Integer Signedness Error and Heap-Based Buffer Overflow in slaacd of OpenBSD 6.9 and 7.0

Integer Signedness Error and Heap-Based Buffer Overflow in slaacd of OpenBSD 6.9 and 7.0

CVE-2022-27882 · HIGH Severity

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

slaacd in OpenBSD 6.9 and 7.0 before 2022-03-22 has an integer signedness error and resultant heap-based buffer overflow triggerable by a crafted IPv6 router advertisement. NOTE: privilege separation and pledge can prevent exploitation.

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