CVE-2026-74327vmalloc: fix NULL pointer dereference in is_vm_area_hugepages()
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- Not yet scored
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Received
- Record last updated
- Aug 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from 121e6f3258fe393e22c36f61a319be8a4f2c05ae before c741485fa09bf5900f76d95424d86316d0a00331; from 121e6f3258fe393e22c36f61a319be8a4f2c05ae before b86f98e53df4f5d57259817b8e9a00167b78bae6; from 121e6f3258fe393e22c36f61a319be8a4f2c05ae before af71c2b88ccae44418e273bdfe0c96be8515151e; from 121e6f3258fe393e22c36f61a319be8a4f2c05ae before a1bca6b69bd934e2731d009e645038e05d57ce59; from 121e6f3258fe393e22c36f61a319be8a4f2c05ae before bbd664b7c77f6488cd5652231c0fe01d069a73ea; 121e6f3258fe393e22c36f61a319be8a4f2c05ae builds before 55a44f5259e6a5f1d5b11cb0e19e943c9cc62280; from 121e6f3258fe393e22c36f61a319be8a4f2c05ae before c55dd3b46c1208d6d2ea737a8aefef4aa4c70cb8 | CNA record |
References
- https://git.kernel.org/stable/c/c741485fa09bf5900f76d95424d86316d0a00331
- https://git.kernel.org/stable/c/b86f98e53df4f5d57259817b8e9a00167b78bae6
- https://git.kernel.org/stable/c/af71c2b88ccae44418e273bdfe0c96be8515151e
- https://git.kernel.org/stable/c/a1bca6b69bd934e2731d009e645038e05d57ce59
- https://git.kernel.org/stable/c/bbd664b7c77f6488cd5652231c0fe01d069a73ea
- https://git.kernel.org/stable/c/55a44f5259e6a5f1d5b11cb0e19e943c9cc62280
- https://git.kernel.org/stable/c/c55dd3b46c1208d6d2ea737a8aefef4aa4c70cb8
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.