CVE-2023-2166
kernel: NULL pointer dereference in can_rcv_filter
Severity Score
5.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
A null pointer dereference issue was found in can protocol in net/can/af_can.c in the Linux before Linux. ml_priv may not be initialized in the receive path of CAN frames. A local user could use this flaw to crash the system or potentially cause a denial of service.
A NULL pointer dereference issue was found in the can protocol in net/can/af_can.c in the Linux kernel, where ml_priv may not be initialized in the receive path of CAN frames. This flaw allows a local user to crash the system or cause a denial of service.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2023-04-18 CVE Reserved
- 2023-04-19 CVE Published
- 2023-04-20 EPSS Updated
- 2024-08-02 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-476: NULL Pointer Dereference
CAPEC
References (3)
| URL | Tag | Source |
|---|---|---|
| https://lore.kernel.org/lkml/CAO4mrfcV_07hbj8NUuZrA8FH-kaRsrFy-2metecpTuE5kKHn5w%40mail.gmail.com |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2023-2166 | 2024-05-31 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=2187813 | 2024-05-31 |
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" | < 6.1 Search vendor "Linux" for product "Linux Kernel" and version " < 6.1" | - |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 6.1 Search vendor "Linux" for product "Linux Kernel" and version "6.1" | - |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 6.1 Search vendor "Linux" for product "Linux Kernel" and version "6.1" | rc1 |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 6.1 Search vendor "Linux" for product "Linux Kernel" and version "6.1" | rc2 |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 6.1 Search vendor "Linux" for product "Linux Kernel" and version "6.1" | rc3 |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 6.1 Search vendor "Linux" for product "Linux Kernel" and version "6.1" | rc4 |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 6.1 Search vendor "Linux" for product "Linux Kernel" and version "6.1" | rc5 |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 6.1 Search vendor "Linux" for product "Linux Kernel" and version "6.1" | rc6 |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 6.1 Search vendor "Linux" for product "Linux Kernel" and version "6.1" | rc7 |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 6.1 Search vendor "Linux" for product "Linux Kernel" and version "6.1" | rc8 |
Affected
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