title: NFS: fix an incorrect limit in filelayout_decode_layout()
description: In the Linux kernel, the following vulnerability has been resolved:
NFS: fix an incorrect limit in filelayout_decode_layout()
The "sizeof(struct nfs_fh)" is two bytes too large and could lead to
memory corruption.  It should be NFS_MAXFHSIZE because that's the size
of the ->data[] buffer.
I reversed the size of the arguments to put the variable on the left.
affected:
{
product: Linux
vendor: Linux
defaultStatus: unaffected
repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
versions:
version: 16b374ca439f, lessThan: 9d280ab53df1, status: affected, versionType: git
version: 16b374ca439f, lessThan: b287521e9e94, status: affected, versionType: git
version: 16b374ca439f, lessThan: f299522eda15, status: affected, versionType: git
version: 16b374ca439f, lessThan: 945ebef99722, status: affected, versionType: git
version: 16b374ca439f, lessThan: e411df81cd86, status: affected, versionType: git
version: 16b374ca439f, lessThan: 9b367fe770b1, status: affected, versionType: git
version: 16b374ca439f, lessThan: d34fb628f6ef, status: affected, versionType: git
version: 16b374ca439f, lessThan: 769b01ea68b6, status: affected, versionType: git
}
{
product: Linux
vendor: Linux
defaultStatus: affected
repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
versions:
version: 2.6.37, status: affected
version: 0, lessThan: 2.6.37, status: unaffected, versionType: custom
version: 4.4.271, lessThanOrEqual: 4.4.*, status: unaffected, versionType: custom
version: 4.9.271, lessThanOrEqual: 4.9.*, status: unaffected, versionType: custom
version: 4.14.235, lessThanOrEqual: 4.14.*, status: unaffected, versionType: custom
version: 4.19.193, lessThanOrEqual: 4.19.*, status: unaffected, versionType: custom
version: 5.4.124, lessThanOrEqual: 5.4.*, status: unaffected, versionType: custom
version: 5.10.42, lessThanOrEqual: 5.10.*, status: unaffected, versionType: custom
version: 5.12.9, lessThanOrEqual: 5.12.*, status: unaffected, versionType: custom
version: 5.13, lessThanOrEqual: *, status: unaffected, versionType: original_commit_for_fix
}
