CVE-2022-4127

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-4127
A NULL pointer dereference issue was discovered in the Linux kernel in io_files_update_with_index_alloc. A local user could use this flaw to potentially crash the system causing a denial of service.

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/torvalds/linux/commit/d785a773bed966a75ca1f11d108ae1897189975b Patch Third Party Advisory
https://lore.kernel.org/all/d5a19c1e-9968-e22e-5917-c3139c5e7e89%40kernel.dk/ Patch Vendor Advisory
https://github.com/torvalds/linux/commit/d785a773bed966a75ca1f11d108ae1897189975b Patch Third Party Advisory
https://lore.kernel.org/all/d5a19c1e-9968-e22e-5917-c3139c5e7e89%40kernel.dk/ Patch Vendor Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:5.19:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc5:*:*:*:*:*:*
History

25 Jun 2025, 20:57

Type Values Removed Values Added
References () https://lore.kernel.org/all/d5a19c1e-9968-e22e-5917-c3139c5e7e89%40kernel.dk/ - () https://lore.kernel.org/all/d5a19c1e-9968-e22e-5917-c3139c5e7e89%40kernel.dk/ - Patch, Vendor Advisory
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:5.19:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc1:*:*:*:*:*:*

21 Nov 2024, 07:34

Type Values Removed Values Added
References () https://github.com/torvalds/linux/commit/d785a773bed966a75ca1f11d108ae1897189975b - Patch, Third Party Advisory () https://github.com/torvalds/linux/commit/d785a773bed966a75ca1f11d108ae1897189975b - Patch, Third Party Advisory
References () https://lore.kernel.org/all/d5a19c1e-9968-e22e-5917-c3139c5e7e89%40kernel.dk/ - () https://lore.kernel.org/all/d5a19c1e-9968-e22e-5917-c3139c5e7e89%40kernel.dk/ -

01 Dec 2022, 19:14

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
References (MISC) https://lore.kernel.org/all/d5a19c1e-9968-e22e-5917-c3139c5e7e89@kernel.dk/ - (MISC) https://lore.kernel.org/all/d5a19c1e-9968-e22e-5917-c3139c5e7e89@kernel.dk/ - Patch, Vendor Advisory
References (MISC) https://github.com/torvalds/linux/commit/d785a773bed966a75ca1f11d108ae1897189975b - (MISC) https://github.com/torvalds/linux/commit/d785a773bed966a75ca1f11d108ae1897189975b - Patch, Third Party Advisory
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

28 Nov 2022, 22:15

Type Values Removed Values Added
New CVE
Information

Published : 2022-11-28 22:15

Updated : 2025-06-25 20:57

NVD link : CVE-2022-4127

Mitre link : CVE-2022-4127

CVE.ORG link : CVE-2022-4127

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-476

NULL Pointer Dereference