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CVE-2019-20812

CVE-2019-20812

EPSS 0.5%
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.
Produtos afetados
n/a · n/a

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Referências
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.htmlhttps://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.7https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b43d1f9f7067c6759b1051e8ecb84e82cef569fehttps://www.oracle.com/security-alerts/cpuApr2021.html