CVE-2022-49997

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-49997
In the Linux kernel, the following vulnerability has been resolved: net: lantiq_xrx200: restore buffer if memory allocation failed In a situation where memory allocation fails, an invalid buffer address is stored. When this descriptor is used again, the system panics in the build_skb() function when accessing memory.

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

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/3ef2786e32d93e562cd40601248a14ae090de873 Patch
https://git.kernel.org/stable/c/c9c3b1775f80fa21f5bff874027d2ccb10f5d90c 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:5.13:-:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc7:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.0:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.0:rc2:*:*:*:*:*:*
History

14 Nov 2025, 18:11

Type Values Removed Values Added
References () https://git.kernel.org/stable/c/3ef2786e32d93e562cd40601248a14ae090de873 - () https://git.kernel.org/stable/c/3ef2786e32d93e562cd40601248a14ae090de873 - Patch
References () https://git.kernel.org/stable/c/c9c3b1775f80fa21f5bff874027d2ccb10f5d90c - () https://git.kernel.org/stable/c/c9c3b1775f80fa21f5bff874027d2ccb10f5d90c - Patch
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
First Time Linux
Linux linux Kernel
CWE CWE-401
CPE cpe:2.3:o:linux:linux_kernel:5.13:rc7:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.0:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.0:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:-:*:*:*:*:*:*
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: lantiq_xrx200: restaurar el búfer si falla la asignación de memoria. En caso de fallo en la asignación de memoria, se almacena una dirección de búfer no válida. Al volver a utilizar este descriptor, el sistema entra en pánico en la función build_skb() al acceder a la memoria.

18 Jun 2025, 11:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-06-18 11:15

Updated : 2025-11-14 18:11

NVD link : CVE-2022-49997

Mitre link : CVE-2022-49997

CVE.ORG link : CVE-2022-49997

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-401

Missing Release of Memory after Effective Lifetime