CVE-2026-89760 mm, swap: don't free a hibernation slot that is in the swap cache

In the Linux kernel, the following vulnerability has been resolved: mm, swap: don't free a hibernation slot that is in the swap cache A slot with a folio in the swap cache is freed when the folio leaves the cache, not when its count drops. swapputentriescluster follows that rule...

CLSA-2024-1734027856 nettle: Fix of CVE-2018-16869

Port side-channel silent functions from 3.4.1. Partially fix for CVE-2018-16869 - CVE-2018-16869: Add side-channel silent memory, math, PKCS1, RSA functions - Added tests for side-channel silent implementations...