CVE-2022-49604

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-49604
In the Linux kernel, the following vulnerability has been resolved: ip: Fix data-races around sysctl_ip_fwd_use_pmtu. While reading sysctl_ip_fwd_use_pmtu, 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/60c158dc7b1f0558f6cadd5b50d0386da0000d50 Patch
https://git.kernel.org/stable/c/7828309df0f89419a9349761a37c7d1b0da45697 Patch
https://git.kernel.org/stable/c/93fbc06da1d819f3981a7bd7928c3641ea67b364 Patch
https://git.kernel.org/stable/c/b96ed5ccb09ae71103023ed13acefb194f609794 Patch
https://git.kernel.org/stable/c/e364b5f6ffbfc457a997ad09a7baa16c19581edc Patch
https://git.kernel.org/stable/c/eb15262128b793e4b1d1c4514d3e6d19c3959764 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: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

11 Mar 2025, 22:42

Type Values Removed Values Added
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ip: Se corrigen las ejecuciones de datos en torno a sysctl_ip_fwd_use_pmtu. Al leer sysctl_ip_fwd_use_pmtu, se puede modificar simultáneamente. Por lo tanto, debemos agregar READ_ONCE() a sus lectores.
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: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:*:*:*:*:*:*
References () https://git.kernel.org/stable/c/60c158dc7b1f0558f6cadd5b50d0386da0000d50 - () https://git.kernel.org/stable/c/60c158dc7b1f0558f6cadd5b50d0386da0000d50 - Patch
References () https://git.kernel.org/stable/c/7828309df0f89419a9349761a37c7d1b0da45697 - () https://git.kernel.org/stable/c/7828309df0f89419a9349761a37c7d1b0da45697 - Patch
References () https://git.kernel.org/stable/c/93fbc06da1d819f3981a7bd7928c3641ea67b364 - () https://git.kernel.org/stable/c/93fbc06da1d819f3981a7bd7928c3641ea67b364 - Patch
References () https://git.kernel.org/stable/c/b96ed5ccb09ae71103023ed13acefb194f609794 - () https://git.kernel.org/stable/c/b96ed5ccb09ae71103023ed13acefb194f609794 - Patch
References () https://git.kernel.org/stable/c/e364b5f6ffbfc457a997ad09a7baa16c19581edc - () https://git.kernel.org/stable/c/e364b5f6ffbfc457a997ad09a7baa16c19581edc - Patch
References () https://git.kernel.org/stable/c/eb15262128b793e4b1d1c4514d3e6d19c3959764 - () https://git.kernel.org/stable/c/eb15262128b793e4b1d1c4514d3e6d19c3959764 - 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 : 2025-03-11 22:42

NVD link : CVE-2022-49604

Mitre link : CVE-2022-49604

CVE.ORG link : CVE-2022-49604

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-362

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