CVE-2020-12464

MEDIUM

Linux kernel <5.6.8 - Use After Free

Title source: llm
STIX 2.1

Description

usb_sg_cancel in drivers/usb/core/message.c in the Linux kernel before 5.6.8 has a use-after-free because a transfer occurs without a reference, aka CID-056ad39ee925.

References (17)

Core 17
Core References
Patch, Vendor Advisory x_refsource_misc
https://patchwork.kernel.org/patch/11463781/
Exploit, Vendor Advisory x_refsource_misc
https://lkml.org/lkml/2020/3/23/52
Release Notes, Vendor Advisory x_refsource_misc
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.8
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20200608-0001/
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
Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
Third Party Advisory, VDB Entry vendor-advisory x_refsource_debian
https://www.debian.org/security/2020/dsa-4698
Third Party Advisory, VDB Entry vendor-advisory x_refsource_debian
https://www.debian.org/security/2020/dsa-4699
Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4388-1/
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4389-1/
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4387-1/
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4390-1/
Third Party Advisory, VDB Entry vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4391-1/

Scores

CVSS v3 6.7
EPSS 0.0008
EPSS Percentile 22.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-416
Status published
Products (17)
linux/linux_kernel < 3.16.85
netapp/active_iq_unified_manager
netapp/aff_a700s
netapp/cloud_backup
netapp/hci_baseboard_management_controller h300s
netapp/hci_baseboard_management_controller h410c
netapp/hci_baseboard_management_controller h410s
netapp/hci_baseboard_management_controller h500s
netapp/hci_baseboard_management_controller h610c
netapp/hci_baseboard_management_controller h610s
... and 7 more
Published Apr 29, 2020
Tracked Since Feb 18, 2026