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CVE-2026-18772: CWE-1325 Improperly controlled sequential memory allocation in Samsung Open Source rlottie

0
Medium
Published: 08/04/2026 (08/04/2026, 08:22:48 UTC)
Source: GCVE Database
Vendor/Project: Samsung Open Source
Product: rlottie

Description

CVE-2026-18772 is a medium severity vulnerability in Samsung Open Source rlottie involving improperly controlled sequential memory allocation that can lead to exponential data expansion. It does not impact confidentiality or integrity but can cause a denial of service due to availability impact. There are no known exploits in the wild and no patch information is currently available.

CVSS v3.1

Score 6.5medium

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/12/2026, 19:31:10 UTC

Technical Analysis

This vulnerability in Samsung Open Source rlottie is classified under CWE-1325 (Improperly Controlled Sequential Memory Allocation) and CWE-20 (Improper Input Validation). It allows an attacker to trigger exponential data expansion through uncontrolled memory allocation sequences, potentially leading to denial of service by exhausting system resources. The CVSS 3.1 base score is 6.5 (medium), reflecting network attack vector, low attack complexity, no privileges required, user interaction required, unchanged scope, no confidentiality or integrity impact, and high availability impact.

Potential Impact

The vulnerability can cause denial of service conditions by exhausting memory or system resources due to exponential data expansion. There is no impact on confidentiality or integrity. No known exploits are reported in the wild.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or patch links are provided, users should monitor Samsung Open Source advisories for updates. Until a fix is available, consider limiting exposure to untrusted inputs that could trigger the vulnerability.

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Technical Details

Gcve Source
db.gcve.eu
Osv Id
GHSA-9hrp-c4q8-hf75
Osv Schema Version
1.4.0
Aliases
["CVE-2026-18772"]
Database Specific Severity
MODERATE
Cvss Version
3.1
State
PUBLISHED

Threat ID: 6a71feebbf8831d539ff11b9

Added to database: 08/04/2026, 15:02:03 UTC

Last enriched: 08/12/2026, 19:31:10 UTC

Last updated: 09/17/2026, 22:01:33 UTC

Views: 49

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