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CVE-2021-44733

CVSS v3.1 7 (High)
70% Progress
CVSS v2.0 4.4 (Medium)
44% Progress
EPSS 0.12 % (47th)
0.12% Progress
Affected Products 20
Advisories 30
Info CVSS EPSS CAPEC Affected Configurations References Security Advisories Packages & Software OVAL Tools, Exploits & PoC Graph Web & Social Timeline

A use-after-free exists in drivers/tee/tee_shm.c in the TEE subsystem in the Linux kernel through 5.15.11. This occurs because of a race condition in tee_shm_get_from_id during an attempt to free a shared memory object.

Weaknesses
CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE Status
PUBLISHED
CNA
MITRE
Published Date
2021-12-22 17:15:09
(2 years ago)
Updated Date
2024-03-25 01:15:51
(5 months ago)

Affected Products

Debian

Fedoraproject

Linux

Netapp

Redhat

Configuration #1

    CPE23 From Up To
  Linux Kernel 5.15.11 and prior versions cpe:2.3:o:linux:linux_kernel <= 5.15.11

Configuration #2

    CPE23 From Up To
  Redhat Enterprise Linux 8.0 cpe:2.3:o:redhat:enterprise_linux:8.0

Configuration #3

    CPE23 From Up To
  Fedoraproject Fedora 35 cpe:2.3:o:fedoraproject:fedora:35

Configuration #4

    CPE23 From Up To
  Debian Linux 9.0 cpe:2.3:o:debian:debian_linux:9.0
  Debian Linux 10.0 cpe:2.3:o:debian:debian_linux:10.0
  Debian Linux 11.0 cpe:2.3:o:debian:debian_linux:11.0

Configuration #5

AND
    CPE23 From Up To
OR  
  Netapp H410c cpe:2.3:h:netapp:h410c:-
OR  
  Running on/with
  Netapp H410c Firmware cpe:2.3:o:netapp:h410c_firmware:-

Configuration #6

AND
    CPE23 From Up To
OR  
  Netapp H300s cpe:2.3:h:netapp:h300s:-
OR  
  Running on/with
  Netapp H300s Firmware cpe:2.3:o:netapp:h300s_firmware:-

Configuration #7

AND
    CPE23 From Up To
OR  
  Netapp H500s cpe:2.3:h:netapp:h500s:-
OR  
  Running on/with
  Netapp H500s Firmware cpe:2.3:o:netapp:h500s_firmware:-

Configuration #8

AND
    CPE23 From Up To
OR  
  Netapp H700s cpe:2.3:h:netapp:h700s:-
OR  
  Running on/with
  Netapp H700s Firmware cpe:2.3:o:netapp:h700s_firmware:-

Configuration #9

AND
    CPE23 From Up To
OR  
  Netapp H300e cpe:2.3:h:netapp:h300e:-
OR  
  Running on/with
  Netapp H300e Firmware cpe:2.3:o:netapp:h300e_firmware:-

Configuration #10

AND
    CPE23 From Up To
OR  
  Netapp H500e cpe:2.3:h:netapp:h500e:-
OR  
  Running on/with
  Netapp H500e Firmware cpe:2.3:o:netapp:h500e_firmware:-

Configuration #11

AND
    CPE23 From Up To
OR  
  Netapp H700e cpe:2.3:h:netapp:h700e:-
OR  
  Running on/with
  Netapp H700e Firmware cpe:2.3:o:netapp:h700e_firmware:-

Configuration #12

AND
    CPE23 From Up To
OR  
  Netapp H410s Firmware cpe:2.3:o:netapp:h410s_firmware:-
OR  
  Running on/with
  Netapp H410s cpe:2.3:h:netapp:h410s:-