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CVE Record

CVE-2018-9352: In ihevcd_allocate_dynamic_bufs of ihevcd_api.c there is a possible resource exhaustion due to integer over...

In ihevcd_allocate_dynamic_bufs of ihevcd_api.c there is a possible resource exhaustion due to integer overflow. This could lead to remote denial of service with no additional execution privileges needed. User interaction is needed for exploitation.

MediumCVSS 6.5Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2018-9352 is an Android media-decoding flaw that can crash or exhaust resources when a user interacts with malicious content. It does not indicate data theft or code execution in the provided sources, but it can disrupt device availability on affected Android 7 and 8 releases.

Executive priority

Treat this as a moderate availability risk for legacy Android fleets. Prioritize patch verification and unsupported-device reduction, especially where devices process external media or support operational workflows that cannot tolerate disruption.

Technical view

The issue is an integer overflow in ihevcd_allocate_dynamic_bufs within ihevcd_api.c, associated with CWE-190. The CVSS 3.1 vector is AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H, reflecting remote reachability, required user interaction, and high availability impact only.

Likely exposure

Exposure is most plausible on legacy Android 7, 7.1.1, 7.1.2, 8, and 8.1 devices that process attacker-supplied media and have not received applicable vendor security updates.

Exploitation context

The source bundle does not show CISA KEV listing or active exploitation evidence. Exploitation requires user interaction and would be expected to cause denial of service, not confidentiality or integrity compromise, based on the provided CVSS and description.

Researcher notes

Evidence is limited to the CVE record, CVE List data, and the referenced Google bulletin. The provided sources identify the vulnerable function and impact class but do not provide exploit details, observed exploitation, or complete remediation mechanics.

Mitigation direction

  • Review Google Pixel June 2018 bulletin and applicable Android vendor guidance.
  • Apply available vendor security updates for affected Android versions.
  • Retire, replace, or isolate unsupported Android 7 and 8 devices.
  • Reduce handling of untrusted media on unpatched legacy devices.

Validation and detection

  • Inventory Android devices running versions 7, 7.1.1, 7.1.2, 8, or 8.1.
  • Check vendor patch status against the referenced Google security bulletin.
  • Confirm exposed workflows that process untrusted media on affected devices.
  • Track unsupported devices that cannot receive security updates.
Prepared
Confidence
high
Sources
3

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cwe · low confidence lookup

CWE-190: Exact CWE lookup

Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.

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cve · low confidence lookup

CVE-2018-9352 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
6.5 (3.1)
Known Exploited
No
Published

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

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
6.5CVSS 3.1MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H2.83.6Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

6.5Medium
CVSS 3.1 vector shape for CVE-2018-9352Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
GoogleAndroid7, 7.1.1, 7.1.2, 8, 8.1unaffected
Weakness

CWE details

CWE-190

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.