vmalloc: fix NULL pointer dereference in is_vm_area_hugepages()
find_vm_area() can return NULL if the given address is not a valid vmalloc
area. Check the return value before dereferencing it to avoid a kernel
crash.
Metrics
Affected Vendors & Products
| Source | ID | Title |
|---|---|---|
Ubuntu USN |
USN-8876-1 | Linux kernel (Azure CVM) vulnerabilities |
Ubuntu USN |
USN-8875-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-8877-1 | Linux kernel (GCP) vulnerabilities |
Ubuntu USN |
USN-8878-1 | Linux kernel (GCP) vulnerabilities |
Ubuntu USN |
USN-8879-1 | Linux kernel (Oracle) vulnerabilities |
Ubuntu USN |
USN-8887-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-8888-1 | Linux kernel (Azure) vulnerabilities |
Ubuntu USN |
USN-8889-1 | Linux kernel (OEM) vulnerabilities |
Ubuntu USN |
USN-8887-2 | Linux kernel (AWS) vulnerabilities |
Ubuntu USN |
USN-8888-2 | Linux kernel (Azure) vulnerabilities |
Ubuntu USN |
USN-8875-2 | Linux kernel (NVIDIA) vulnerabilities |
Ubuntu USN |
USN-8887-3 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-8917-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-8918-1 | Linux kernel (Azure) vulnerabilities |
Ubuntu USN |
USN-9003-1 | Linux kernel (NVIDIA) vulnerabilities |
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
Sat, 07 Nov 2026 07:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Fri, 21 Aug 2026 00:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
| |
| Metrics |
threat_severity
|
cvssV3_1
|
Sat, 15 Aug 2026 13:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-476 |
Sat, 15 Aug 2026 06:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | In the Linux kernel, the following vulnerability has been resolved: vmalloc: fix NULL pointer dereference in is_vm_area_hugepages() find_vm_area() can return NULL if the given address is not a valid vmalloc area. Check the return value before dereferencing it to avoid a kernel crash. | |
| Title | vmalloc: fix NULL pointer dereference in is_vm_area_hugepages() | |
| First Time appeared |
Linux
Linux linux Kernel |
|
| CPEs | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Linux
Linux linux Kernel |
|
| References |
|
|
Projects
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Status: PUBLISHED
Assigner: Linux
Published:
Updated: 2026-11-06T17:05:43.892Z
Reserved: 2026-08-15T05:44:03.884Z
Link: CVE-2026-74327
Updated: 2026-11-06T16:56:06.553Z
Status : Received
Published: 2026-08-15T06:22:33.383
Modified: 2026-11-06T17:19:45.993
Link: CVE-2026-74327
OpenCVE Enrichment
Updated: 2026-08-22T00:15:05Z
Ubuntu USN