# CVE-2022-29788: libmobi: libmobi before v0.10 contains a NULL pointer dereference via the component mobi_buffer_getpointer

CVE-2022-29788 is fixed in 3 products on 1 platform, first by libmobi-tools 0.9+dfsg1-1ubuntu0.1~esm1, released June 2, 2022. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2022-29788
- Priority: Routine
- CVSS: 6.5 (medium)
- EPSS: 0.0087
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jun 2, 2022

## Description

libmobi before v0.10 contains a NULL pointer dereference via the component mobi_buffer_getpointer. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted mobi file.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | libmobi Debian 12.15 (bookworm) | 0.11+dfsg-1 | [DEBIAN-CVE-2022-29788](https://patchblox.com/security/data/fix/linux/debian-cve-2022-29788.md) | Jun 2, 2022 |
| Linux | libmobi Debian 13.5 (trixie) | 0.11+dfsg-1 | [DEBIAN-CVE-2022-29788](https://patchblox.com/security/data/fix/linux/debian-cve-2022-29788.md) | Jun 2, 2022 |
| Linux | libmobi Debian 14 | 0.11+dfsg-1 | [DEBIAN-CVE-2022-29788](https://patchblox.com/security/data/fix/linux/debian-cve-2022-29788.md) | Jun 2, 2022 |
| Linux | libmobi-tools Ubuntu 22.04.1 LTS (jammy) | 0.9+dfsg1-1ubuntu0.1~esm1 | [libmobi-tools 0.9+dfsg1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libmobi-tools-0.9-dfsg1-1ubuntu0.1-esm1.md) | Jun 2, 2022 |
| Linux | libmobi0 Ubuntu 22.04.1 LTS (jammy) | 0.9+dfsg1-1ubuntu0.1~esm1 | [libmobi0 0.9+dfsg1-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libmobi0-0.9-dfsg1-1ubuntu0.1-esm1.md) | Jun 2, 2022 |

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Data as of 2026-11-09T13:31:49Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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