title: ksmbd: fix uaf in smb20_oplock_break_ack
description: In the Linux kernel, the following vulnerability has been resolved:
ksmbd: fix uaf in smb20_oplock_break_ack
drop reference after use opinfo.
affected:
{
product: Linux
vendor: Linux
defaultStatus: unaffected
repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
versions:
version: 1da177e4c3f4, lessThan: 694e13732e83, status: affected, versionType: git
version: 1da177e4c3f4, lessThan: 8226ffc759ea, status: affected, versionType: git
version: 1da177e4c3f4, lessThan: d5b0e9d3563e, status: affected, versionType: git
version: 1da177e4c3f4, lessThan: c69813471a1e, 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: 5.15.135, lessThanOrEqual: 5.15.*, status: unaffected, versionType: custom
version: 6.1.57, lessThanOrEqual: 6.1.*, status: unaffected, versionType: custom
version: 6.5.7, lessThanOrEqual: 6.5.*, status: unaffected, versionType: custom
version: 6.6, lessThanOrEqual: *, status: unaffected, versionType: original_commit_for_fix
}
