A flaw was found in the Linux kernel netfilter implementation in versions prior to 5.5-rc7. A user with root (CAP_SYS_ADMIN) access is able to panic the system when issuing netfilter netflow commands.
| Software | From | Fixed in |
|---|---|---|
| linux / linux_kernel | - | 5.5 |
| linux / linux_kernel | 5.5-rc1 | 5.5-rc1.x |
| linux / linux_kernel | 5.5-rc2 | 5.5-rc2.x |
| linux / linux_kernel | 5.5-rc3 | 5.5-rc3.x |
| linux / linux_kernel | 5.5-rc4 | 5.5-rc4.x |
| linux / linux_kernel | 5.5-rc5 | 5.5-rc5.x |
| linux / linux_kernel | 5.5-rc6 | 5.5-rc6.x |
| redhat / enterprise_linux | 7.0 | 7.0.x |
| redhat / enterprise_linux | 6.0 | 6.0.x |
| redhat / enterprise_linux | 8.0 | 8.0.x |
| fedoraproject / fedora | 34 | 34.x |