CVE-2020-9383

HIGH

Linux Kernel < 5.5.6 - Out-of-Bounds Read

Title source: rule
STIX 2.1

Description

An issue was discovered in the Linux kernel 3.16 through 5.5.6. set_fdc in drivers/block/floppy.c leads to a wait_til_ready out-of-bounds read because the FDC index is not checked for errors before assigning it, aka CID-2e90ca68b0d2.

References (12)

Core 12
Core References
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20200313-0003/
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00039.html
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4344-1/
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4345-1/
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4342-1/
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4346-1/
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2020/dsa-4698

Scores

CVSS v3 7.1
EPSS 0.0009
EPSS Percentile 26.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Details

CWE
CWE-125
Status published
Products (16)
canonical/ubuntu_linux 14.04
canonical/ubuntu_linux 16.04
canonical/ubuntu_linux 18.04
canonical/ubuntu_linux 19.10
debian/debian_linux 8.0
debian/debian_linux 9.0
linux/linux_kernel 3.16 - 5.5.6
netapp/active_iq_unified_manager
netapp/cloud_backup
netapp/data_availability_services
... and 6 more
Published Feb 25, 2020
Tracked Since Feb 18, 2026