CVE-2022-49587

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-49587
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_notsent_lowat. While reading sysctl_tcp_notsent_lowat, 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/0f75343584ee474303e17efe0610bdd170af1d13 Patch
https://git.kernel.org/stable/c/55be873695ed8912eb77ff46d1d1cadf028bd0f3 Patch
https://git.kernel.org/stable/c/62e56cfeb2ae4b53ae9ca24c80f54093250ce64a Patch
https://git.kernel.org/stable/c/80d4d0c461674eea87f0977e12a2ecd334b9b79c Patch
https://git.kernel.org/stable/c/91e21df688f8a75255ca9c459da39ac96300113a Patch
https://git.kernel.org/stable/c/c1b85c5a34294f7444c13bf828e0e84b0a0eed85 Patch
https://git.kernel.org/stable/c/e9362a993886613ef0284c2a4911c6017c97d803 Patch
https://git.kernel.org/stable/c/fd6f1284e380c377932186042ff0b5c987fb2b92 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:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc7:*:*:*:*:*:*
History

10 Mar 2025, 20:23

Type Values Removed Values Added
References () https://git.kernel.org/stable/c/0f75343584ee474303e17efe0610bdd170af1d13 - () https://git.kernel.org/stable/c/0f75343584ee474303e17efe0610bdd170af1d13 - Patch
References () https://git.kernel.org/stable/c/55be873695ed8912eb77ff46d1d1cadf028bd0f3 - () https://git.kernel.org/stable/c/55be873695ed8912eb77ff46d1d1cadf028bd0f3 - Patch
References () https://git.kernel.org/stable/c/62e56cfeb2ae4b53ae9ca24c80f54093250ce64a - () https://git.kernel.org/stable/c/62e56cfeb2ae4b53ae9ca24c80f54093250ce64a - Patch
References () https://git.kernel.org/stable/c/80d4d0c461674eea87f0977e12a2ecd334b9b79c - () https://git.kernel.org/stable/c/80d4d0c461674eea87f0977e12a2ecd334b9b79c - Patch
References () https://git.kernel.org/stable/c/91e21df688f8a75255ca9c459da39ac96300113a - () https://git.kernel.org/stable/c/91e21df688f8a75255ca9c459da39ac96300113a - Patch
References () https://git.kernel.org/stable/c/c1b85c5a34294f7444c13bf828e0e84b0a0eed85 - () https://git.kernel.org/stable/c/c1b85c5a34294f7444c13bf828e0e84b0a0eed85 - Patch
References () https://git.kernel.org/stable/c/e9362a993886613ef0284c2a4911c6017c97d803 - () https://git.kernel.org/stable/c/e9362a993886613ef0284c2a4911c6017c97d803 - Patch
References () https://git.kernel.org/stable/c/fd6f1284e380c377932186042ff0b5c987fb2b92 - () https://git.kernel.org/stable/c/fd6f1284e380c377932186042ff0b5c987fb2b92 - Patch
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:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 4.7
CWE CWE-362
First Time Linux linux Kernel
Linux
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: tcp: Se ha corregido una ejecución de datos en torno a sysctl_tcp_notsent_lowat. Al leer sysctl_tcp_notsent_lowat, se puede modificar simultáneamente. Por lo tanto, debemos agregar READ_ONCE() a su lector.

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-2022-49587

Mitre link : CVE-2022-49587

CVE.ORG link : CVE-2022-49587

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-362

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