Namjae Jeon

5 exploits Active since Dec 2022
CVE-2022-47939 WRITEUP CRITICAL WRITEUP
Linux Kernel < 5.15.61 - Use After Free
An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2pdu.c has a use-after-free and OOPS for SMB2_TREE_DISCONNECT.
CVSS 9.8
CVE-2022-47941 WRITEUP HIGH WRITEUP
Linux Kernel < 5.15.61 - Memory Leak
An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2pdu.c omits a kfree call in certain smb2_handle_negotiate error conditions, aka a memory leak.
CVSS 7.5
CVE-2022-47942 WRITEUP HIGH WRITEUP
Linux Kernel < 5.15.62 - Out-of-Bounds Write
An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. There is a heap-based buffer overflow in set_ntacl_dacl, related to use of SMB2_QUERY_INFO_HE after a malformed SMB2_SET_INFO_HE command.
CVSS 8.8
CVE-2023-0210 WRITEUP HIGH WRITEUP
Linux kernel - DoS
A bug affects the Linux kernel’s ksmbd NTLMv2 authentication and is known to crash the OS immediately in Linux-based systems.
CVSS 7.5
CVE-2023-45897 WRITEUP MEDIUM WRITEUP
exfatprogs <1.2.2 - Memory Corruption
exfatprogs before 1.2.2 allows out-of-bounds memory access, such as in read_file_dentry_set.
CVSS 5.5