CVE-2024-26870 NFSv4.2: fix nfs4_listxattr kernel BUG at mm/usercopy.c:102

In the Linux kernel, the following vulnerability has been resolved: NFSv4.2: fix nfs4listxattr kernel BUG at mm/usercopy.c:102 A call to listxattr with a buffer size = 0 returns the actual size of the buffer needed for a subsequent call. When size 0, nfs4listxattr does not return an error because...

CVE-2024-26870

CVE-2024-26870: Linux kernel NFSv4.2 fix guards a kernel BUG in mm/usercopy.c during listxattr handling. When listxattr size > 0 and nfs4_listxattr returns more bytes than requested (e.g., after generic_listxattr outputs system.nfs4_acl), a BUG at mm/usercopy.c:102 can trigger a kernel Oops. T...

CVE-2024-26870 NFSv4.2: fix nfs4_listxattr kernel BUG at mm/usercopy.c:102

In the Linux kernel, the following vulnerability has been resolved: NFSv4.2: fix nfs4listxattr kernel BUG at mm/usercopy.c:102 A call to listxattr with a buffer size = 0 returns the actual size of the buffer needed for a subsequent call. When size 0, nfs4listxattr does not return an error because...