Greg Kroah-Hartman has announced the release of the
6.4.10, 6.1.45,
5.10.190, 5.4.253, 4.19.291, and 4.14.322 stable kernels. Note that 5.15.126
was also in
the review process for this batch, but has not (yet) been
released. Meanwhile, the rest of the batch all have important fixes throughout
the kernel tree, as usual.

Source: LWN.net – New stable kernels released