Integer overflow in Redis - CVE-2025-46817

 

Integer overflow in Redis - CVE-2025-46817

Published: October 7, 2025 / Updated: February 6, 2026


Vulnerability identifier: #VU116639
CSH Severity: High
CVSS v4: 7.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-46817
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability: Public exploit is available

Vulnerability details

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow when processing Lua scripts. A remote user can pass specially crafted data to the application, trigger an integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Affected software

Redis
Valkey
SUSE Manager Server 4.3
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise Server 15 SP5
SUSE Manager Proxy 4.3
SUSE Manager Retail Branch Server 4.3
Debian Linux
SUSE Linux Enterprise Server 15 SP3
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise Real Time 15
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Enterprise Storage
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for ARM 64
Fedora
Anolis OS
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Server Applications Module
openSUSE Leap
openEuler
Ubuntu
IBM Aspera High-Speed Transfer Server
IBM Aspera High-Speed Transfer Endpoint
EasyApache
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
redis-debuginfo
redis
redis-debugsource
redis (Red Hat package)
redis6-debugsource
redis6
redis6-debuginfo
redis6-devel
redis6-doc
redis-devel
redis-doc
redis7-debuginfo
redis7
redis7-debugsource
redis (Debian package)
valkey (Ubuntu package)
valkey
valkey (Red Hat package)
valkey-compat-redis
valkey-debuginfo
valkey-debugsource
valkey-devel
valkey (Debian package)
Dell Enterprise SONiC Distribution
Juniper Junos Space

How to mitigate CVE-2025-46817

Install updates from vendor's website.

Redis - addressed in versions 6.2.20, 7.2.11, 7.4.6, 8.0.4, 8.2.2
IBM Aspera High-Speed Transfer Server - update to 4.4.7
IBM Aspera High-Speed Transfer Endpoint - update to 4.4.7
EasyApache - update to 4 25-31
Valkey - addressed in versions 7.2.11, 8.0.6, 8.1.4
Dell Enterprise SONiC Distribution - update to 4.6.0
redis-debuginfo - addressed in versions 6.0.14-150200.6.43.1, 6.2.6-150400.3.40.1, 7.2.4-150600.3.18.1
redis - addressed in versions 6.0.14-150200.6.43.1, 6.2.6-150400.3.40.1, 7.2.4-150600.3.18.1
redis-debugsource - addressed in versions 6.0.14-150200.6.43.1, 6.2.6-150400.3.40.1, 7.2.4-150600.3.18.1
redis (Red Hat package) - addressed in versions 6.2.6-1.el9_0.5, 6.2.7-1.el9_2.5, 6.2.7-1.el9_4.5, 6.2.20-1.el9_6
redis6-debugsource - addressed in versions 6.2.7-4, 6.2.7-6
redis6 - addressed in versions 6.2.7-4, 6.2.7-6
redis6-debuginfo - addressed in versions 6.2.7-4, 6.2.7-6
redis6-devel - addressed in versions 6.2.7-4, 6.2.7-6
redis6-doc - addressed in versions 6.2.7-4, 6.2.7-6
redis - addressed in versions 6.2.20-1.0.1, 7.2.10-2
redis-devel - addressed in versions 6.2.20-1.0.1, 7.2.10-2
redis-doc - addressed in versions 6.2.20-1.0.1, 7.2.10-2
redis7-debuginfo - addressed in versions 7.0.8-150500.3.24.1, 7.0.8-150600.8.19.1
redis7 - addressed in versions 7.0.8-150500.3.24.1, 7.0.8-150600.8.19.1
redis7-debugsource - addressed in versions 7.0.8-150500.3.24.1, 7.0.8-150600.8.19.1
redis (Debian package) - addressed in versions 5:7.0.15-1~deb12u6, 5:8.0.2-3+deb13u1
valkey (Ubuntu package) - addressed in versions 7.2.11+dfsg1-0ubuntu0.2, 8.0.6+dfsg1-0ubuntu0.2, 8.1.4+dfsg1-0ubuntu0.2
redis - update to 7.2.11-1
redis-debuginfo - update to 7.2.11-1
redis-debugsource - update to 7.2.11-1
valkey - addressed in versions 8.0.6-1.el8, 8.0.6-1.el9, 8.0.6-1.fc41, 8.0.6-1.fc42, 8.1.4-1.fc43
valkey (Red Hat package) - addressed in versions 8.0.6-1.el10_0, 8.0.6-2.el9_7, 8.0.6-2.el10_1
valkey-compat-redis - addressed in versions 8.0.6-150600.13.17.1, 8.0.6-150700.3.11.1
valkey-debuginfo - addressed in versions 8.0.6-150600.13.17.1, 8.0.6-150700.3.11.1
valkey-debugsource - addressed in versions 8.0.6-150600.13.17.1, 8.0.6-150700.3.11.1
valkey - addressed in versions 8.0.6-150600.13.17.1, 8.0.6-150700.3.11.1
valkey-devel - addressed in versions 8.0.6-150600.13.17.1, 8.0.6-150700.3.11.1
valkey (Debian package) - update to 8.1.1+dfsg1-3+deb13u1
Juniper Junos Space - update to 26.1R1 Patch V1

Links to Public Exploits and PoC-codes

External References

Related Security Bulletins