# CVE-2017-2807: ledger: An exploitable buffer overflow vulnerability exists in the tag parsingfunctionality of Ledger-CLI 3.1.1

CVE-2017-2807 is fixed in 2 products on 1 platform, first by ledger 3.1.2+dfsg1-1, released January 16, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2017-2807
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0197
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no

## Description

An exploitable buffer overflow vulnerability exists in the tag parsingfunctionality of Ledger-CLI 3.1.1. A specially crafted journal file cancause an integer underflow resulting in code execution. An attacker canconstruct a malicious journal file to trigger this vulnerability.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | ledger Ubuntu 24.10 (oracular) | 3.1.2+dfsg1-1 | [ledger 3.1.2+dfsg1-1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-ledger-3.1.2-dfsg1-1.md) | Jan 16, 2026 |
| Linux | ledger Ubuntu 25.04 (plucky) | 3.1.2+dfsg1-1 | [ledger 3.1.2+dfsg1-1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-ledger-3.1.2-dfsg1-1.md) | Jan 16, 2026 |
| Linux | python3-ledger Ubuntu 24.10 (oracular) | 3.1.2+dfsg1-1 | [python3-ledger 3.1.2+dfsg1-1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-python3-ledger-3.1.2-dfsg1-1.md) | Jan 16, 2026 |
| Linux | python3-ledger Ubuntu 25.04 (plucky) | 3.1.2+dfsg1-1 | [python3-ledger 3.1.2+dfsg1-1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-python3-ledger-3.1.2-dfsg1-1.md) | Jan 16, 2026 |

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Data as of 2026-11-07T06:34:28Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo