// For flags

CVE-2021-47320

nfs: fix acl memory leak of posix_acl_create()

Severity Score

4.4
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

In the Linux kernel, the following vulnerability has been resolved: nfs: fix acl memory leak of posix_acl_create() When looking into another nfs xfstests report, I found acl and
default_acl in nfs3_proc_create() and nfs3_proc_mknod() error
paths are possibly leaked. Fix them in advance.

En el kernel de Linux, se resolvió la siguiente vulnerabilidad: nfs: corrige la pérdida de memoria acl de posix_acl_create(). Al buscar en otro informe de nfs xfstests, encontré que acl y default_acl en nfs3_proc_create() y las rutas de error de nfs3_proc_mknod() posiblemente se hayan filtrado. Arréglelos con anticipación.

In the Linux kernel, the following vulnerability has been resolved: nfs: fix acl memory leak of posix_acl_create() When looking into another nfs xfstests report, I found acl and default_acl in nfs3_proc_create() and nfs3_proc_mknod() error paths are possibly leaked. Fix them in advance.

*Credits: N/A
CVSS Scores
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
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2024-05-21 CVE Reserved
  • 2024-05-21 CVE Published
  • 2024-12-19 CVE Updated
  • 2025-03-18 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
CAPEC
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"
 >= 3.14 < 4.4.276
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.14 < 4.4.276"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 3.14 < 4.9.276
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.14 < 4.9.276"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 3.14 < 4.14.240
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.14 < 4.14.240"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 3.14 < 4.19.198
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.14 < 4.19.198"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 3.14 < 5.4.134
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.14 < 5.4.134"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 3.14 < 5.10.52
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.14 < 5.10.52"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 3.14 < 5.12.19
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.14 < 5.12.19"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 3.14 < 5.13.4
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.14 < 5.13.4"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 3.14 < 5.14
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.14 < 5.14"
en
Affected