# CVE-2022-28656: python3-problem-report: is_closing_session() allows users to consume RAM in the Apport process

CVE-2022-28656 is fixed in 12 products on 1 platform, first by apport 2.20.9-0ubuntu7.28, released May 17, 2022. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2022-28656
- Priority: Routine
- CVSS: n/a (Low)
- EPSS: 0.0020
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: May 17, 2022

## Description

is_closing_session() allows users to consume RAM in the Apport process

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | apport Ubuntu 18.04.6 LTS (bionic) | 2.20.9-0ubuntu7.28 | [apport 2.20.9-0ubuntu7.28](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-apport-2.20.9-0ubuntu7.28.md) | May 17, 2022 |
| Linux | apport Ubuntu 20.04 LTS (focal) | 2.20.11-0ubuntu27.24 | [apport 2.20.11-0ubuntu27.24](https://patchblox.com/security/data/fix/linux/ubuntu-focal-apport-2.20.11-0ubuntu27.24.md) | May 17, 2022 |
| Linux | apport Ubuntu 22.04.1 LTS (jammy) | 2.20.11-0ubuntu82.1 | [apport 2.20.11-0ubuntu82.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-apport-2.20.11-0ubuntu82.1.md) | May 17, 2022 |
| Linux | apport Ubuntu 24.10 (oracular) | 2.21.0-0ubuntu1 | [apport 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-apport-2.21.0-0ubuntu1.md) | Jan 16, 2026 |
| Linux | apport Ubuntu 25.04 (plucky) | 2.21.0-0ubuntu1 | [apport 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-apport-2.21.0-0ubuntu1.md) | Jan 16, 2026 |
| Linux | apport-core-dump-handler Ubuntu 24.10 (oracular) | 2.21.0-0ubuntu1 | [apport-core-dump-handler 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-apport-core-dump-handler-2.21.0-0ubuntu1.md) | Jan 16, 2026 |
| Linux | apport-core-dump-handler Ubuntu 25.04 (plucky) | 2.21.0-0ubuntu1 | [apport-core-dump-handler 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-apport-core-dump-handler-2.21.0-0ubuntu1.md) | Jan 16, 2026 |
| Linux | apport-gtk Ubuntu 18.04.6 LTS (bionic) | 2.20.9-0ubuntu7.28 | [apport-gtk 2.20.9-0ubuntu7.28](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-apport-gtk-2.20.9-0ubuntu7.28.md) | May 17, 2022 |
| Linux | apport-gtk Ubuntu 20.04 LTS (focal) | 2.20.11-0ubuntu27.24 | [apport-gtk 2.20.11-0ubuntu27.24](https://patchblox.com/security/data/fix/linux/ubuntu-focal-apport-gtk-2.20.11-0ubuntu27.24.md) | May 17, 2022 |
| Linux | apport-gtk Ubuntu 22.04.1 LTS (jammy) | 2.20.11-0ubuntu82.1 | [apport-gtk 2.20.11-0ubuntu82.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-apport-gtk-2.20.11-0ubuntu82.1.md) | May 17, 2022 |
| Linux | apport-gtk Ubuntu 24.10 (oracular) | 2.21.0-0ubuntu1 | [apport-gtk 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-apport-gtk-2.21.0-0ubuntu1.md) | Jan 16, 2026 |
| Linux | apport-gtk Ubuntu 25.04 (plucky) | 2.21.0-0ubuntu1 | [apport-gtk 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-apport-gtk-2.21.0-0ubuntu1.md) | Jan 16, 2026 |
| Linux | apport-kde Ubuntu 18.04.6 LTS (bionic) | 2.20.9-0ubuntu7.28 | [apport-kde 2.20.9-0ubuntu7.28](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-apport-kde-2.20.9-0ubuntu7.28.md) | May 17, 2022 |
| Linux | apport-kde Ubuntu 20.04 LTS (focal) | 2.20.11-0ubuntu27.24 | [apport-kde 2.20.11-0ubuntu27.24](https://patchblox.com/security/data/fix/linux/ubuntu-focal-apport-kde-2.20.11-0ubuntu27.24.md) | May 17, 2022 |
| Linux | apport-kde Ubuntu 22.04.1 LTS (jammy) | 2.20.11-0ubuntu82.1 | [apport-kde 2.20.11-0ubuntu82.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-apport-kde-2.20.11-0ubuntu82.1.md) | May 17, 2022 |
| Linux | apport-kde Ubuntu 24.10 (oracular) | 2.21.0-0ubuntu1 | [apport-kde 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-apport-kde-2.21.0-0ubuntu1.md) | Jan 16, 2026 |
| Linux | apport-kde Ubuntu 25.04 (plucky) | 2.21.0-0ubuntu1 | [apport-kde 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-apport-kde-2.21.0-0ubuntu1.md) | Jan 16, 2026 |
| Linux | apport-noui Ubuntu 18.04.6 LTS (bionic) | 2.20.9-0ubuntu7.28 | [apport-noui 2.20.9-0ubuntu7.28](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-apport-noui-2.20.9-0ubuntu7.28.md) | May 17, 2022 |
| Linux | apport-noui Ubuntu 20.04 LTS (focal) | 2.20.11-0ubuntu27.24 | [apport-noui 2.20.11-0ubuntu27.24](https://patchblox.com/security/data/fix/linux/ubuntu-focal-apport-noui-2.20.11-0ubuntu27.24.md) | May 17, 2022 |
| Linux | apport-noui Ubuntu 22.04.1 LTS (jammy) | 2.20.11-0ubuntu82.1 | [apport-noui 2.20.11-0ubuntu82.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-apport-noui-2.20.11-0ubuntu82.1.md) | May 17, 2022 |
| Linux | apport-noui Ubuntu 24.10 (oracular) | 2.21.0-0ubuntu1 | [apport-noui 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-apport-noui-2.21.0-0ubuntu1.md) | Jan 16, 2026 |
| Linux | apport-noui Ubuntu 25.04 (plucky) | 2.21.0-0ubuntu1 | [apport-noui 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-apport-noui-2.21.0-0ubuntu1.md) | Jan 16, 2026 |
| Linux | apport-retrace Ubuntu 18.04.6 LTS (bionic) | 2.20.9-0ubuntu7.28 | [apport-retrace 2.20.9-0ubuntu7.28](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-apport-retrace-2.20.9-0ubuntu7.28.md) | May 17, 2022 |
| Linux | apport-retrace Ubuntu 20.04 LTS (focal) | 2.20.11-0ubuntu27.24 | [apport-retrace 2.20.11-0ubuntu27.24](https://patchblox.com/security/data/fix/linux/ubuntu-focal-apport-retrace-2.20.11-0ubuntu27.24.md) | May 17, 2022 |
| Linux | apport-retrace Ubuntu 22.04.1 LTS (jammy) | 2.20.11-0ubuntu82.1 | [apport-retrace 2.20.11-0ubuntu82.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-apport-retrace-2.20.11-0ubuntu82.1.md) | May 17, 2022 |
| Linux | apport-retrace Ubuntu 24.10 (oracular) | 2.21.0-0ubuntu1 | [apport-retrace 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-apport-retrace-2.21.0-0ubuntu1.md) | Jan 16, 2026 |
| Linux | apport-retrace Ubuntu 25.04 (plucky) | 2.21.0-0ubuntu1 | [apport-retrace 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-apport-retrace-2.21.0-0ubuntu1.md) | Jan 16, 2026 |
| Linux | apport-valgrind Ubuntu 18.04.6 LTS (bionic) | 2.20.9-0ubuntu7.28 | [apport-valgrind 2.20.9-0ubuntu7.28](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-apport-valgrind-2.20.9-0ubuntu7.28.md) | May 17, 2022 |
| Linux | apport-valgrind Ubuntu 20.04 LTS (focal) | 2.20.11-0ubuntu27.24 | [apport-valgrind 2.20.11-0ubuntu27.24](https://patchblox.com/security/data/fix/linux/ubuntu-focal-apport-valgrind-2.20.11-0ubuntu27.24.md) | May 17, 2022 |
| Linux | apport-valgrind Ubuntu 22.04.1 LTS (jammy) | 2.20.11-0ubuntu82.1 | [apport-valgrind 2.20.11-0ubuntu82.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-apport-valgrind-2.20.11-0ubuntu82.1.md) | May 17, 2022 |
| Linux | apport-valgrind Ubuntu 24.10 (oracular) | 2.21.0-0ubuntu1 | [apport-valgrind 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-apport-valgrind-2.21.0-0ubuntu1.md) | Jan 16, 2026 |
| Linux | apport-valgrind Ubuntu 25.04 (plucky) | 2.21.0-0ubuntu1 | [apport-valgrind 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-apport-valgrind-2.21.0-0ubuntu1.md) | Jan 16, 2026 |
| Linux | dh-apport Ubuntu 18.04.6 LTS (bionic) | 2.20.9-0ubuntu7.28 | [dh-apport 2.20.9-0ubuntu7.28](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-dh-apport-2.20.9-0ubuntu7.28.md) | May 17, 2022 |
| Linux | dh-apport Ubuntu 20.04 LTS (focal) | 2.20.11-0ubuntu27.24 | [dh-apport 2.20.11-0ubuntu27.24](https://patchblox.com/security/data/fix/linux/ubuntu-focal-dh-apport-2.20.11-0ubuntu27.24.md) | May 17, 2022 |
| Linux | dh-apport Ubuntu 22.04.1 LTS (jammy) | 2.20.11-0ubuntu82.1 | [dh-apport 2.20.11-0ubuntu82.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-dh-apport-2.20.11-0ubuntu82.1.md) | May 17, 2022 |
| Linux | dh-apport Ubuntu 24.10 (oracular) | 2.21.0-0ubuntu1 | [dh-apport 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-dh-apport-2.21.0-0ubuntu1.md) | Jan 16, 2026 |
| Linux | dh-apport Ubuntu 25.04 (plucky) | 2.21.0-0ubuntu1 | [dh-apport 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-dh-apport-2.21.0-0ubuntu1.md) | Jan 16, 2026 |
| Linux | python-apport Ubuntu 18.04.6 LTS (bionic) | 2.20.9-0ubuntu7.28 | [python-apport 2.20.9-0ubuntu7.28](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python-apport-2.20.9-0ubuntu7.28.md) | May 17, 2022 |
| Linux | python-problem-report Ubuntu 18.04.6 LTS (bionic) | 2.20.9-0ubuntu7.28 | [python-problem-report 2.20.9-0ubuntu7.28](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python-problem-report-2.20.9-0ubuntu7.28.md) | May 17, 2022 |
| Linux | python3-apport Ubuntu 18.04.6 LTS (bionic) | 2.20.9-0ubuntu7.28 | [python3-apport 2.20.9-0ubuntu7.28](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python3-apport-2.20.9-0ubuntu7.28.md) | May 17, 2022 |
| Linux | python3-apport Ubuntu 20.04 LTS (focal) | 2.20.11-0ubuntu27.24 | [python3-apport 2.20.11-0ubuntu27.24](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python3-apport-2.20.11-0ubuntu27.24.md) | May 17, 2022 |
| Linux | python3-apport Ubuntu 22.04.1 LTS (jammy) | 2.20.11-0ubuntu82.1 | [python3-apport 2.20.11-0ubuntu82.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-python3-apport-2.20.11-0ubuntu82.1.md) | May 17, 2022 |
| Linux | python3-apport Ubuntu 24.10 (oracular) | 2.21.0-0ubuntu1 | [python3-apport 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-python3-apport-2.21.0-0ubuntu1.md) | Jan 16, 2026 |
| Linux | python3-apport Ubuntu 25.04 (plucky) | 2.21.0-0ubuntu1 | [python3-apport 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-python3-apport-2.21.0-0ubuntu1.md) | Jan 16, 2026 |
| Linux | python3-problem-report Ubuntu 18.04.6 LTS (bionic) | 2.20.9-0ubuntu7.28 | [python3-problem-report 2.20.9-0ubuntu7.28](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python3-problem-report-2.20.9-0ubuntu7.28.md) | May 17, 2022 |
| Linux | python3-problem-report Ubuntu 20.04 LTS (focal) | 2.20.11-0ubuntu27.24 | [python3-problem-report 2.20.11-0ubuntu27.24](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python3-problem-report-2.20.11-0ubuntu27.24.md) | May 17, 2022 |
| Linux | python3-problem-report Ubuntu 22.04.1 LTS (jammy) | 2.20.11-0ubuntu82.1 | [python3-problem-report 2.20.11-0ubuntu82.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-python3-problem-report-2.20.11-0ubuntu82.1.md) | May 17, 2022 |
| Linux | python3-problem-report Ubuntu 24.10 (oracular) | 2.21.0-0ubuntu1 | [python3-problem-report 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-python3-problem-report-2.21.0-0ubuntu1.md) | Jan 16, 2026 |
| Linux | python3-problem-report Ubuntu 25.04 (plucky) | 2.21.0-0ubuntu1 | [python3-problem-report 2.21.0-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-python3-problem-report-2.21.0-0ubuntu1.md) | Jan 16, 2026 |

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