How severe is CVE-2016-9636?

CVE-2016-9636 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-9636 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-9636?

CVE-2016-9636 primarily affects Gstreamer. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-9636?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2016-9636 published?

CVE-2016-9636 was published on 2017-01-27 and last updated on 2026-06-17.

CVE-2016-9636

CVE-2016-9636 is a critical-severity vulnerability in Gstreamer with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 8% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Gstreamer
Published: 2017-01-27
Last modified: 2026-06-17

Description

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) by providing a 'write count' that goes beyond the initialized buffer.

Frequently asked questions

What is CVE-2016-9636?: 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) by providing a 'write count' that goes beyond the initialized buffer.
How severe is CVE-2016-9636?: CVE-2016-9636 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-9636 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-9636?: CVE-2016-9636 primarily affects Gstreamer. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-9636?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2016-9636 published?: CVE-2016-9636 was published on 2017-01-27 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:a:gstreamer:gstreamer:*:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_hpc_node:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

More vulnerabilities in Gstreamer

CVE-2024-47615 — Critical (CVSS 9.8): GStreamer is a library for constructing graphs of media-handling components. An OOB-Write has been detected in the…
CVE-2024-47613 — Critical (CVSS 9.8): GStreamer is a library for constructing graphs of media-handling components. A null pointer dereference vulnerability…
CVE-2024-47607 — Critical (CVSS 9.8): GStreamer is a library for constructing graphs of media-handling components. stack-buffer overflow has been detected…
CVE-2024-47606 — Critical (CVSS 9.8): GStreamer is a library for constructing graphs of media-handling components. An integer underflow has been detected in…
CVE-2024-47540 — Critical (CVSS 9.8): GStreamer is a library for constructing graphs of media-handling components. An uninitialized stack variable…
CVE-2024-47539 — Critical (CVSS 9.8): GStreamer is a library for constructing graphs of media-handling components. An out-of-bounds write vulnerability was…

All CVEs affecting Gstreamer →

Other CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities

CVE-2026-79851 — Critical (CVSS 10.0): No description provided
CVE-2026-79847 — Critical (CVSS 10.0): No description provided
CVE-2026-114383 — Critical (CVSS 10.0): A weakness has been identified in TOTOLINK EX200 5.2.3c.7200. This impacts the function setWiFiAclAddConfig of the file…
CVE-2026-114382 — Critical (CVSS 10.0): A security flaw has been discovered in TOTOLINK EX200 5.2.3c.7200. This affects the function setStaticDhcpConfig of the…
CVE-2026-113744 — Critical (CVSS 10.0): A security vulnerability has been detected in Tenda AC19 16.03.10.07. The impacted element is the function…
CVE-2026-110958 — Critical (CVSS 10.0): A vulnerability was found in Wavlink WN530HG4B M30HG4B_V260724. The impacted element is an unknown function of the file…

Browse all CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities →