CVE-2022-48706

vdpa: ifcvf: Do proper cleanup if IFCVF init fails

Severity Score

4.4

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

In the Linux kernel, the following vulnerability has been resolved: vdpa: ifcvf: Do proper cleanup if IFCVF init fails ifcvf_mgmt_dev leaks memory if it is not freed before
returning. Call is made to correct return statement
so memory does not leak. ifcvf_init_hw does not take
care of this so it is needed to do it here.

En el kernel de Linux, se resolvió la siguiente vulnerabilidad: vdpa: ifcvf: realice una limpieza adecuada si falla el inicio de IFCVF. ifcvf_mgmt_dev pierde memoria si no se libera antes de regresar. Se realiza una llamada para corregir la declaración de devolución para que no se pierda memoria. ifcvf_init_hw no se encarga de esto, por lo que es necesario hacerlo aquí.

In the Linux kernel, the following vulnerability has been resolved: vdpa: ifcvf: Do proper cleanup if IFCVF init fails ifcvf_mgmt_dev leaks memory if it is not freed before returning. Call is made to correct return statement so memory does not leak. ifcvf_init_hw does not take care of this so it is needed to do it here.

The SUSE Linux Enterprise 15 SP5 Azure kernel was updated to receive various security bug fixes.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

Low

Attack Vector

Local

Attack Complexity

Low

Authentication

Single

Confidentiality

Partial

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2024-05-03 CVE Reserved
2024-05-21 CVE Published
2025-05-04 CVE Updated
2025-07-16 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://git.kernel.org/stable/c/5d2cc32c1c10bd889125d2adc16a6bc3338dcd3e	2023-02-22
https://git.kernel.org/stable/c/6b04456e248761cf68f562f2fd7c04e591fcac94	2023-01-27

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 6.1.13 Search vendor "Linux" for product "Linux Kernel" and version " < 6.1.13"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 6.2 Search vendor "Linux" for product "Linux Kernel" and version " < 6.2"		en		Affected