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Redis on Red Hat can be exploited to run code

published 1 month ago

Summary

The Redis packages for Red Hat may allow an attacker to execute their own programs on the server. This could let unauthorized users take control of the system or steal data. Apply the latest Red Hat update for Redis as soon as possible to close the risk.

What to do

Update redhat redis to version 0:6.2.7-1.el9_4.7.
Update redhat redis-debuginfo to version 0:6.2.7-1.el9_4.7.
Update redhat redis-debugsource to version 0:6.2.7-1.el9_4.7.
Update redhat redis-devel to version 0:6.2.7-1.el9_4.7.
Update redhat redis-doc to version 0:6.2.7-1.el9_4.7.

Affected software

Ecosystem	Vendor	Product	Affected versions
Red Hat:rhel_e4s:9.4::appstream	redhat	redis	< 0:6.2.7-1.el9_4.7 Fix: upgrade to 0:6.2.7-1.el9_4.7
Red Hat:rhel_e4s:9.4::appstream	redhat	redis-debuginfo	< 0:6.2.7-1.el9_4.7 Fix: upgrade to 0:6.2.7-1.el9_4.7
Red Hat:rhel_e4s:9.4::appstream	redhat	redis-debugsource	< 0:6.2.7-1.el9_4.7 Fix: upgrade to 0:6.2.7-1.el9_4.7
Red Hat:rhel_e4s:9.4::appstream	redhat	redis-devel	< 0:6.2.7-1.el9_4.7 Fix: upgrade to 0:6.2.7-1.el9_4.7
Red Hat:rhel_e4s:9.4::appstream	redhat	redis-doc	< 0:6.2.7-1.el9_4.7 Fix: upgrade to 0:6.2.7-1.el9_4.7

Original advisory text

Red Hat Security Advisory: redis security update

References

https://access.redhat.com/errata/RHSA-2026:69861 Vendor Advisory
https://access.redhat.com/security/updates/classification/#important Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2506985 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2525226 Third Party Advisory
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_69861.... Vendor Advisory
https://access.redhat.com/security/cve/CVE-2026-66373 Third Party Advisory
https://www.cve.org/CVERecord?id=CVE-2026-66373 Vendor Advisory
https://nvd.nist.gov/vuln/detail/CVE-2026-66373 Vendor Advisory
https://github.com/berabuddies/redis-poc Third Party Advisory
https://github.com/redis/redis/compare/8.6.4...8.8.0 Third Party Advisory
https://github.com/redis/redis/pull/15081 Third Party Advisory
https://news.ycombinator.com/item?id=49024938 Third Party Advisory
https://x.com/Fried_rice/status/2080059356322918777 Third Party Advisory
https://access.redhat.com/security/cve/CVE-2026-81934 Third Party Advisory
https://www.cve.org/CVERecord?id=CVE-2026-81934 Vendor Advisory
https://nvd.nist.gov/vuln/detail/CVE-2026-81934 Vendor Advisory
https://github.com/redis/redis/commit/6d088c335d5c3ec49a6c28486140b498e70b7834 Third Party Advisory
https://github.com/v12-security/pocs/tree/main/redis/server_ssl Third Party Advisory
https://raw.githubusercontent.com/redis/redis/8.10/00-RELEASENOTES Third Party Advisory
https://raw.githubusercontent.com/redis/redis/8.2/00-RELEASENOTES Third Party Advisory
https://raw.githubusercontent.com/redis/redis/8.4/00-RELEASENOTES Third Party Advisory
https://raw.githubusercontent.com/redis/redis/8.6/00-RELEASENOTES Third Party Advisory
https://raw.githubusercontent.com/redis/redis/8.8/00-RELEASENOTES Third Party Advisory

Fix within

Internet-facing 14 days

Internal At next upgrade

Not known to be exploited
Needs hands-on effort to exploit (estimated)
Gives an attacker full control (estimated)

Severity

7.5 High

Timeline

Published22 Sep 2026

Updated23 Sep 2026

First seen23 Sep 2026

Sources

RHSA-2026:69861 · OSV

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