# CVE-2017-7827: firefox: Memory safety bugs were reported in Firefox 56

CVE-2017-7827 is fixed in 4 products on 1 platform, first by firefox 57.0.1+build2-0ubuntu1, released November 15, 2017. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2017-7827
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0273
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Nov 14, 2017

## Description

Memory safety bugs were reported in Firefox 56. Some of these bugs showedevidence of memory corruption and we presume that with enough effort thatsome of these could be exploited to run arbitrary code. This vulnerabilityaffects Firefox < 57.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | firefox Ubuntu 18.04.6 LTS (bionic) | 57.0.1+build2-0ubuntu1 | [firefox 57.0.1+build2-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-firefox-57.0.1-build2-0ubuntu1.md) | Jun 11, 2018 |
| Linux | firefox Ubuntu 24.10 (oracular) | 57.0.1+build2-0ubuntu1 | [firefox 57.0.1+build2-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-firefox-57.0.1-build2-0ubuntu1.md) | Nov 15, 2017 |
| Linux | firefox Ubuntu 25.04 (plucky) | 57.0.1+build2-0ubuntu1 | [firefox 57.0.1+build2-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-firefox-57.0.1-build2-0ubuntu1.md) | Nov 15, 2017 |
| Linux | firefox-globalmenu Ubuntu 18.04.6 LTS (bionic) | 57.0.1+build2-0ubuntu1 | [firefox-globalmenu 57.0.1+build2-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-firefox-globalmenu-57.0.1-build2-0ubuntu1.md) | Jun 11, 2018 |
| Linux | firefox-mozsymbols Ubuntu 18.04.6 LTS (bionic) | 57.0.1+build2-0ubuntu1 | [firefox-mozsymbols 57.0.1+build2-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-firefox-mozsymbols-57.0.1-build2-0ubuntu1.md) | Jun 11, 2018 |
| Linux | firefox-testsuite Ubuntu 18.04.6 LTS (bionic) | 57.0.1+build2-0ubuntu1 | [firefox-testsuite 57.0.1+build2-0ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-firefox-testsuite-57.0.1-build2-0ubuntu1.md) | Jun 11, 2018 |

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Data as of 2026-11-07T12:40:37Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo