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Google Android CVE-2026-58853

| EUVDEUVD-2026-115594 HIGH
Buffer Overflow (CWE-119)
2026-11-02 google_android GHSA-9jcc-gqr3-q783
7.5
CVSS 3.1 · Vendor: google_android
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Reach device over network
  2. Exploit
    Send crafted IPP data
  3. Execution
    Overflow stack buffer in ipphelper.c
  4. Impact
    Crash affected component (DoS)

Vulnerability Assessment

Weakness
CWE
ASVS 5.0
V15 - Secure Coding and Architecture Bounds checking, buffer size validation
MITRE ATT&CK

2 techniques across 2 tactics: Execution, Privilege Escalation

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

Exploitation requires the attacker to deliver crafted input that reaches the vulnerable IPP-helper parsing code (ipphelper.c) across Android versions 14 through 17, including 16-qpr2. Per the CVSS vector (AV:N/AC:L/PR:N/UI:N) and Google's description, no authentication and no user interaction are required, suggesting a network-reachable attack surface against affected default builds; however, the available sources do not specify whether the IPP listener/printing service must be active or exposed, so the realistic attack surface depends on whether that component is reachable on a given device or network. The impact is limited to denial of service (A:H, C:N/I:N) - no code execution or data exposure - which itself bounds the consequence.

Impact

Multiple signals converge on this being a moderate, not top-tier, priority. The CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H, base 7.5) describes a remotely reachable, low-complexity, unauthenticated flaw with no confidentiality or integrity impact and high availability impact - consistent with the description's 'remote denial of service with no additional execution privileges needed' and 'user interaction is not needed.' The SSVC framework tempers this: Exploitation is 'none' (no observed or public exploitation), Technical Impact is only 'partial,' though Automatable is 'yes,' meaning the trigger could be scripted at scale if an exploit emerged. There is no CISA KEV listing and no EPSS score provided, so widespread-exploitation probability cannot be quantified from the input. No POC or exploit reference appears in the data. The vuln.today Decision label is 'this_week,' indicating near-term but not emergency remediation. Net: a real, broadly-applicable availability bug given Android's footprint, but with no evidence of exploitation and no code-execution consequence, this is a 'patch in the normal fast cycle' issue rather than a drop-everything emergency.

Exploit ScenarioDerived

A remote attacker on a network path to the device sends crafted IPP (Internet Printing Protocol) traffic that reaches the vulnerable parsing code in ipphelper.c, where a missing bounds check causes a stack buffer overflow. Because no user interaction or privileges are required, the malformed input alone crashes the affected component, producing a denial of service. No public exploit code is identified in the available data, and the description limits impact to DoS with no additional execution privileges.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.4% exploitation probability (EPSS)

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AnalysisAIv1 – Nov 02, 2026

Remote denial of service in Google Android 14 through 17, including Android 16-qpr2, is caused by a missing bounds check in ipphelper.c that permits a stack buffer overflow when crafted input reaches the IPP-helper parsing code. The CVSS vector (AV:N/AC:L/PR:N/UI:N) indicates no authentication and no user interaction, but the supplied sources do not confirm whether the IPP listener or printing service must be active or exposed for an attacker to reach the flaw; impact is availability-only (A:H) with no code execution or data exposure. This is a moderate, this-week priority rather than an emergency: no public exploit identified at time of analysis, SSVC exploitation is none, and no CISA KEV entry is indicated in the supplied data.

RemediationAI

Apply the Android Security Bulletin dated 2026-11-01 update for affected Android 14, 15, 16, 16-qpr2 and 17 devices (https://source.android.com/docs/security/bulletin/2026/2026-11-01); the supplied data does not state an exact fixed build number, so verify the applicable build in the bulletin. No specific workaround is given in the sources. Because the CVSS vector is network-reachable and the trigger is crafted input reaching ipphelper.c, limiting exposure of the IPP/printing service may reduce attack surface if that service is not required, but the sources do not confirm whether the listener must be active or exposed and do not confirm this as a complete mitigation.

Affected VersionsENISA

Android 17
Android 15
Android 16
Android 16-qpr2
Android 14

Affects your stack

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Technical ContextAI · show details

ipphelper.c is the Android IPP-helper parsing code implicated in this stack buffer overflow; CWE-119 describes improper restriction of operations within the bounds of a memory buffer, and the stated root cause is a missing bounds check. The CPE cpe:2.3:a:google:android:*:*:*:*:*:*:*:* identifies Google Android as the affected product, with EUVD listing Android 14, 15, 16, 16-qpr2 and 17. Per the CVSS vector (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H), the flaw is network-reachable with low complexity and requires no privileges or user interaction, but the sources do not describe the exact crafted-input structure or state whether the IPP listener/printing service must be active or exposed on a given device or network; the result is availability-only denial of service.

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Severity by source

Vendor (google_android) PRIMARY 7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
vuln.today AI 7.5 HIGH

Description states remote, no-privilege, no-interaction DoS with no execution gain, so AV:N/AC:L/PR:N/UI:N and impact only A:H (C:N/I:N).

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Primary rating from Vendor (google_android).

CVSS VectorVendor: google_android

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

3
CVSS changed
Nov 02, 2026 - 21:22 NVD
7.5 (HIGH)
CVE Published
Nov 02, 2026 - 19:53 cve.org
HIGH 7.5
CVE Published
Nov 02, 2026 - 19:53 cve.org
UNKNOWN (no severity yet)

DescriptionCVE.org

In multiple functions of ipphelper.c, there is a possible stack bugger overflow due to a missing bounds check. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.

Executive ViewAI

Why It Matters

Google Android versions 14 through 17, including Android 16-qpr2, contain a high-severity availability vulnerability in the IPP printing helper that could allow unauthenticated attackers to crash the printing service, disrupting productivity for mobile workers. While no active exploitation has been observed, the potential for remote denial of service across a broad range of Android devices warrants management attention.

Business Impact: Medium
Compensating Controls

No vendor-released patch identified at time of analysis. Interim mitigations: disable IPP printing services on affected Android devices where not required; restrict network access to IPP-related ports and services to trusted networks only; monitor for abnormal service crashes or availability incidents.

Threat Intelligence Overview

EPSS Score
0.4%
Top 71% exploitable
Prevalence
Ubiquitous
Android is one of the most widely deployed OS platforms worldwide
Data Quality
5 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.4%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
Yes
Human Impact
Medium
Technical Impact
Partial

Priority Score

38
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +38
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

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