CVE-2018-16981

HIGHNVD 8.88.8—

8.8

stb stb_image.h 2.19, as used in catimg, Emscripten, and other products, has a heap-based buffer overflow in the stbi__out_gif_code function.

CVSS v3: 8.8
EG Score: 8.8(medium)
EPSS: 58.6%
KEV: Not listed

Published

September 12, 2018

Last Modified

November 21, 2024

References (4)

cve@mitrehttps://github.com/nothings/stb/issues/656
cve@mitrehttps://lists.debian.org/debian-lts-announce/2023/01/msg00045.html
af854a3a-2127-422b-91ae-364da2661108https://github.com/nothings/stb/issues/656
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2023/01/msg00045.html

Patch Availability(1)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	mame-tools (0.277+dfsg.1-4ubuntu0.1) @ questing	2026-05-28	ubuntu

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

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

CWE-787Out-of-bounds Write

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

UbuntuUSN-7913-1MEDIUM
MAME vulnerabilities

Data Freshness Timeline

(refreshed 10× 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.

2026-06-04 13:10 UTCepss_batch
2026-06-04 13:10 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:41 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 03:15 UTCEG score recompute
2026-05-28 03:15 UTCVendor advisory
2026-05-28 03:15 UTCGHSA enrichment
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 22:44 UTCOSV refresh
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch

Frequently asked(5)

What is CVE-2018-16981?

CVE-2018-16981 is a high vulnerability published on September 12, 2018. stb stbimage.h 2.19, as used in catimg, Emscripten, and other products, has a heap-based buffer overflow in the stbioutgif_code function.

When was CVE-2018-16981 disclosed?

CVE-2018-16981 was first published in the National Vulnerability Database on September 12, 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-2018-16981 actively exploited?

CVE-2018-16981 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 58.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-16981?

CVE-2018-16981 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2018-16981?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-16981, 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.

Dependency Blast Radius

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Vendor / Ecosystem

Fixed in / Patch

Released

Source

ubuntu

mame-tools (0.277+dfsg.1-4ubuntu0.1) @ questing

2026-05-28

ubuntu

Frequently asked(5)

What is CVE-2018-16981?

When was CVE-2018-16981 disclosed?

Is CVE-2018-16981 actively exploited?

What is the CVSS score of CVE-2018-16981?

CVE-2018-16981 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2018-16981?

CVE-2018-16981

Published

Last Modified

References (4)

Patch Availability(1)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-16981?

CVE-2018-16981

Published

Last Modified

References (4)

Patch Availability(1)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-16981?

Same vendor

Same CWE

CVE-2018-16981

📅 Published

🔄 Last Modified

🔗 References (4)

Patch Availability(1)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-16981?

CVE-2018-16981

📅 Published

🔄 Last Modified

🔗 References (4)

Patch Availability(1)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-16981?

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