🛡️ CVE-2025-49112 on Debian — redict

⚪ Unknown ✅ No Known Exploit OSV

N/A

CVSS Score

0 Low4 Medium7 High9 Critical10

Description

setDeferredReply in networking.c in Valkey through 8.1.1 has an integer underflow for prev->size - prev->used.

Distribution advisory

This page covers CVE-2025-49112 as tracked by Debian, for the package redict. The fix is available in version 7.3.5+ds-1; earlier versions remain affected.

How this vulnerability can be exploited

This issue can be reached from an adjacent network, attack complexity is high, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability low.

Affected software

DEBIAN-CVE-2025-49112 is recorded against 3 packages.

redict (fixed in 7.3.5+ds-1)
redis
valkey (fixed in 8.1.1+dfsg1-2)

Timeline and source

Published on 2 June 2025 and last revised on 4 August 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

security-tracker.debian.org (Advisory)

CVE-2025-49112 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

BellSoft Base record Ubuntu

Details

Severity Unknown

CVSS Score N/A

CVSS Vector CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

CWE N/A

Public Exploit ✅ No

Source OSV

Published 2025-06-02

Updated 2026-08-20

Modified 2026-08-04

Fix URL N/A

Affected Packages

Software	From version	Fixed in
redict	—	7.3.5+ds-1
redis	—	—
valkey	—	8.1.1+dfsg1-2

References

ADVISORY https://security-tracker.debian.org/tracker/CVE-2025-49112

🔗 NVD 🔗 Mitre

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