CVE-2023-38429

CRITICAL9.8

An issue was discovered in the Linux kernel before 6

Published Jul 17, 2023

Modified 1 years ago

Details

An issue was discovered in the Linux kernel before 6.3.4. fs/ksmbd/connection.c in ksmbd has an off-by-one error in memory allocation (because of ksmbd_smb2_check_message) that may lead to out-of-bounds access.

References

WEBhttps://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4 WEBhttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/ksmbd?id=443d61d1fa9faa60ef925513d83742902390100f WEBhttps://security.netapp.com/advisory/ntap-20250103-0009/ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2023-38429

CVSS Analysis

CVSS v3.1

9.8

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

9.8/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ecosystems

Timeline

PublishedJul 17, 2023

ModifiedJan 3, 2025