1. Home
  2. Vulnerabilities
  3. CVE-2019-20812

CVE-2019-20812

CVSS v3.1 5.5 (Medium)
55% Progress
CVSS v2.0 4.9 (Medium)
49% Progress
EPSS 0.04 % (15th)
0.04% Progress
Affected Products 1
Advisories 21
Info CVSS EPSS CAPEC Affected Configurations References Security Advisories Packages & Software OVAL Tools, Exploits & PoC Graph Web & Social Timeline

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.

Weaknesses
CWE-400
Uncontrolled Resource Consumption
CVE Status
PUBLISHED
CNA
MITRE
Published Date
2020-06-03 03:15:10
(4 years ago)
Updated Date
2021-06-14 18:15:18
(3 years ago)

Affected Products

Linux

Configuration #1

    CPE23 From Up To
  Linux Kernel prior 5.4.7 version cpe:2.3:o:linux:linux_kernel < 5.4.7