CVE-2022-49639

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-49639
In the Linux kernel, the following vulnerability has been resolved: cipso: Fix data-races around sysctl. While reading cipso 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/07b0caf8aeb9b82e6ecc6c292a3e47c7fcdb1148 Patch
https://git.kernel.org/stable/c/0e41a0f73ccb9be112a80bde3804a771633caaef Patch
https://git.kernel.org/stable/c/2764f82bbc158d106693ae3ced3675cf4b963b35 Patch
https://git.kernel.org/stable/c/59e26906b89cc35bb54476498772b45cbc32323f Patch
https://git.kernel.org/stable/c/c321e99d2725d11f7e6a4ebd9ce752259f0bae81 Patch
https://git.kernel.org/stable/c/ca26ca5e2f3eeb3e6fe699cd6effa3b4b2aa8698 Patch
https://git.kernel.org/stable/c/dd44f04b9214adb68ef5684ae87a81ba03632250 Patch
https://git.kernel.org/stable/c/fe2a35fa2c4f9c8ce5ef970eb927031387f9446a 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
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 4.7
References () https://git.kernel.org/stable/c/07b0caf8aeb9b82e6ecc6c292a3e47c7fcdb1148 - () https://git.kernel.org/stable/c/07b0caf8aeb9b82e6ecc6c292a3e47c7fcdb1148 - Patch
References () https://git.kernel.org/stable/c/0e41a0f73ccb9be112a80bde3804a771633caaef - () https://git.kernel.org/stable/c/0e41a0f73ccb9be112a80bde3804a771633caaef - Patch
References () https://git.kernel.org/stable/c/2764f82bbc158d106693ae3ced3675cf4b963b35 - () https://git.kernel.org/stable/c/2764f82bbc158d106693ae3ced3675cf4b963b35 - Patch
References () https://git.kernel.org/stable/c/59e26906b89cc35bb54476498772b45cbc32323f - () https://git.kernel.org/stable/c/59e26906b89cc35bb54476498772b45cbc32323f - Patch
References () https://git.kernel.org/stable/c/c321e99d2725d11f7e6a4ebd9ce752259f0bae81 - () https://git.kernel.org/stable/c/c321e99d2725d11f7e6a4ebd9ce752259f0bae81 - Patch
References () https://git.kernel.org/stable/c/ca26ca5e2f3eeb3e6fe699cd6effa3b4b2aa8698 - () https://git.kernel.org/stable/c/ca26ca5e2f3eeb3e6fe699cd6effa3b4b2aa8698 - Patch
References () https://git.kernel.org/stable/c/dd44f04b9214adb68ef5684ae87a81ba03632250 - () https://git.kernel.org/stable/c/dd44f04b9214adb68ef5684ae87a81ba03632250 - Patch
References () https://git.kernel.org/stable/c/fe2a35fa2c4f9c8ce5ef970eb927031387f9446a - () https://git.kernel.org/stable/c/fe2a35fa2c4f9c8ce5ef970eb927031387f9446a - Patch
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:*:*:*:*:*:*
First Time Linux linux Kernel
Linux
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: cipso: Se corrigen las ejecuciones de datos en torno a sysctl. Al leer las variables sysctl de cipso, estas pueden modificarse simultáneamente. Por lo tanto, debemos agregar READ_ONCE() para evitar las ejecuciones de datos.

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-2022-49639

Mitre link : CVE-2022-49639

CVE.ORG link : CVE-2022-49639

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-362

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