CVE-2023-22458
MediumAuthenticated users can issue a HRANDFIELD or ZRANDMEMBER command with specially crafted arguments to trigger a denial-of-service by crashing Redis with an assertion failure.
Published Jan 20, 2023 · Updated Sep 8, 2026 · Also known as ALPINE-CVE-2023-22458, BIT-keydb-2023-22458, BIT-redis-2023-22458, BIT-valkey-2023-22458, DEBIAN-CVE-2023-22458, GHSA-r8w2-2m53-gprj
Key Facts
Patch immediately- CVE-2023-22458 is a medium-severity vulnerability (CVSS 5.5 v3.1) affecting Redis, keydb (bitnami), valkey (bitnami) and 4 more products.
- It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
- EPSS estimates a 72% probability of exploitation in the next 30 days.
- Fixed versions are available, including keydb 6.2.9, keydb 7.0.8, Redis 5:7.0.8-1.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS (30-day exploit likelihood)
72%
Higher than 99.4% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
None known
Get the full CVE-2023-22458 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
Description
Redis is an in-memory database that persists on disk. Authenticated users can issue a HRANDFIELD or ZRANDMEMBER command with specially crafted arguments to trigger a denial-of-service by crashing Redis with an assertion failure. This problem affects Redis versions 6.2 or newer up to but not including 6.2.9 as well as versions 7.0 up to but not including 7.0.8. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Affected Products
45 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| RedisRedis | >= 6.2.0, >= >= 6.2, < 6.2.9 | 6.2.9 |
| keydbbitnami | >= 6.2.0 | 6.2.9 |
| valkeybitnami | >= 6.2.0 | 6.2.9 |
| redis-develoracle | See advisory | 6.2.17-1.0.1.module+el8.10.0+90491+f9002f77 |
| redis-docoracle | See advisory | 6.2.17-1.0.1.module+el8.10.0+90491+f9002f77 |
Patched Releases
keydb
6.2.9, 7.0.8
Redis
5:7.0.8-1, 6.2.17-1.0.1.module+el8.10.0+90491+f9002f77, 6.2.17-1.module_el8.10.0+3946+3de613d5, 6.2.17-1.module+el8.10.0+1923+5b85c6a7, 6.2.6-150400.3.11.1, 6.2.7-3, 6.2.7-3.ph3, 6.2.9, 6.2.9-1, 6.2.9-r0, 7.0.0-6.ph4, 7.0.8, 7.0.8-1.1, 7.0.8-r0
redis-devel
6.2.17-1.0.1.module+el8.10.0+90491+f9002f77
redis-doc
6.2.17-1.0.1.module+el8.10.0+90491+f9002f77
redis:6
8100020250113083959.489197e6
valkey
6.2.9, 7.0.8
Timeline
Publicly disclosed
Jan 20, 2023
Last updated
Sep 8, 2026
Weakness Type
- CWE-190 Integer Overflow or Wraparound
References
- advisoryRHSA-2025:0595
- advisoryhttps://bugzilla.suse.com/1207202
- advisoryhttps://bugzilla.suse.com/1207203
- advisoryhttps://bugzilla.suse.com/1207448
- advisoryhttps://github.com/CVEProject/cvelistV5/tree/main/cves/2023/22xxx/CVE-2023-22458.json
FAQ
Common Questions.
Redis is an in-memory database that persists on disk.
Affected: Redis versions >= 6.2.0, >= >= 6.2, < 6.2.9; keydb (bitnami) versions >= 6.2.0; valkey (bitnami) versions >= 6.2.0, among others. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
Fixed versions are available, including keydb 6.2.9, keydb 7.0.8, Redis 5:7.0.8-1.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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