# ALSA-2021:5082: Security update for 4 packages

ALSA-2021:5082, released December 13, 2021, fixes 2 CVEs across 4 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/alsa-2021-5082
- Platform: Linux
- Released: Dec 13, 2021
- Priority: High (Closes CVE-2021-23192, high severity)
- CVEs: 2, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://osv.dev/vulnerability/ALSA-2021:5082

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [libsmbclient-devel](https://patchblox.com/security/data/product/linux/libsmbclient-devel.md) | almalinux 8 | 4.14.5-7.el8_5 |
| [libwbclient-devel](https://patchblox.com/security/data/product/linux/libwbclient-devel.md) | almalinux 8 | 4.14.5-7.el8_5 |
| [samba-devel](https://patchblox.com/security/data/product/linux/samba-devel.md) | almalinux 8 | 4.14.5-7.el8_5 |
| [samba-vfs-iouring](https://patchblox.com/security/data/product/linux/samba-vfs-iouring.md) | almalinux 8 | 4.14.5-7.el8_5 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2021-23192](https://patchblox.com/security/data/cve/CVE-2021-23192.md) | High | ctdb: Samba is an open-source implementation of the Server Message Block (SMB) protocol and the related Common Internet Fil... | 8.1 | 0.0195 |  |
| [CVE-2016-2124](https://patchblox.com/security/data/cve/CVE-2016-2124.md) | High | ctdb: A flaw was found in the way samba implemented SMB1 authentication | 8.1 | 0.0177 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo