CVE-2022-48669

powerpc/pseries: Fix potential memleak in papr_get_attr()

Severity Score

5.5

*CVSS v3.1

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: powerpc/pseries: Fix potential memleak in papr_get_attr() `buf` is allocated in papr_get_attr(), and krealloc() of `buf`
could fail. We need to free the original `buf` in the case of failure.

En el kernel de Linux, se resolvió la siguiente vulnerabilidad: powerpc/pseries: corrija una posible fuga de mem en papr_get_attr() `buf` está asignado en papr_get_attr(), y krealloc() de `buf` podría fallar. Necesitamos liberar el "buf" original en caso de falla.

A flaw was found in the Linux kernel. A potential memleak in papr_get_attr() may lead to compromised availability.

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Fix potential memleak in papr_get_attr() `buf` is allocated in papr_get_attr(), and krealloc() of `buf` could fail. We need to free the original `buf` in the case of failure.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

Single

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2024-02-25 CVE Reserved
2024-05-01 CVE Published
2025-05-04 CVE Updated
2025-06-10 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (8)

URL	Tag	Source
https://git.kernel.org/stable/c/3c14b73454cf9f6e2146443fdfbdfb912c0efed3	Vuln. Introduced

URL	Date	SRC

URL	Date	SRC
https://git.kernel.org/stable/c/a3f22feb2220a945d1c3282e34199e8bcdc5afc4	2024-03-26
https://git.kernel.org/stable/c/1699fb915b9f61794d559b55114c09a390aaf234	2024-03-26
https://git.kernel.org/stable/c/7f7d39fe3d80d6143404940b2413010cf6527029	2024-03-26
https://git.kernel.org/stable/c/d0647c3e81eff62b66d46fd4e475318cb8cb3610	2024-03-26
https://git.kernel.org/stable/c/cda9c0d556283e2d4adaa9960b2dc19b16156bae	2024-03-03

URL	Date	SRC
https://access.redhat.com/security/cve/CVE-2022-48669	2024-11-12
https://bugzilla.redhat.com/show_bug.cgi?id=2278537	2024-11-12

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"				>= 5.18 < 6.1.83 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.18 < 6.1.83"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 5.18 < 6.6.23 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.18 < 6.6.23"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 5.18 < 6.7.11 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.18 < 6.7.11"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 5.18 < 6.8.2 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.18 < 6.8.2"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 5.18 < 6.9 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.18 < 6.9"		en		Affected