// For flags

CVE-2023-52686

powerpc/powernv: Add a null pointer check in opal_event_init()

Severity Score

5.5
*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:

powerpc/powernv: Add a null pointer check in opal_event_init()

kasprintf() returns a pointer to dynamically allocated memory
which can be NULL upon failure.

En el kernel de Linux, se resolvió la siguiente vulnerabilidad: powerpc/powernv: añadir una verificación de puntero nulo en opal_event_init() kasprintf() devuelve un puntero a la memoria asignada dinámicamente que puede ser NULL en caso de fallo.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2024-03-07 CVE Reserved
  • 2024-05-17 CVE Published
  • 2024-05-18 EPSS Updated
  • 2024-09-11 CVE 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
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>= 4.11 < 4.19.306
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.11 < 4.19.306"
en
Affected
Linux
Search vendor "Linux"
Linux Kernel
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>= 4.11 < 5.4.268
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.11 < 5.4.268"
en
Affected
Linux
Search vendor "Linux"
Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
>= 4.11 < 5.10.209
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.11 < 5.10.209"
en
Affected
Linux
Search vendor "Linux"
Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
>= 4.11 < 5.15.148
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.11 < 5.15.148"
en
Affected
Linux
Search vendor "Linux"
Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
>= 4.11 < 6.1.75
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.11 < 6.1.75"
en
Affected
Linux
Search vendor "Linux"
Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
>= 4.11 < 6.6.14
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.11 < 6.6.14"
en
Affected
Linux
Search vendor "Linux"
Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
>= 4.11 < 6.7.2
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.11 < 6.7.2"
en
Affected
Linux
Search vendor "Linux"
Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
>= 4.11 < 6.8
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.11 < 6.8"
en
Affected