CVE-2022-49631

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-49631
In the Linux kernel, the following vulnerability has been resolved: raw: Fix a data-race around sysctl_raw_l3mdev_accept. While reading sysctl_raw_l3mdev_accept, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.

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/038a87b3e460d2ee579c8b1bd3890d816d6687b1 Patch
https://git.kernel.org/stable/c/1dace014928e6e385363032d359a04dee9158af0 Patch
https://git.kernel.org/stable/c/46e9c46203fd4676720ddca0fef7eff26826648e Patch
https://git.kernel.org/stable/c/ab5adca2e17d6595f3fc0e25ccb6bcbe2e01ca4f Patch
https://git.kernel.org/stable/c/cc9540ba5b3652c473af7e54892a48cdced87983 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: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, 22:37

Type Values Removed Values Added
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: raw: Se corrige una ejecución de datos en torno a sysctl_raw_l3mdev_accept. Al leer sysctl_raw_l3mdev_accept, se puede modificar simultáneamente. Por lo tanto, debemos agregar READ_ONCE() a su lector.
First Time Linux linux Kernel
Linux
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:*:*:*:*:*:*
References () https://git.kernel.org/stable/c/038a87b3e460d2ee579c8b1bd3890d816d6687b1 - () https://git.kernel.org/stable/c/038a87b3e460d2ee579c8b1bd3890d816d6687b1 - Patch
References () https://git.kernel.org/stable/c/1dace014928e6e385363032d359a04dee9158af0 - () https://git.kernel.org/stable/c/1dace014928e6e385363032d359a04dee9158af0 - Patch
References () https://git.kernel.org/stable/c/46e9c46203fd4676720ddca0fef7eff26826648e - () https://git.kernel.org/stable/c/46e9c46203fd4676720ddca0fef7eff26826648e - Patch
References () https://git.kernel.org/stable/c/ab5adca2e17d6595f3fc0e25ccb6bcbe2e01ca4f - () https://git.kernel.org/stable/c/ab5adca2e17d6595f3fc0e25ccb6bcbe2e01ca4f - Patch
References () https://git.kernel.org/stable/c/cc9540ba5b3652c473af7e54892a48cdced87983 - () https://git.kernel.org/stable/c/cc9540ba5b3652c473af7e54892a48cdced87983 - Patch
CWE CWE-362
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 22:37

NVD link : CVE-2022-49631

Mitre link : CVE-2022-49631

CVE.ORG link : CVE-2022-49631

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-362

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