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Description

Null pointer dereference in Windows Kernel allows an authorized attacker to elevate privileges locally.

PUBLISHED Reserved 2026-06-05 | Published 2026-07-14 | Updated 2026-07-14 | Assigner microsoft




HIGH: 7.8CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C

Problem types

CWE-476: NULL Pointer Dereference

CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition

Product status

10.0.14393.0 (custom) before 10.0.14393.9339
affected

10.0.17763.0 (custom) before 10.0.17763.9020
affected

10.0.19044.0 (custom) before 10.0.19044.7548
affected

10.0.19045.0 (custom) before 10.0.19045.7548
affected

10.0.26100.0 (custom) before 10.0.26100.8875
affected

10.0.26200.0 (custom) before 10.0.26200.8875
affected

10.0.28000.0 (custom) before 10.0.28000.2525
affected

6.2.9200.0 (custom) before 6.2.9200.26226
affected

6.2.9200.0 (custom) before 6.2.9200.26226
affected

6.3.9600.0 (custom) before 6.3.9600.23291
affected

6.3.9600.0 (custom) before 6.3.9600.23291
affected

10.0.14393.0 (custom) before 10.0.14393.9339
affected

10.0.14393.0 (custom) before 10.0.14393.9339
affected

10.0.17763.0 (custom) before 10.0.17763.9020
affected

10.0.17763.0 (custom) before 10.0.17763.9020
affected

10.0.20348.0 (custom) before 10.0.20348.5386
affected

10.0.26100.0 (custom) before 10.0.26100.33158
affected

10.0.26100.0 (custom) before 10.0.26100.33158
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50673 (Windows Kernel Elevation of Privilege Vulnerability) vendor-advisory patch

cve.org (CVE-2026-50673)

nvd.nist.gov (CVE-2026-50673)

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