How to fix CVE-2025-0395?

Within 30 days: Identify affected systems running the GNU C Library and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Is Redhat affected by CVE-2025-0395?

Organizations using the GNU C Library should be aware of moderate risk from CVE-2025-0395 rated CVSS 6.2. Exploitation could compromise the security of affected deployments. Organizations should apply vendor updates when available and monitor for exploitation.

CVE-2025-0395

MEDIUM

Redhat – Incorrect Calculation of Buffer Size (CWE-131)

2025-01-22 3ff69d7a-14f2-4f67-a097-88dee7810d18

Buffer Overflow Redhat Suse

6.2

CVSS 3.1

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

Patch released

Apr 02, 2026 - 20:30 nvd

Patch available

Analysis Generated

Mar 28, 2026 - 18:05 vuln.today

CVE Published

Jan 22, 2025 - 13:15 nvd

MEDIUM 6.2

DescriptionNVD

When the assert() function in the GNU C Library versions 2.13 to 2.40 fails, it does not allocate enough space for the assertion failure message string and size information, which may lead to a buffer overflow if the message string size aligns to page size.

AnalysisAI

When the assert() function in the GNU C Library versions 2.13 to 2.40 fails, it does not allocate enough space for the assertion failure message string and size information, which may lead to a. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-131. When the assert() function in the GNU C Library versions 2.13 to 2.40 fails, it does not allocate enough space for the assertion failure message string and size information, which may lead to a buffer overflow if the message string size aligns to page size.

Affected ProductsAI

See vendor advisory for affected versions.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Vendor StatusVendor

CVE-2025-0395 vulnerability details – vuln.today

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CVE-2025-0395

CVSS VectorNVD

Lifecycle Timeline

DescriptionNVD

AnalysisAI

Technical ContextAI

Affected ProductsAI

RemediationAI

Vendor StatusVendor

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External POC / Exploit Code