vulnerability

VMware Photon OS: CVE-2019-20812

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:C)
Published
Jun 3, 2020
Added
Jan 20, 2025
Modified
Mar 25, 2026

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.

Solution

vmware-photon_os_update_tdnf
Title
Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.