CVE-2020-12464

Name: CVE-2020-12464
Creator: NVD / NIST
Published: 2020-04-29T18:15:13.597+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.7/10EPSS 0.80%

Last modified Jun 17, 2026

CVE-2020-12464 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. 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.. EPSS estimates a 0.80% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

6.7/10

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

EPSS Probability

0.80%

52.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	< 3.16.85
Linux	Linux Kernel	>= 3.17, < 4.4.221
Linux	Linux Kernel	>= 4.5, < 4.9.221
Linux	Linux Kernel	>= 4.10, < 4.14.178
Linux	Linux Kernel	>= 4.15, < 4.19.119
Linux	Linux Kernel	>= 4.20, < 5.4.36
Linux	Linux Kernel	>= 5.5, < 5.6.8
Netapp	Active Iq Unified Manager	All versions
Netapp	Cloud Backup	All versions
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
Netapp	Hci Baseboard Management Controller	h615c
Netapp	Hci Baseboard Management Controller	h700s
Netapp	Hci Storage Nodes	All versions
Netapp	Solidfire \& Hci Storage Node	All versions
Netapp	Steelstore Cloud Integrated Storage	All versions
Netapp	Aff A700s	All versions
Netapp	Hci Compute Node	All versions
Netapp	Solidfire Baseboard Management Controller	All versions

References

http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.htmlThird Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.8Release Notes, Vendor Advisory
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=056ad39ee9253873522f6469c3364964a322912bPatch, Vendor Advisory
https://github.com/torvalds/linux/commit/056ad39ee9253873522f6469c3364964a322912bPatch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.htmlThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.htmlThird Party Advisory
https://lkml.org/lkml/2020/3/23/52Exploit, Vendor Advisory
https://patchwork.kernel.org/patch/11463781/Patch, Vendor Advisory
https://security.netapp.com/advisory/ntap-20200608-0001/Third Party Advisory
https://usn.ubuntu.com/4387-1/Third Party Advisory
https://usn.ubuntu.com/4388-1/Third Party Advisory
https://usn.ubuntu.com/4389-1/Third Party Advisory
https://usn.ubuntu.com/4390-1/Third Party Advisory
https://usn.ubuntu.com/4391-1/Third Party Advisory, VDB Entry
https://www.debian.org/security/2020/dsa-4698Third Party Advisory, VDB Entry
https://www.debian.org/security/2020/dsa-4699Third Party Advisory, VDB Entry
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.htmlThird Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.8Release Notes, Vendor Advisory
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=056ad39ee9253873522f6469c3364964a322912bPatch, Vendor Advisory
https://github.com/torvalds/linux/commit/056ad39ee9253873522f6469c3364964a322912bPatch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.htmlThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.htmlThird Party Advisory
https://lkml.org/lkml/2020/3/23/52Exploit, Vendor Advisory
https://patchwork.kernel.org/patch/11463781/Patch, Vendor Advisory
https://security.netapp.com/advisory/ntap-20200608-0001/Third Party Advisory
https://usn.ubuntu.com/4387-1/Third Party Advisory
https://usn.ubuntu.com/4388-1/Third Party Advisory
https://usn.ubuntu.com/4389-1/Third Party Advisory
https://usn.ubuntu.com/4390-1/Third Party Advisory
https://usn.ubuntu.com/4391-1/Third Party Advisory, VDB Entry
https://www.debian.org/security/2020/dsa-4698Third Party Advisory, VDB Entry
https://www.debian.org/security/2020/dsa-4699Third Party Advisory, VDB Entry

Timeline

Published: Apr 29, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-12464?

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.

How severe is CVE-2020-12464?

CVE-2020-12464 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.80% probability of exploitation in the next 30 days.

How do I fix CVE-2020-12464?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-12464?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST