CVE-2016-9634

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 week
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 9%CVSS: 9.8Exploit: NoneExposed: 0

A fix is available — apply it.

Heap-based buffer overflow in the flx_decode_delta_fli function in gst/flx/gstflxdec.c in the FLIC decoder in GStreamer before 1.10.2 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via the start_line parameter.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
52(Track)
EG Risk 52/100SSVC: 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%
Exploitation9% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
94.8%
KEV
Not listed

Published

January 27, 2017

Last Modified

May 13, 2026

Advisory Details (10)

Auto-updated May 14, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic

Security: [0day] [exploit] Advancing exploitation: a scriptless 0day exploit against Linux desktops

https://scarybeastsecurity.blogspot.com/2016/11/0day-exploit-advancing-exploitation.html
generic

GStreamer 1.10 release notes

https://gstreamer.freedesktop.org/releases/1.10/#1.10.2
generic🟡 PoC Available

Bug 774834 – flic decoder: Buffer overflow in flx_decode_delta_fli

https://bugzilla.gnome.org/show_bug.cgi?id=774834
generic
http://www.securityfocus.com/bid/94499
generic

oss-security - Re: CVE Request: gstreamer plugins

http://www.openwall.com/lists/oss-security/2016/11/24/2
generic

[SECURITY] [DSA 3724-1] gst-plugins-good0.10 security update

http://www.debian.org/security/2016/dsa-3724
generic

[SECURITY] [DSA 3723-1] gst-plugins-good1.0 security update

http://www.debian.org/security/2016/dsa-3723
generic
http://rhn.redhat.com/errata/RHSA-2017-0020.html
generic
http://rhn.redhat.com/errata/RHSA-2017-0019.html
generic
http://rhn.redhat.com/errata/RHSA-2016-2975.html

Patch Availability(3)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatgstreamer-plugins-good-0:0.10.31-12.el7_32017-01-05redhat
redhatgstreamer1-plugins-good-0:1.4.5-3.el7_32017-01-05redhat
redhatgstreamer-plugins-good-0:0.10.23-4.el6_82016-12-21redhat

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.

All Vendor Advisories

(3)

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.

Data Freshness Timeline

(refreshed 15× in last 7d / 40× 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.

Showing the most recent 100 of 111 total refreshes for this CVE.

  1. 2026-07-25 06:41 UTCOSV refresh
  2. 2026-07-24 14:13 UTCEPSS rescore
  3. 2026-07-23 14:15 UTCEPSS rescore
  4. 2026-07-23 01:24 UTCEG score recompute
  5. 2026-07-22 22:04 UTCEG score recompute
  6. 2026-07-22 14:04 UTCEPSS rescore
  7. 2026-07-21 15:21 UTCEPSS rescore
  8. 2026-07-21 15:21 UTCEPSS rescore
  9. 2026-07-20 17:04 UTCEPSS rescore
  10. 2026-07-19 14:28 UTCEPSS rescore
  11. 2026-07-19 14:28 UTCEPSS rescore
  12. 2026-07-19 02:26 UTCEPSS rescore
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  14. 2026-07-18 10:00 UTCEPSS rescore
  15. 2026-07-18 10:00 UTCEPSS rescore
  16. 2026-07-16 16:59 UTCEPSS rescore
  17. 2026-07-16 16:59 UTCEPSS rescore
  18. 2026-07-15 16:54 UTCEPSS rescore
  19. 2026-07-15 16:54 UTCEPSS rescore
  20. 2026-07-15 01:56 UTCEPSS rescore
  21. 2026-07-13 22:26 UTCEPSS rescore
  22. 2026-07-12 05:43 UTCEPSS rescore
  23. 2026-07-12 05:43 UTCEPSS rescore
  24. 2026-07-11 08:24 UTCEPSS rescore
  25. 2026-07-09 19:06 UTCEPSS rescore
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  1. 2026-07-08 15:10 UTCEPSS rescore
  2. 2026-07-08 01:27 UTCOSV refresh
  3. 2026-07-07 13:42 UTCEPSS rescore
  4. 2026-07-06 16:24 UTCEPSS rescore
  5. 2026-07-06 16:24 UTCEPSS rescore
  6. 2026-07-05 02:27 UTCEPSS rescore
  7. 2026-07-04 06:28 UTCEPSS rescore
  8. 2026-07-01 15:02 UTCEPSS rescore
  9. 2026-06-30 23:19 UTCEPSS rescore
  10. 2026-06-30 23:19 UTCEPSS rescore
  11. 2026-06-29 14:03 UTCEPSS rescore
  12. 2026-06-28 14:04 UTCEPSS rescore
  13. 2026-06-28 04:53 UTCEPSS rescore
  14. 2026-06-27 03:05 UTCEPSS rescore
  15. 2026-06-25 13:47 UTCEPSS rescore
  16. 2026-06-24 14:02 UTCEPSS rescore
  17. 2026-06-23 21:30 UTCEPSS rescore
  18. 2026-06-22 14:23 UTCEPSS rescore
  19. 2026-06-21 14:54 UTCEPSS rescore
  20. 2026-06-21 14:54 UTCEPSS rescore
  21. 2026-06-21 01:57 UTCEPSS rescore
  22. 2026-06-21 01:57 UTCEPSS rescore
  23. 2026-06-19 13:25 UTCOSV refresh
  24. 2026-06-18 17:50 UTCEPSS rescore
  25. 2026-06-18 17:50 UTCEPSS rescore
  26. 2026-06-17 17:50 UTCEPSS rescore
  27. 2026-06-17 17:50 UTCEPSS rescore
  28. 2026-06-16 17:50 UTCEPSS rescore
  29. 2026-06-15 17:45 UTCEPSS rescore
  30. 2026-06-14 23:14 UTCEPSS rescore
  31. 2026-06-14 23:14 UTCEPSS rescore
  32. 2026-06-13 22:57 UTCEPSS rescore
  33. 2026-06-13 22:57 UTCEPSS rescore
  34. 2026-06-12 23:09 UTCEPSS rescore
  35. 2026-06-11 13:57 UTCEPSS rescore
  36. 2026-06-08 14:14 UTCEPSS rescore
  37. 2026-06-07 15:22 UTCEPSS rescore
  38. 2026-06-07 15:22 UTCEPSS rescore
  39. 2026-06-06 13:45 UTCEPSS rescore
  40. 2026-06-06 13:45 UTCEPSS rescore
  41. 2026-06-05 22:44 UTCEPSS rescore
  42. 2026-06-04 13:10 UTCEPSS rescore
  43. 2026-06-04 13:10 UTCEPSS rescore
  44. 2026-06-02 20:10 UTCEPSS rescore
  45. 2026-05-31 22:28 UTCEPSS rescore
  46. 2026-05-31 22:28 UTCEPSS rescore
  47. 2026-05-31 00:14 UTCEPSS rescore
  48. 2026-05-30 20:53 UTCOSV refresh
  49. 2026-05-29 13:41 UTCEPSS rescore
  50. 2026-05-28 13:42 UTCEPSS rescore
  51. 2026-05-28 13:42 UTCEPSS rescore
  52. 2026-05-27 13:38 UTCEPSS rescore
  53. 2026-05-27 13:38 UTCEPSS rescore
  54. 2026-05-26 13:42 UTCEPSS rescore
  55. 2026-05-26 13:42 UTCEPSS rescore
  56. 2026-05-26 07:17 UTCEPSS rescore
  57. 2026-05-24 16:44 UTCEPSS rescore
  58. 2026-05-22 21:15 UTCEPSS rescore
  59. 2026-05-20 22:37 UTCEPSS rescore
  60. 2026-05-20 22:37 UTCEPSS rescore
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  62. 2026-05-20 11:21 UTCEPSS rescore
  63. 2026-05-20 11:21 UTCEPSS rescore
  64. 2026-05-20 08:29 UTCVendor advisory
  65. 2026-05-20 08:29 UTCGHSA enrichment
  66. 2026-05-20 04:50 UTCVendor advisory
  67. 2026-05-20 04:50 UTCGHSA enrichment
  68. 2026-05-20 01:11 UTCVendor advisory
  69. 2026-05-20 01:11 UTCGHSA enrichment
  70. 2026-05-19 21:32 UTCVendor advisory
  71. 2026-05-19 21:32 UTCGHSA enrichment
  72. 2026-05-19 17:53 UTCVendor advisory
  73. 2026-05-19 17:53 UTCGHSA enrichment
  74. 2026-05-19 14:14 UTCVendor advisory
  75. 2026-05-19 14:14 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2016-9634?
CVE-2016-9634 is a critical vulnerability published on January 27, 2017. Heap-based buffer overflow in the flxdecodedeltafli function in gst/flx/gstflxdec.c in the FLIC decoder in GStreamer before 1.10.2 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via the startline parameter.
When was CVE-2016-9634 disclosed?
CVE-2016-9634 was first published in the National Vulnerability Database on January 27, 2017, with the most recent update on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-9634 actively exploited?
CVE-2016-9634 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 94.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2016-9634?
CVE-2016-9634 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2016-9634?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-9634, 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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