# ALSA-2023:5539: Security update for 2 packages

ALSA-2023:5539, released October 9, 2023, fixes 2 CVEs across 2 products. One of them is being exploited (CVE-2023-5217); 1 on CISA KEV. Patch Radar priority: Patch now.

- Web page: https://patchblox.com/security/fix/linux/alsa-2023-5539
- Platform: Linux
- Released: Oct 9, 2023
- Priority: Patch now (Closes CVE-2023-5217, exploited (CISA KEV))
- CVEs: 2, exploited: 1, on CISA KEV: 1
- Vendor advisory: https://osv.dev/vulnerability/ALSA-2023:5539

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [libvpx](https://patchblox.com/security/data/product/linux/libvpx.md) | almalinux 9 | 1.9.0-7.el9_2.alma.1 |
| [libvpx-devel](https://patchblox.com/security/data/product/linux/libvpx-devel.md) | almalinux 9 | 1.9.0-7.el9_2.alma.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-2023-44488](https://patchblox.com/security/data/cve/CVE-2023-44488.md) | High | libvpx: This update for libvpx fixes the following issues:  - CVE-2024-5197: Fixed interger overflow when calling vpx_img_all... | 8.8 | 0.0216 |  |

---

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo