CVE-2018-18318: The /dev/block/mmcblk0rpmb driver kernel module on Qiku 360 Phone N6 Pro 1801-A01 devices allows attackers to

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HIGH 7.5REMOTEMITIGATE

CVE-2018-18318 is a high-severity flaw (CVSS 7.5) affecting 360 mobile phone n6 pro firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The /dev/block/mmcblk0rpmb driver kernel module on Qiku 360 Phone N6 Pro 1801-A01 devices allows attackers to cause a denial of service (NULL pointer dereference and device crash) via a crafted 0xc0d8b300 ioctl call.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.2% (top 32%)
CISA exploited list	No
Weakness	CWE-476
Published	2018-10-15
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: qiku

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-10-15 05:29 UTCPublished CVE record published
2026-06-17 01:46 UTCUpdated Record last modified

qiku 360 mobile phone n6 pro firmware MITIGATE

Affected: v096

Fixed in: no fixed release known

Safe to downgrade to: a release before v096

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2018-18318?

360 mobile phone n6 pro firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-18318 being exploited?

CVE-2018-18318 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2018-18318 affect?

CVE-2018-18318 affects 360 mobile phone n6 pro firmware. Severity is high (CVSS 7.5). The /dev/block/mmcblk0rpmb driver kernel module on Qiku 360 Phone N6 Pro 1801-A01 devices allows attackers to cause a denial of service (NULL pointer dereference and device crash) via a crafted 0xc0d8b300 ioctl call.

How urgent is CVE-2018-18318?

Priority 53/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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