CVE-2023-4732
Kernel: race between task migrating pages and another task calling exit_mmap to release those same pages getting invalid opcode bug in include/linux/swapops.h
Severity Score
4.7
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
A flaw was found in pfn_swap_entry_to_page in memory management subsystem in the Linux Kernel. In this flaw, an attacker with a local user privilege may cause a denial of service problem due to a BUG statement referencing pmd_t x.
Se encontró una falla en pfn_swap_entry_to_page en el subsistema de administración de memoria del kernel de Linux. En esta falla, un atacante con privilegios de usuario local puede causar un problema de denegación de servicio debido a una declaración de ERROR que hace referencia a pmd_t x.
*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
- 2023-09-02 CVE Reserved
- 2023-10-03 CVE Published
- 2023-10-05 EPSS Updated
- 2024-09-13 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
- CWE-366: Race Condition within a Thread
CAPEC
References (6)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://access.redhat.com/errata/RHSA-2023:6901 | 2024-01-25 | |
| https://access.redhat.com/errata/RHSA-2023:7077 | 2024-01-25 | |
| https://access.redhat.com/errata/RHSA-2023:7539 | 2024-01-25 | |
| https://access.redhat.com/errata/RHSA-2024:0412 | 2024-01-25 | |
| https://access.redhat.com/security/cve/CVE-2023-4732 | 2024-01-25 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=2236982 | 2024-01-25 |
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" | <= 5.13.19 Search vendor "Linux" for product "Linux Kernel" and version " <= 5.13.19" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Codeready Linux Builder Search vendor "Redhat" for product "Codeready Linux Builder" | 8.0 Search vendor "Redhat" for product "Codeready Linux Builder" and version "8.0" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Codeready Linux Builder For Arm64 Search vendor "Redhat" for product "Codeready Linux Builder For Arm64" | 8.0_aarch64 Search vendor "Redhat" for product "Codeready Linux Builder For Arm64" and version "8.0_aarch64" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Codeready Linux Builder For Power Little Endian Search vendor "Redhat" for product "Codeready Linux Builder For Power Little Endian" | 8.0_ppc64le Search vendor "Redhat" for product "Codeready Linux Builder For Power Little Endian" and version "8.0_ppc64le" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux" | 8.0 Search vendor "Redhat" for product "Enterprise Linux" and version "8.0" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux For Arm 64 Search vendor "Redhat" for product "Enterprise Linux For Arm 64" | 8.0_aarch64 Search vendor "Redhat" for product "Enterprise Linux For Arm 64" and version "8.0_aarch64" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux For Ibm Z Systems Search vendor "Redhat" for product "Enterprise Linux For Ibm Z Systems" | 8.0_s390x Search vendor "Redhat" for product "Enterprise Linux For Ibm Z Systems" and version "8.0_s390x" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux For Power Little Endian Search vendor "Redhat" for product "Enterprise Linux For Power Little Endian" | 8.0_ppc64le Search vendor "Redhat" for product "Enterprise Linux For Power Little Endian" and version "8.0_ppc64le" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux For Real Time Search vendor "Redhat" for product "Enterprise Linux For Real Time" | 8.0 Search vendor "Redhat" for product "Enterprise Linux For Real Time" and version "8.0" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux For Real Time For Nfv Search vendor "Redhat" for product "Enterprise Linux For Real Time For Nfv" | 8.0 Search vendor "Redhat" for product "Enterprise Linux For Real Time For Nfv" and version "8.0" | - |
Affected
| ||||||