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Description

Missing release of memory after effective lifetime in Windows Internet Key Exchange (IKE) Protocol allows an unauthorized attacker to deny service over a network.

PUBLISHED Reserved 2026-04-02 | Published 2026-05-12 | Updated 2026-05-20 | Assigner microsoft




HIGH: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C

Problem types

CWE-401: Missing Release of Memory after Effective Lifetime

Product status

10.0.14393.0 (custom) before 10.0.14393.9140
affected

10.0.17763.0 (custom) before 10.0.17763.8755
affected

10.0.19044.0 (custom) before 10.0.19044.7291
affected

10.0.19045.0 (custom) before 10.0.19045.7291
affected

10.0.22631.0 (custom) before 10.0.22631.7079
affected

10.0.22631.0 (custom) before 10.0.22631.7079
affected

10.0.26100.0 (custom) before 10.0.26100.8457
affected

10.0.26200.0 (custom) before 10.0.26200.8457
affected

10.0.28000.0 (custom) before 10.0.28000.2113
affected

6.2.9200.0 (custom) before 6.2.9200.26079
affected

6.2.9200.0 (custom) before 6.2.9200.26079
affected

6.3.9600.0 (custom) before 6.3.9600.23181
affected

6.3.9600.0 (custom) before 6.3.9600.23181
affected

10.0.14393.0 (custom) before 10.0.14393.9140
affected

10.0.14393.0 (custom) before 10.0.14393.9140
affected

10.0.17763.0 (custom) before 10.0.17763.8755
affected

10.0.17763.0 (custom) before 10.0.17763.8755
affected

10.0.20348.0 (custom) before 10.0.20348.5139
affected

10.0.25398.0 (custom) before 10.0.25398.2330
affected

10.0.26100.0 (custom) before 10.0.26100.32860
affected

10.0.26100.0 (custom) before 10.0.26100.32860
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-35424 (Internet Key Exchange (IKE) Protocol Denial of Service Vulnerability) vendor-advisory patch

cve.org (CVE-2026-35424)

nvd.nist.gov (CVE-2026-35424)

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