DEBIAN-CVE-2019-20812

DEBIAN-CVE-2019-20812 PUBLISHED CVSS 5.5 MEDIUM

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.

Risk Scores

CVSS 3.1

5.5

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

Affected Products

Vendor	Product	Versions
Debian:12	linux	0, 0, 0
Debian:14	linux	0, 0, 0
Debian:13	linux	0, 0, 0
Debian:11	linux	0, 0, 0

Timeline

Jun 3, 2020 CVE Published
Apr 28, 2026 CVE Updated

References

https://security-tracker.debian.org/tracker/CVE-2019-20812 advisory

Open in Interactive Console →