# firefox 118.0.1+build1-0ubuntu0.20.04.1: firefox 118.0.1+build1-0ubuntu0.20.04.1 for Ubuntu 20.04.3 LTS (focal)

firefox 118.0.1+build1-0ubuntu0.20.04.1, released October 1, 2023, fixes 9 CVEs in firefox. One of them is being exploited (CVE-2023-5217); 1 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/linux/ubuntu-focal-firefox-118.0.1-build1-0ubuntu0.20.04.1
- Platform: Linux
- Released: Oct 1, 2023
- Priority: Patch now (Closes CVE-2023-5217, exploited (CISA KEV))
- CVEs: 9, exploited: 1, on CISA KEV: 1

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [firefox](https://patchblox.com/security/data/product/linux/firefox.md) | Ubuntu 20.04.3 LTS (focal) | 118.0.1+build1-0ubuntu0.20.04.1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2023-5217](https://patchblox.com/security/data/cve/CVE-2023-5217.md) | Patch now | Chromium: CVE-2023-5217 Heap buffer overflow in vp8 encoding in libvpx | 8.8 | 0.4901 | CISA KEV, Disclosed |
| [CVE-2023-5176](https://patchblox.com/security/data/cve/CVE-2023-5176.md) | Urgent | Mozilla Firefox ESR and 5 others: Out-of-bounds Write | 9.8 | 0.0139 |  |
| [CVE-2023-44488](https://patchblox.com/security/data/cve/CVE-2023-44488.md) | High | libvpx9: VP9 in libvpx before 1.13.1 mishandles widths, leading to a crash relatedto encoding. | 8.8 | 0.0216 |  |
| [CVE-2023-5175](https://patchblox.com/security/data/cve/CVE-2023-5175.md) | High | Mozilla Firefox ESR and 3 others: Use After Free | 9.8 | 0.0104 |  |
| [CVE-2023-5172](https://patchblox.com/security/data/cve/CVE-2023-5172.md) | High | Mozilla Firefox ESR and 3 others: Use After Free | 9.8 | 0.0101 |  |
| [CVE-2023-5173](https://patchblox.com/security/data/cve/CVE-2023-5173.md) | High | Mozilla Firefox ESR and 3 others: In a non-standard configuration of Firefox, an integer overflow could have occurred based on network… | 7.5 | 0.0091 |  |
| [CVE-2023-5170](https://patchblox.com/security/data/cve/CVE-2023-5170.md) | High | Mozilla Firefox ESR and 3 others: In canvas rendering, a compromised content process could have caused a surface to change unexpectedly,… | 7.4 | 0.0072 |  |
| [CVE-2023-5171](https://patchblox.com/security/data/cve/CVE-2023-5171.md) | Routine | Mozilla Firefox ESR and 5 others: During Ion compilation, a Garbage Collection could have resulted in a use-after-free condition, allowing… | 6.5 | 0.0112 |  |
| [CVE-2023-5169](https://patchblox.com/security/data/cve/CVE-2023-5169.md) | Routine | Mozilla Firefox ESR and 5 others: A compromised content process could have provided malicious data in a `PathRecording` resulting in an… | 6.5 | 0.0110 |  |

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Data as of 2026-11-14T14:09:31Z 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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