Vulnerability identifier: #VU80498
Vulnerability risk: Medium
CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-125
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Linux kernel
Operating systems & Components /
Operating system
Vendor:
Description
The vulnerability allows a remote attacker to gain access to potentially sensitive information or perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition in fs/ksmbd/smb2pdu.c. A remote attacker can send specially crafted data to the server, trigger an out-of-bounds read error and read contents of memory on the system or perform a denial of service (DoS) attack.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
External links
http://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/ksmbd?id=f0a96d1aafd8964e1f9955c830a3e5cb3c60a90f
http://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4
http://security.netapp.com/advisory/ntap-20230831-0001/
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.