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...

PT-2026-90395

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix null dereference in nfsd4 setattr for deleg timestamp attrs When a SETATTR request includes FATTR4 WORD2 TIME DELEG ACCESS or FATTR4 WORD2 TIME DELEG MODIFY in the attribute bitmap, nfsd4 setattr sets deleg attrs=true a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: NFSD: Fixed iasize underflow iasize is a lofft, which is a signed 64-bit type. NFSv3 and NFSv4 both define file size as an unsigned 64-bit type. Therefore, there is a range of valid file size values that an NFS client can send...