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CVE-2026-6384: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') in Red Hat Red Hat Enterprise Linux 6

0
High
VulnerabilityCVE-2026-6384cvecve-2026-6384
Published: Wed Apr 15 2026 (04/15/2026, 19:09:10 UTC)
Source: CVE Database V5
Vendor/Project: Red Hat
Product: Red Hat Enterprise Linux 6

Description

A flaw was found in gimp. This buffer overflow vulnerability in the GIF image loading component's `ReadJeffsImage` function allows an attacker to write beyond an allocated buffer by processing a specially crafted GIF file. This can lead to a denial of service or potentially arbitrary code execution.

CVSS v3.1

Score 7.3high

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 05/12/2026, 05:54:22 UTC

Technical Analysis

This vulnerability involves a classic buffer overflow in the ReadJeffsImage function of the GIF image loader in gimp on Red Hat Enterprise Linux 6. An attacker can exploit this by providing a maliciously crafted GIF file that triggers writing beyond the allocated buffer boundaries. The CVSS 3.1 score is 7.3 (high), reflecting local attack vector with low complexity, requiring low privileges and user interaction, and impacting confidentiality, integrity, and availability. The vendor advisory does not specify a patch or mitigation status.

Potential Impact

Successful exploitation can lead to denial of service or potentially arbitrary code execution on affected systems running Red Hat Enterprise Linux 6 with the vulnerable gimp component. The impact affects confidentiality, integrity, and availability as indicated by the CVSS vector. No known exploits in the wild have been reported.

Mitigation Recommendations

Patch status is not yet confirmed — check the Red Hat advisory at https://access.redhat.com/security/cve/CVE-2026-6384 for current remediation guidance. Until an official fix is available, avoid processing untrusted GIF files with the affected gimp component to reduce risk.

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Technical Details

Data Version
5.2
Assigner Short Name
redhat
Date Reserved
2026-04-15T18:39:13.651Z
Cvss Version
3.1
State
PUBLISHED
Remediation Level
null
Vendor Advisory Urls
[{"url":"https://access.redhat.com/security/cve/CVE-2026-6384","vendor":"Red Hat"}]

Threat ID: 69dfe7be82d89c981f913e6b

Added to database: 4/15/2026, 7:32:14 PM

Last enriched: 5/12/2026, 5:54:22 AM

Last updated: 5/30/2026, 8:23:03 PM

Views: 76

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