CVE-2018-6412

HIGHNVD 7.57.5—

7.5

In the function sbusfb_ioctl_helper() in drivers/video/fbdev/sbuslib.c in the Linux kernel through 4.15, an integer signedness error allows arbitrary information leakage for the FBIOPUTCMAP_SPARC and FBIOGETCMAP_SPARC commands.

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 47.7%
KEV: Not listed

Published

January 31, 2018

Last Modified

November 21, 2024

References (6)

cve@mitrehttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=250c6c49e3b68756b14983c076183568636e2bde
cve@mitrehttps://github.com/torvalds/linux/commit/250c6c49e3b68756b14983c076183568636e2bde
cve@mitrehttps://marc.info/?l=linux-fbdev&m=151734425901499&w=2
af854a3a-2127-422b-91ae-364da2661108http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=250c6c49e3b68756b14983c076183568636e2bde
af854a3a-2127-422b-91ae-364da2661108https://github.com/torvalds/linux/commit/250c6c49e3b68756b14983c076183568636e2bde
af854a3a-2127-422b-91ae-364da2661108https://marc.info/?l=linux-fbdev&m=151734425901499&w=2

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-200Exposure of Sensitive Information to an Unauthorized Actor

Data Freshness Timeline

(refreshed 14× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-07 15:22 UTCepss_batch
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2026-06-06 13:45 UTCepss_batch
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2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
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2026-05-28 13:43 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 12:02 UTCEG score recompute

Frequently asked(5)

What is CVE-2018-6412?

CVE-2018-6412 is a high vulnerability published on January 31, 2018. In the function sbusfbioctlhelper() in drivers/video/fbdev/sbuslib.c in the Linux kernel through 4.15, an integer signedness error allows arbitrary information leakage for the FBIOPUTCMAPSPARC and FBIOGETCMAPSPARC commands.

When was CVE-2018-6412 disclosed?

CVE-2018-6412 was first published in the National Vulnerability Database on January 31, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2018-6412 actively exploited?

CVE-2018-6412 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 47.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-6412?

CVE-2018-6412 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2018-6412?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-6412, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2018-6412

📅 Published

🔄 Last Modified

🔗 References (6)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-6412?

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Published

Last Modified

References (6)

Frequently asked(5)

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