CVE-2022-49638

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-49638
In the Linux kernel, the following vulnerability has been resolved: icmp: Fix data-races around sysctl. While reading icmp sysctl variables, they can be changed concurrently. So, we need to add READ_ONCE() to avoid data-races.

4.7 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.0 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://git.kernel.org/stable/c/0cba7ca667ceb06934746ddd9833a25847bde81d Patch
https://git.kernel.org/stable/c/1740e5922fbb705637ae9fa5203db132fc45f9f6 Patch
https://git.kernel.org/stable/c/48d7ee321ea5182c6a70782aa186422a70e67e22 Patch
https://git.kernel.org/stable/c/53ecd09ef2fb35fa69667ae8e414ef6b00fd3bf6 Patch
https://git.kernel.org/stable/c/798c2cf57c63ab39c8aac24d6a3d50f4fa5eeb06 Patch
https://git.kernel.org/stable/c/e088ceb73c24ab4774da391d54a6426f4bfaefce Patch
https://git.kernel.org/stable/c/e2828e8c605853f71267825c9415437c0a93e4f2 Patch
https://git.kernel.org/stable/c/edeec63b13c252193d626c2a48d7a2f0e7016dc2 Patch
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
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:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc6:*:*:*:*:*:*
History

11 Mar 2025, 22:32

Type Values Removed Values Added
References () https://git.kernel.org/stable/c/0cba7ca667ceb06934746ddd9833a25847bde81d - () https://git.kernel.org/stable/c/0cba7ca667ceb06934746ddd9833a25847bde81d - Patch
References () https://git.kernel.org/stable/c/1740e5922fbb705637ae9fa5203db132fc45f9f6 - () https://git.kernel.org/stable/c/1740e5922fbb705637ae9fa5203db132fc45f9f6 - Patch
References () https://git.kernel.org/stable/c/48d7ee321ea5182c6a70782aa186422a70e67e22 - () https://git.kernel.org/stable/c/48d7ee321ea5182c6a70782aa186422a70e67e22 - Patch
References () https://git.kernel.org/stable/c/53ecd09ef2fb35fa69667ae8e414ef6b00fd3bf6 - () https://git.kernel.org/stable/c/53ecd09ef2fb35fa69667ae8e414ef6b00fd3bf6 - Patch
References () https://git.kernel.org/stable/c/798c2cf57c63ab39c8aac24d6a3d50f4fa5eeb06 - () https://git.kernel.org/stable/c/798c2cf57c63ab39c8aac24d6a3d50f4fa5eeb06 - Patch
References () https://git.kernel.org/stable/c/e088ceb73c24ab4774da391d54a6426f4bfaefce - () https://git.kernel.org/stable/c/e088ceb73c24ab4774da391d54a6426f4bfaefce - Patch
References () https://git.kernel.org/stable/c/e2828e8c605853f71267825c9415437c0a93e4f2 - () https://git.kernel.org/stable/c/e2828e8c605853f71267825c9415437c0a93e4f2 - Patch
References () https://git.kernel.org/stable/c/edeec63b13c252193d626c2a48d7a2f0e7016dc2 - () https://git.kernel.org/stable/c/edeec63b13c252193d626c2a48d7a2f0e7016dc2 - Patch
First Time Linux linux Kernel
Linux
CWE CWE-362
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc6:*:*:*:*:*:*
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:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc1:*:*:*:*:*:*
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: icmp: se han corregido las ejecuciones de datos en torno a sysctl. Al leer las variables sysctl de icmp, estas pueden modificarse simultáneamente. Por lo tanto, debemos agregar READ_ONCE() para evitar las ejecuciones de datos.
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 4.7

26 Feb 2025, 07:01

Type Values Removed Values Added
New CVE
Information

Published : 2025-02-26 07:01

Updated : 2025-03-11 22:32

NVD link : CVE-2022-49638

Mitre link : CVE-2022-49638

CVE.ORG link : CVE-2022-49638

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')