CVE-2025-48367
HIGH7.5EPSS 0.46%Redis DoS Vulnerability due to bad connection error handling
Published: 7/7/2025Modified: 5/17/2026
Description
Redis is an open source, in-memory database that persists on disk. An unauthenticated connection can cause repeated IP protocol errors, leading to client starvation and, ultimately, a denial of service. This vulnerability is fixed in 8.0.3, 7.4.5, 7.2.10, and 6.2.19.
Affected packages (7)
- Alpine/valkeyfrom 0, < 7.2.11-r0
- Bitnami/keydbfrom 0, < 6.2.19, >= 7.0.0, < 7.2.10, >= 8.0.0, < 8.0.3, >= 7.4.0, < 7.4.5
- Bitnami/redisfrom 0, < 6.2.19, >= 7.0.0, < 7.2.10, >= 8.0.0, < 8.0.3, >= 7.4.0, < 7.4.5
- Bitnami/valkeyfrom 0, < 7.2.10, >= 7.3.0, < 8.0.4, >= 8.1.0, < 8.1.3
- Debian/redictfrom 0, < 7.3.5+ds-1
- Debian/redisfrom 0, < 5:6.0.16-1+deb11u7
- Debian/valkeyfrom 0, < 8.1.1+dfsg1-3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
References (9)
- ADVISORYhttps://security.alpinelinux.org/vuln/CVE-2025-48367
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2025-48367
- WEBhttps://github.com/redis/redis/commit/bde62951accfc4bb0a516276fd0b4b307e140ce2
- WEBhttps://github.com/redis/redis/releases/tag/6.2.19
- WEBhttps://github.com/redis/redis/releases/tag/7.2.10
- WEBhttps://github.com/redis/redis/releases/tag/7.4.5
- WEBhttps://github.com/redis/redis/releases/tag/8.0.3
- WEBhttps://github.com/redis/redis/security/advisories/GHSA-4q32-c38c-pwgq
- WEBhttps://nvd.nist.gov/vuln/detail/CVE-2025-48367