How severe is CVE-2025-49112?

CVE-2025-49112 has a CVSS 3.x base score of 3.1, rated low severity. It is exploitable over an adjacent network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2025-49112 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-49112?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-49112 have an EU (EUVD) identifier?

Yes. CVE-2025-49112 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16611.

When was CVE-2025-49112 published?

CVE-2025-49112 was published on 2025-06-02 and last updated on 2026-06-17.

CVE-2025-49112

CVE-2025-49112 is a low-severity vulnerability with a CVSS 3.x base score of 3.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-191.

Key facts

Severity: Low (CVSS 3.x base score 3.1)
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-16611
Weakness: CWE-191
Published: 2025-06-02
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2025-49112?: setDeferredReply in networking.c in Valkey through 8.1.1 has an integer underflow for prev->size - prev->used.
How severe is CVE-2025-49112?: CVE-2025-49112 has a CVSS 3.x base score of 3.1, rated low severity. It is exploitable over an adjacent network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2025-49112 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-49112?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-49112 have an EU (EUVD) identifier?: Yes. CVE-2025-49112 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16611.
When was CVE-2025-49112 published?: CVE-2025-49112 was published on 2025-06-02 and last updated on 2026-06-17.

References

Other CWE-191 (Integer Underflow) vulnerabilities

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CVE-2024-47606 — Critical (CVSS 9.8): GStreamer is a library for constructing graphs of media-handling components. An integer underflow has been detected in…

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