    Update to 127-1

  • policykit-1 Ubuntu:Pro:14.04:LTS

    Versions
    • 0.105-3ubuntu3
    • 0.105-4ubuntu1
    • 0.105-4ubuntu2
    • 0.105-4ubuntu2.14.04.1
    • 0.105-4ubuntu3.14.04.1
    • 0.105-4ubuntu3.14.04.2
    • 0.105-4ubuntu3.14.04.5
    • 0.105-4ubuntu3.14.04.6
    • 0.105-4ubuntu3.14.04.6+esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • policykit-1 Ubuntu:Pro:16.04:LTS

    Versions
    • 0.105-11ubuntu2
    • 0.105-13
    • 0.105-13ubuntu1
    • 0.105-14
    • 0.105-14.1
    • 0.105-14.1ubuntu0.1
    • 0.105-14.1ubuntu0.4
    • 0.105-14.1ubuntu0.5
    • 0.105-14.1ubuntu0.5+esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • policykit-1 Ubuntu:18.04:LTS

    Versions
    • 0.105-18
    • 0.105-20
    • 0.105-20ubuntu0.18.04.1
    • 0.105-20ubuntu0.18.04.4
    • 0.105-20ubuntu0.18.04.5
    • 0.105-20ubuntu0.18.04.6
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • policykit-1 Ubuntu:20.04:LTS

    Versions
    • 0.105-26ubuntu1
    • 0.105-26ubuntu1.1
    • 0.105-26ubuntu1.2
    • 0.105-26ubuntu1.3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • policykit-1 Ubuntu:22.04:LTS

    Versions
    • 0.105-31
    • 0.105-31ubuntu1
    • 0.105-31.1
    • 0.105-32
    • 0.105-33
    Affected ranges
    • ECOSYSTEM: < 0.105-33ubuntu0.1

    Update to 0.105-33ubuntu0.1

  • policykit-1 Ubuntu:24.04:LTS

    Versions
    • 123-1
    • 123-3
    • 124-1
    • 124-1ubuntu1
    • 124-2ubuntu1
    • 124-2ubuntu1.24.04.2
    Affected ranges
    • ECOSYSTEM: < 124-2ubuntu1.24.04.3

    Update to 124-2ubuntu1.24.04.3

  • policykit-1 Ubuntu:25.10

    Versions
    • 126-2
    Affected ranges
    • ECOSYSTEM: < 126-2ubuntu0.1

    Update to 126-2ubuntu0.1

Original sources

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