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Description

The VPN service may mishandle an unexpected IKE fragment value received on the IKE port 500/UDP during the early stage of a connection attempt. This can cause the service to terminate unexpectedly, resulting in denial of service (temporary disruption of VPN-related functionality).

PUBLISHED Reserved 2026-05-20 | Published 2026-05-26 | Updated 2026-05-26 | Assigner checkpoint




HIGH: 8.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem types

CWE-122: Heap-based Buffer Overflow

Product status

R82.10 with Jumbo Hotfix Take 6 or below
affected

R82 with Jumbo Hotfix Take 91 or below
affected

R81.20 with Jumbo Hotfix Take 127 or below
affected

All releases from R81.10 and below
affected

References

support.checkpoint.com/results/sk/sk184981

cve.org (CVE-2026-48131)

nvd.nist.gov (CVE-2026-48131)

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