# CVE-2020-14393: libdbi-perl: A buffer overflow was found in perl-DBI < 1.643 in DBI.xs

CVE-2020-14393 is fixed in libdbi-perl on 1 platform by libdbi-perl 1.640-1ubuntu0.3 (version 1.640-1ubuntu0.3), released September 16, 2020. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2020-14393
- Priority: Routine
- CVSS: n/a (Low)
- EPSS: 0.0061
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Sep 16, 2020

## Description

A buffer overflow was found in perl-DBI < 1.643 in DBI.xs. A local attacker who is able to supply a string longer than 300 characters could cause an out-of-bounds write, affecting the availability of the service or integrity of data.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | libdbi-perl Ubuntu 18.04.6 LTS (bionic) | 1.640-1ubuntu0.3 | [libdbi-perl 1.640-1ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libdbi-perl-1.640-1ubuntu0.3.md) | Sep 16, 2020 |

---

Data as of 2026-11-08T13:06:02Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.