CVE-2026-86476 gst-plugins-base - Buffer Overflow

gst-plugins-base contains a heap buffer overflow caused by improper validation of GstVideoMeta plane strides and offsets during video buffer processing, letting local attackers cause denial of service or code execution via crafted IPC buffers.

CVSS base score 8.4 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.21% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Buffer Overflow
Impact
Denial Of Service, Remote Code Execution
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
14 October 2026
Updated
15 October 2026
Weakness
CWE-787

Vendor fix

Update gst-plugins-base to the latest version containing the fix.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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