High severity · published Mar 18, 2022
CVE-2022-1011
A use-after-free flaw was found in the Linux kernel’s FUSE filesystem in the way a user triggers write()
7.8
CVSS
1.2%
EPSS
No
On KEV
Description
A use-after-free flaw was found in the Linux kernel’s FUSE filesystem in the way a user triggers write(). This flaw allows a local user to gain unauthorized access to data from the FUSE filesystem, resulting in privilege escalation.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 67% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
2.6.35 before 4.9.320; 4.10 before 4.14.276; 4.15 before 4.19.238; 4.20 before 5.4.185; 5.5 before 5.10.106; 5.11 before 5.15.29; +9 more · source: NVD
BO
Build OF Quarkus · Redhat
2.0 · source: NVD
CL
Codeready Linux Builder · Redhat
All versions, or not specified · source: NVD
CC
Communications Cloud Native Core Binding Support Function · Oracle
22.1.3 · source: NVD
DL
Debian Linux · Debian
9.0; 10.0 · source: NVD
DT
Developer Tools · Redhat
1.0 · source: NVD
EL
Enterprise Linux · Redhat
6.0; 7.0; 8.0 · source: NVD
EL
Enterprise Linux Eus · Redhat
8.6 · source: NVD
EL
Enterprise Linux For Ibm Z Systems · Redhat
8.0 · source: NVD
EL
Enterprise Linux For Ibm Z Systems Eus · Redhat
8.6 · source: NVD
EL
Enterprise Linux For Power Little Endian · Redhat
8.0 · source: NVD
EL
Enterprise Linux For Power Little Endian Eus · Redhat
8.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-1011
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-1011
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=2064855
Vendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse.git/commit/?h=for-next
Mailing List
https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
Third Party Advisory
https://www.debian.org/security/2022/dsa-5173
Third Party Advisory
https://www.oracle.com/security-alerts/cpujul2022.html
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