# RHSA-2026:64823: Security update for 3 packages

RHSA-2026:64823, released September 13, 2026, fixes 2 CVEs across 3 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2026-64823
- Platform: Linux
- Released: Sep 13, 2026
- Priority: High (Closes CVE-2026-66373, high severity)
- CVEs: 2, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2026:64823

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [redis](https://patchblox.com/security/data/product/linux/redis.md) | RHEL 8 | 0:6.2.24-1.module+el8.10.0+24746+7b800ac5 |
| [redis-devel](https://patchblox.com/security/data/product/linux/redis-devel.md) | RHEL 8 | 0:6.2.24-1.module+el8.10.0+24746+7b800ac5 |
| [redis-doc](https://patchblox.com/security/data/product/linux/redis-doc.md) | RHEL 8 | 0:6.2.24-1.module+el8.10.0+24746+7b800ac5 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-66373](https://patchblox.com/security/data/cve/CVE-2026-66373.md) | High | Redis before 8.8.0, in the unusual case where an authenticated attacker can execute RESTORE, allows remote code execution via a RESTORE payload where the same NACK (pending entry) is referenced by more than one consumer, because deleting both consumers via XGROUP DELCONSUMER leads to a double free. NOTE: this issue exists because of an incomplete fix for CVE-2026-25243. | 8.8 | 0.0087 |  |
| [CVE-2026-81934](https://patchblox.com/security/data/cve/CVE-2026-81934.md) | High | redis: Redis is an advanced key-value store | 7.5 | 0.0048 |  |

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Data as of 2026-11-07T18:46:35Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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