# firefox 57.0.1+build2-0ubuntu1: firefox 57.0.1+build2-0ubuntu1 for Ubuntu 25.04 (plucky)

firefox 57.0.1+build2-0ubuntu1, released November 15, 2017, fixes 2 CVEs in firefox. None of them is reported as exploited. Patch Radar priority: Routine. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/linux/ubuntu-plucky-firefox-57.0.1-build2-0ubuntu1
- Platform: Linux
- Released: Nov 15, 2017
- Priority: Routine (Closes 2 CVEs, none high severity)
- CVEs: 2, exploited: 0, on CISA KEV: 0

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [firefox](https://patchblox.com/security/data/product/linux/firefox.md) | Ubuntu 25.04 (plucky) | 57.0.1+build2-0ubuntu1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2017-7827](https://patchblox.com/security/data/cve/CVE-2017-7827.md) | Routine | firefox: Memory safety bugs were reported in Firefox 56 | n/a | 0.0273 |  |
| [CVE-2017-7831](https://patchblox.com/security/data/cve/CVE-2017-7831.md) | Routine | firefox: A vulnerability where the security wrapper does not deny access to someexposed properties using the deprecated "_expo... | n/a | 0.0156 |  |

---

Data as of 2026-11-12T19:57:06Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo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.