Medium severity · published Apr 14, 2021
CVE-2020-36322
An issue was discovered in the FUSE filesystem implementation in the Linux kernel before 5.10.6, aka CID-5d069dbe8aaf
5.5
CVSS
0.4%
EPSS
No
On KEV
Description
An issue was discovered in the FUSE filesystem implementation in the Linux kernel before 5.10.6, aka CID-5d069dbe8aaf. fuse_do_getattr() calls make_bad_inode() in inappropriate situations, causing a system crash. NOTE: the original fix for this vulnerability was incomplete, and its incompleteness is tracked as CVE-2021-28950.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 32% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
before 5.10.6 · source: NVD
DL
Debian Linux · Debian
9.0; 10.0 · source: NVD
SV
Starwind Virtual San · Starwindsoftware
8 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-36322
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-36322
Release Notes
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.6
Patch
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5d069dbe8aaf2a197142558b6fb2978189ba3454
Mailing List
https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html
Mailing List
https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html
Third Party Advisory
https://www.debian.org/security/2022/dsa-5096
Third Party Advisory
https://www.starwindsoftware.com/security/sw-20220816-0001/
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