CVE-2016-3074

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-14. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this weekElevated
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 37%CVSS: 9.8Exploit: Elevated riskExposed: 0

A fix is available — apply it.

Integer signedness error in GD Graphics Library 2.1.1 (aka libgd or libgd2) allows remote attackers to cause a denial of service (crash) or potentially execute arbitrary code via crafted compressed gd2 data, which triggers a heap-based buffer overflow.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
65(Track*)
EG Risk 65/100SSVC: Track*

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity98% × 45%
Exploitation40% × 40%
Automatability30% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
37%
EPSS %ILE
98%
KEV
Not listed

Published

April 26, 2016

Last Modified

June 17, 2026

Advisory Details (6)

Auto-updated Jul 27, 2026
No patch confirmed yet.
generic
http://www.securityfocus.com/bid/87087
generic
http://www.securityfocus.com/archive/1/538160/100/0/threaded
generic

[SECURITY] [DSA 3602-1] php5 security update

http://www.debian.org/security/2016/dsa-3602
generic

[SECURITY] [DSA 3556-1] libgd2 security update

http://www.debian.org/security/2016/dsa-3556
generic
http://rhn.redhat.com/errata/RHSA-2016-2750.html
generic

Full Disclosure: CVE-2016-3074: libgd: signedness vulnerability

http://seclists.org/fulldisclosure/2016/Apr/72

Vendor Advisories for CVE-2016-3074(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(2)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulibgd2-xpm (2.0.36~rc1~dfsg-6ubuntu2.1) @ precise2026-05-20ubuntu
redhatrh-php56-php-pear-1:1.9.5-4.el72016-11-15redhat

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.

Additional Vendor Advisories

(1)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 9× in last 7d / 30× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-26 14:50 UTCEPSS rescore
  2. 2026-07-25 18:00 UTCOSV refresh
  3. 2026-07-25 14:13 UTCEPSS rescore
  4. 2026-07-23 14:14 UTCEPSS rescore
  5. 2026-07-23 01:22 UTCEG score recompute
  6. 2026-07-22 22:02 UTCEG score recompute
  7. 2026-07-22 14:04 UTCEPSS rescore
  8. 2026-07-21 15:21 UTCEPSS rescore
  9. 2026-07-21 15:21 UTCEPSS rescore
  10. 2026-07-20 17:03 UTCEPSS rescore
  11. 2026-07-19 14:27 UTCEPSS rescore
  12. 2026-07-18 10:00 UTCEPSS rescore
  13. 2026-07-18 10:00 UTCEPSS rescore
  14. 2026-07-16 16:59 UTCEPSS rescore
  15. 2026-07-16 16:59 UTCEPSS rescore
  16. 2026-07-15 16:54 UTCEPSS rescore
  17. 2026-07-15 16:54 UTCEPSS rescore
  18. 2026-07-13 22:26 UTCEPSS rescore
  19. 2026-07-13 06:09 UTCEPSS rescore
  20. 2026-07-12 05:43 UTCEPSS rescore
  21. 2026-07-12 05:43 UTCEPSS rescore
  22. 2026-07-11 08:23 UTCEPSS rescore
  23. 2026-07-09 19:05 UTCEPSS rescore
  24. 2026-07-08 15:10 UTCEPSS rescore
  25. 2026-07-08 12:27 UTCOSV refresh
Show 65 more
  1. 2026-07-06 16:24 UTCEPSS rescore
  2. 2026-07-06 16:24 UTCEPSS rescore
  3. 2026-07-05 02:27 UTCEPSS rescore
  4. 2026-07-01 15:02 UTCEPSS rescore
  5. 2026-06-28 04:53 UTCEPSS rescore
  6. 2026-06-27 03:05 UTCEPSS rescore
  7. 2026-06-27 03:05 UTCEPSS rescore
  8. 2026-06-25 13:47 UTCEPSS rescore
  9. 2026-06-25 13:47 UTCEPSS rescore
  10. 2026-06-24 14:02 UTCEPSS rescore
  11. 2026-06-24 14:02 UTCEPSS rescore
  12. 2026-06-23 21:30 UTCEPSS rescore
  13. 2026-06-22 14:23 UTCEPSS rescore
  14. 2026-06-21 01:57 UTCEPSS rescore
  15. 2026-06-21 01:57 UTCEPSS rescore
  16. 2026-06-20 00:06 UTCOSV refresh
  17. 2026-06-18 17:50 UTCEPSS rescore
  18. 2026-06-17 17:50 UTCEPSS rescore
  19. 2026-06-17 17:50 UTCEPSS rescore
  20. 2026-06-16 17:50 UTCEPSS rescore
  21. 2026-06-16 17:50 UTCEPSS rescore
  22. 2026-06-15 17:45 UTCEPSS rescore
  23. 2026-06-14 23:14 UTCEPSS rescore
  24. 2026-06-12 23:09 UTCEPSS rescore
  25. 2026-06-12 23:09 UTCEPSS rescore
  26. 2026-06-11 13:57 UTCEPSS rescore
  27. 2026-06-10 22:15 UTCEPSS rescore
  28. 2026-06-10 13:18 UTCEPSS rescore
  29. 2026-06-08 14:14 UTCEPSS rescore
  30. 2026-06-05 22:44 UTCEPSS rescore
  31. 2026-06-05 06:08 UTCEPSS rescore
  32. 2026-06-05 06:08 UTCEPSS rescore
  33. 2026-06-02 20:10 UTCEPSS rescore
  34. 2026-06-01 13:49 UTCEPSS rescore
  35. 2026-06-01 13:49 UTCEPSS rescore
  36. 2026-05-31 02:25 UTCOSV refresh
  37. 2026-05-31 00:14 UTCEPSS rescore
  38. 2026-05-29 13:41 UTCEPSS rescore
  39. 2026-05-28 13:42 UTCEPSS rescore
  40. 2026-05-28 13:42 UTCEPSS rescore
  41. 2026-05-27 13:38 UTCEPSS rescore
  42. 2026-05-27 13:38 UTCEPSS rescore
  43. 2026-05-26 07:16 UTCEPSS rescore
  44. 2026-05-24 16:43 UTCEPSS rescore
  45. 2026-05-20 10:34 UTCVendor advisory
  46. 2026-05-20 10:34 UTCGHSA enrichment
  47. 2026-05-20 06:22 UTCVendor advisory
  48. 2026-05-20 06:22 UTCGHSA enrichment
  49. 2026-05-20 02:10 UTCVendor advisory
  50. 2026-05-20 02:10 UTCGHSA enrichment
  51. 2026-05-19 21:58 UTCVendor advisory
  52. 2026-05-19 21:58 UTCGHSA enrichment
  53. 2026-05-19 17:46 UTCVendor advisory
  54. 2026-05-19 17:46 UTCGHSA enrichment
  55. 2026-05-19 13:34 UTCVendor advisory
  56. 2026-05-19 13:34 UTCGHSA enrichment
  57. 2026-05-19 09:21 UTCVendor advisory
  58. 2026-05-19 09:21 UTCGHSA enrichment
  59. 2026-05-19 05:09 UTCVendor advisory
  60. 2026-05-19 05:09 UTCGHSA enrichment
  61. 2026-05-19 00:58 UTCEG score recompute
  62. 2026-05-19 00:58 UTCVendor advisory
  63. 2026-05-19 00:57 UTCGHSA enrichment
  64. 2026-05-18 21:30 UTCEPSS rescore
  65. 2026-05-18 21:30 UTCEPSS rescore

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Exploit-DBEDB-39736
    First seen Apr 26, 2016

    libgd 2.1.1 - Signedness Heap Overflow

    Open source ↗

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2016-3074?
CVE-2016-3074 is a critical vulnerability published on April 26, 2016. Integer signedness error in GD Graphics Library 2.1.1 (aka libgd or libgd2) allows remote attackers to cause a denial of service (crash) or potentially execute arbitrary code via crafted compressed gd2 data, which triggers a heap-based buffer overflow.
When was CVE-2016-3074 disclosed?
CVE-2016-3074 was first published in the National Vulnerability Database on April 26, 2016, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-3074 actively exploited?
CVE-2016-3074 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 37% probability of exploitation in the next 30 days, which ranks it in the top 1.6% of all scored CVEs.
What is the CVSS score of CVE-2016-3074?
CVE-2016-3074 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2016-3074?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-3074, 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

Explore the affected products and dependency analysis for CVE-2016-3074

Explore →

Is Your Infrastructure Affected by CVE-2016-3074?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs