// For flags

CVE-2021-47571

staging: rtl8192e: Fix use after free in _rtl92e_pci_disconnect()

Severity Score

7.8
*CVSS v3.1

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: staging: rtl8192e: Fix use after free in _rtl92e_pci_disconnect() The free_rtllib() function frees the "dev" pointer so there is use
after free on the next line. Re-arrange things to avoid that.

En el kernel de Linux se ha resuelto la siguiente vulnerabilidad: staging: rtl8192e: Corrige el use after free en _rtl92e_pci_disconnect() La función free_rtllib() libera el puntero "dev" para que haya use after free en la siguiente línea. Reorganice las cosas para evitar eso.

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8192e: Fix use after free in _rtl92e_pci_disconnect() The free_rtllib() function frees the "dev" pointer so there is use after free on the next line. Re-arrange things to avoid that.

Yuxuan Hu discovered that the Bluetooth RFCOMM protocol driver in the Linux Kernel contained a race condition, leading to a NULL pointer dereference. An attacker could possibly use this to cause a denial of service. It was discovered that a race condition existed in the Bluetooth subsystem in the Linux kernel, leading to a null pointer dereference vulnerability. A privileged local attacker could use this to possibly cause a denial of service.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Authentication
Single
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2024-05-24 CVE Reserved
  • 2024-05-24 CVE Published
  • 2024-12-19 CVE Updated
  • 2025-03-29 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-416: Use After Free
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
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>= 3.2 < 4.4.294
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.2 < 4.4.294"
en
Affected
Linux
Search vendor "Linux"
Linux Kernel
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>= 3.2 < 4.9.292
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.2 < 4.9.292"
en
Affected
Linux
Search vendor "Linux"
Linux Kernel
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>= 3.2 < 4.14.257
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.2 < 4.14.257"
en
Affected
Linux
Search vendor "Linux"
Linux Kernel
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>= 3.2 < 4.19.219
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.2 < 4.19.219"
en
Affected
Linux
Search vendor "Linux"
Linux Kernel
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>= 3.2 < 5.4.163
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.2 < 5.4.163"
en
Affected
Linux
Search vendor "Linux"
Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
>= 3.2 < 5.10.83
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.2 < 5.10.83"
en
Affected
Linux
Search vendor "Linux"
Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
>= 3.2 < 5.15.6
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.2 < 5.15.6"
en
Affected
Linux
Search vendor "Linux"
Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
>= 3.2 < 5.16
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.2 < 5.16"
en
Affected