Security Advisory

CVE-2019-20812

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2020-06-03 02:43:58

Last updated 2024-08-05 02:53:09

Assigner mitre

State PUBLISHED

Description

An issue was discovered in the Linux kernel before 5.4.7. The prb_calc_retire_blk_tmo() function in net/packet/af_packet.c can result in a denial of service (CPU consumption and soft lockup) in a certain failure case involving TPACKET_V3, aka CID-b43d1f9f7067.

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