CVE-2026-64257

CVE-2026-64257 affects the Linux kernel SMB2 client logic. The issue arose from overlap handling in __smb2_calc_size(), where clearing data_length could cause an invalid SMB2 response to appear as if it has no data area, allowing an unintended length-exemption path. The fix tracks data area overl...

Important: kernel-livepatch-4.14.165-133.209

Issue Overview: An issue was discovered in the Linux kernel before 5.0.10. SMB2negotiate in fs/cifs/smb2pdu.c has an out-of-bounds read because data structures are incompletely updated after a change from smb30 to smb21.CVE-2019-15918 In the Linux kernel before 5.1, there is a memory leak in...