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CVE-2021-41073

CVSS v3.1 7.8 (High)
78% Progress
CVSS v2.0 7.2 (High)
72% Progress
EPSS 0.04 % (5th)
0.04% Progress
Affected Products 21
Advisories 8
Info CVSS EPSS Affected Configurations References Security Advisories Packages & Software OVAL Tools, Exploits & PoC Graph Web & Social Timeline

loop_rw_iter in fs/io_uring.c in the Linux kernel 5.10 through 5.14.6 allows local users to gain privileges by using IORING_OP_PROVIDE_BUFFERS to trigger a free of a kernel buffer, as demonstrated by using /proc/<pid>/maps for exploitation.

Weaknesses
CWE-763
Release of Invalid Pointer or Reference
CVE Status
PUBLISHED
CNA
MITRE
Published Date
2021-09-19 17:15:07
(3 years ago)
Updated Date
2023-11-07 03:38:48
(10 months ago)

Affected Products

Debian

Fedoraproject

Linux

Netapp

Configuration #1

    CPE23 From Up To
  Linux Kernel from 5.10 version and prior 5.10.68 version cpe:2.3:o:linux:linux_kernel >= 5.10 < 5.10.68
  Linux Kernel from 5.11 version and prior 5.14.7 version cpe:2.3:o:linux:linux_kernel >= 5.11 < 5.14.7

Configuration #2

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

Configuration #3

    CPE23 From Up To
  Fedoraproject Fedora 33 cpe:2.3:o:fedoraproject:fedora:33
  Fedoraproject Fedora 34 cpe:2.3:o:fedoraproject:fedora:34

Configuration #4

    CPE23 From Up To
  Netapp Cloud Backup cpe:2.3:a:netapp:cloud_backup:-
  Netapp Solidfire Baseboard Management Controller cpe:2.3:a:netapp:solidfire_baseboard_management_controller:-

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 Firmware cpe:2.3:o:netapp:h700e_firmware:-
OR  
  Running on/with
  Netapp H700e cpe:2.3:h:netapp:h700e:-

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:-

Configuration #13

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