UBUNTU-CVE-2026-89713

In the Linux kernel, the following vulnerability has been resolved: NFSD: check truncate permission under inode lock nfsdsetattr checks whether a size update needs NFSDMAYTRUNC before it takes inodelock. The comparison uses the file size sampled by that unlocked read, but the actual ATTRSIZE upda...

kernel: NFS: Fix an Oops when truncating a file

The nfswaitonrequest function in fs/nfs/pagelist.c in Linux kernel 2.6.x through 2.6.33-rc5 allows attackers to cause a denial of service Oops via unknown vectors related to truncating a file and an operation that is not interruptible...