CVE-2022-49579

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-49579
In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix data-races around sysctl_fib_multipath_hash_policy. While reading sysctl_fib_multipath_hash_policy, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.

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/21fb844bc1dc1461f5038d655aa1a14f39e13049 Patch
https://git.kernel.org/stable/c/7998c12a08c97cc26660532c9f90a34bd7d8da5a Patch
https://git.kernel.org/stable/c/918ee6592ab9a2ff5316d06cfd4aaef60ccabec6 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: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:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc7:*:*:*:*:*:*
History

10 Mar 2025, 20:23

Type Values Removed Values Added
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:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc7:*:*:*:*:*:*
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:rc1:*:*:*:*:*:*
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ipv4: Se han corregido las ejecuciones de datos en torno a sysctl_fib_multipath_hash_policy. Al leer sysctl_fib_multipath_hash_policy, se puede modificar simultáneamente. Por lo tanto, debemos agregar READ_ONCE() a sus lectores.
CWE CWE-362
References () https://git.kernel.org/stable/c/21fb844bc1dc1461f5038d655aa1a14f39e13049 - () https://git.kernel.org/stable/c/21fb844bc1dc1461f5038d655aa1a14f39e13049 - Patch
References () https://git.kernel.org/stable/c/7998c12a08c97cc26660532c9f90a34bd7d8da5a - () https://git.kernel.org/stable/c/7998c12a08c97cc26660532c9f90a34bd7d8da5a - Patch
References () https://git.kernel.org/stable/c/918ee6592ab9a2ff5316d06cfd4aaef60ccabec6 - () https://git.kernel.org/stable/c/918ee6592ab9a2ff5316d06cfd4aaef60ccabec6 - Patch
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 : 2025-03-10 20:23

NVD link : CVE-2022-49579

Mitre link : CVE-2022-49579

CVE.ORG link : CVE-2022-49579

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-362

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