Out-of-Bounds Array Access in __xfrm_policy_unlink Leading to Denial of Service

Out-of-Bounds Array Access in __xfrm_policy_unlink Leading to Denial of Service

CVE-2019-15666 · MEDIUM Severity

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

An issue was discovered in the Linux kernel before 5.0.19. There is an out-of-bounds array access in __xfrm_policy_unlink, which will cause denial of service, because verify_newpolicy_info in net/xfrm/xfrm_user.c mishandles directory validation.

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