High severity · published Feb 6, 2020
CVE-2020-8648
There is a use-after-free vulnerability in the Linux kernel through 5.5.2 in the n_tty_receive_buf_common function in drivers/tty/n_tty.c
7.1
CVSS
0.7%
EPSS
No
On KEV
Description
There is a use-after-free vulnerability in the Linux kernel through 5.5.2 in the n_tty_receive_buf_common function in drivers/tty/n_tty.c.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 51% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
through 5.5.2 · source: NVD
AI
Active IQ Unified Manager · Netapp
All versions, or not specified · source: NVD
BF
Brocade Fabric Operating System Firmware · Broadcom
All versions, or not specified · source: NVD
CB
Cloud Backup · Netapp
All versions, or not specified · source: NVD
DL
Debian Linux · Debian
8.0 · source: NVD
HB
Hci Baseboard Management Controller · Netapp
h410c · source: NVD
LE
Leap · Opensuse
15.1 · source: NVD
SB
Solidfire Baseboard Management Controller · Netapp
All versions, or not specified · source: NVD
UL
Ubuntu Linux · Canonical
14.04; 16.04; 16.04; 18.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-8648
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-8648
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html
Exploit
https://bugzilla.kernel.org/show_bug.cgi?id=206361
Mailing List
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
Mailing List
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
Mailing List
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
Third Party Advisory
https://security.netapp.com/advisory/ntap-20200924-0004/
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