Vulnerability Details : 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.
Vulnerability category: Memory Corruption
Exploit prediction scoring system (EPSS) score for CVE-2020-12464
Probability of exploitation activity in the next 30 days: 0.11%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 44 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2020-12464
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST |
|
6.7
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
0.8
|
5.9
|
NIST |
CWE ids for CVE-2020-12464
-
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-12464
-
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
[SECURITY] [DLA 2241-2] linux security updateThird Party Advisory
-
https://github.com/torvalds/linux/commit/056ad39ee9253873522f6469c3364964a322912b
USB: core: Fix free-while-in-use bug in the USB S-Glibrary · torvalds/linux@056ad39 · GitHubPatch;Third Party Advisory
-
https://usn.ubuntu.com/4388-1/
USN-4388-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
[security-announce] openSUSE-SU-2020:0801-1: important: Security updateThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
[SECURITY] [DLA 2241-1] linux security updateThird Party Advisory
-
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=056ad39ee9253873522f6469c3364964a322912b
kernel/git/torvalds/linux.git - Linux kernel source treePatch;Vendor Advisory
-
https://usn.ubuntu.com/4390-1/
USN-4390-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
[SECURITY] [DLA 2242-1] linux-4.9 security updateMailing List;Third Party Advisory
-
https://security.netapp.com/advisory/ntap-20200608-0001/
May 2020 Linux Kernel Vulnerabilities in NetApp Products | NetApp Product SecurityThird Party Advisory
-
https://www.debian.org/security/2020/dsa-4699
Debian -- Security Information -- DSA-4699-1 linuxThird Party Advisory;VDB Entry
-
https://usn.ubuntu.com/4387-1/
USN-4387-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://usn.ubuntu.com/4391-1/
USN-4391-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory;VDB Entry
-
https://www.debian.org/security/2020/dsa-4698
Debian -- Security Information -- DSA-4698-1 linuxThird Party Advisory;VDB Entry
-
https://lkml.org/lkml/2020/3/23/52
LKML: Kyungtae Kim: BUG: KASAN: use-after-free in usb_hcd_unlink_urb+0x5f/0x170 drivers/usb/core/hcd.cExploit;Vendor Advisory
-
https://usn.ubuntu.com/4389-1/
USN-4389-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://patchwork.kernel.org/patch/11463781/
USB: core: Fix free-while-in-use bug in the USB S-Glibrary - PatchworkPatch;Vendor Advisory
-
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.8
Release Notes;Vendor Advisory
Products affected by CVE-2020-12464
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:hci_storage_nodes:-:*:*:*:*:*:*:*
- cpe:2.3:h:netapp:aff_a700s:-:*:*:*:*:*:*:*
- cpe:2.3:h:netapp:hci_compute_node:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*
- cpe:2.3:a:netapp:solidfire_\&_hci_storage_node:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:hci_baseboard_management_controller:h300s:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:hci_baseboard_management_controller:h410s:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:hci_baseboard_management_controller:h500s:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:hci_baseboard_management_controller:h700s:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:hci_baseboard_management_controller:h410c:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:hci_baseboard_management_controller:h610c:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:hci_baseboard_management_controller:h610s:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:hci_baseboard_management_controller:h615c:*:*:*:*:*:*:*
- cpe:2.3:h:netapp:solidfire_baseboard_management_controller:-:*:*:*:*:*:*:*