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.
Analysis
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Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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| Linux | Linux | unaffected |
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| Linux | Linux | affected |
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No vendor fix or workaround currently provided.
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Tracking
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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 |
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| CPEs | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Linux
Linux linux Kernel |
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| References |
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MITRE
Status: PUBLISHED
Assigner: Linux
Published:
Updated: 2026-08-15T05:58:21.665Z
Reserved: 2026-08-15T05:44:03.884Z
Link: CVE-2026-74327
Vulnrichment
No data.
NVD
Status : Received
Published: 2026-08-15T06:22:33.383
Modified: 2026-08-15T06:22:33.383
Link: CVE-2026-74327
Redhat
No data.
OpenCVE Enrichment
Updated: 2026-08-15T13:15:03Z