CVE-2025-21998 — firmware: qcom: uefisecapp: fix efivars registration race
In the Linux kernel, the following vulnerability has been resolved: firmware: qcom: uefisecapp: fix efivars registration race Since the conversion to using the TZ allocator, t…
Published: 2025-04-03 · CVSS: 4.7 · CVSS 3.1
In the Linux kernel, the following vulnerability has been resolved: firmware: qcom: uefisecapp: fix efivars registration race Since the conversion to using the TZ allocator, the efivars service is registered before the memory pool has been allocated, something which can lead to a NULL-pointer dereference in case of a racing EFI variable access. Make sure that all resources have been set up before registering the efivars.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7