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PRIOn knowledge basePRION:CVE-2022-4744HistoryMar 30, 2023 - 9:15 p.m.
Double free
2023-03-3021:15:00
PRIOn knowledge base
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6
double free
linux kernel
tun/tap
local user
privilege escalation
A double-free flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user registers the device when the register_netdevice function fails (NETDEV_REGISTER notifier). This flaw allows a local user to crash or potentially escalate their privileges on the system.
| CPE | Name | Operator | Version |
|---|---|---|---|
| linux_kernel | ge | 5.5 | |
| linux_kernel | lt | 5.10.136 | |
| linux_kernel | ge | 5.11 | |
| linux_kernel | lt | 5.15.12 |
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