Metrics
Affected Vendors & Products
Wed, 29 Apr 2026 22:45:00 +0000
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ssvc
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Wed, 29 Apr 2026 19:00:00 +0000
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| Description | Integer underflow in the DHCPv6 sub-option parser in FreeRTOS-Plus-TCP before V4.4.1 and V4.2.6 allows an adjacent network actor to corrupt the device's IPv6 address assignment, DNS configuration, and lease times, and to cause a denial of service (permanent IP task freeze requiring hardware reset) by sending a single crafted DHCPv6 packet. The issue is present whenever DHCPv6 is enabled. To mitigate this issue, users should upgrade to version V4.2.6 or V4.4.1 or newer. | |
| Title | Integer Underflow in DHCPv6 Sub-Option Parser in FreeRTOS-Plus-TCP | |
| Weaknesses | CWE-191 | |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: AMZN
Published:
Updated: 2026-04-29T22:13:39.794Z
Reserved: 2026-04-29T14:27:50.756Z
Link: CVE-2026-7424
Updated: 2026-04-29T19:08:57.950Z
Status : Received
Published: 2026-04-29T19:16:26.743
Modified: 2026-04-29T23:16:20.367
Link: CVE-2026-7424
No data.
OpenCVE Enrichment
Updated: 2026-04-29T21:15:16Z