CVE-2024-35914

nfsd: Fix error cleanup path in nfsd_rename()

Severity Score

5.5

*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: nfsd: Fix error cleanup path in nfsd_rename() Commit a8b0026847b8 ("rename(): avoid a deadlock in the case of parents
having no common ancestor") added an error bail out path. However this
path does not drop the remount protection that has been acquired. Fix
the cleanup path to properly drop the remount protection.

En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: nfsd: corrigió la ruta de limpieza de errores en nfsd_rename() Confirme a8b0026847b8 ("rename(): evite un punto muerto en el caso de que los padres no tengan un ancestro común") agregó una ruta de rescate de errores . Sin embargo, este camino no elimina la protección de remontaje adquirida. Corrija la ruta de limpieza para eliminar correctamente la protección de remontaje.

In the Linux kernel, the following vulnerability has been resolved: nfsd: Fix error cleanup path in nfsd_rename() Commit a8b0026847b8 ("rename(): avoid a deadlock in the case of parents having no common ancestor") added an error bail out path. However this path does not drop the remount protection that has been acquired. Fix the cleanup path to properly drop the remount protection.

*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

2024-05-17 CVE Reserved
2024-05-19 CVE Published
2024-05-20 EPSS Updated
2024-12-19 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (3)

URL	Tag	Source
https://git.kernel.org/stable/c/a8b0026847b8c43445c921ad2c85521c92eb175f	Vuln. Introduced

URL	Date	SRC

URL	Date	SRC
https://git.kernel.org/stable/c/331e125e02c08ffaecc1074af78a988a278039bd	2024-04-10
https://git.kernel.org/stable/c/9fe6e9e7b58944037714442384075c17cfde1c56	2024-03-22

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"				>= 6.8 < 6.8.5 Search vendor "Linux" for product "Linux Kernel" and version " >= 6.8 < 6.8.5"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 6.8 < 6.9 Search vendor "Linux" for product "Linux Kernel" and version " >= 6.8 < 6.9"		en		Affected