CVE-2026-50264
CVE-2026-50264
An out-of-bounds write flaw was found in the X.Org X server and Xwayland in DRIGetBuffers/DRIGetBuffersWithFormat. A client that requests multiple DRI2BufferBackLeft attachments and one DRI2BufferFrontLeft can trigger an out-of-bounds heap…
Vulnerability class: Buffer Overflow
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-50264?
- CVE-2026-50264 is a high-severity vulnerability, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2026-06-05.
- How severe is CVE-2026-50264?
- High severity. CVSS v3 base score is 7.8 out of 10.