Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2022-40768 |
CWE-ID | CWE-284 |
Exploitation vector | Local |
Public exploit | N/A |
Vulnerable software Subscribe |
Linux kernel Operating systems & Components / Operating system |
Vendor | Linux Foundation |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU67587
Risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-40768
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to improper access restrictions in the drivers/scsi/stex.c in the Linux kernel. A local user can obtain sensitive information from kernel memory because stex_queuecommand_lck lacks a memset for the PASSTHRU_CMD case.
MitigationInstall updates from vendor's website.
Vulnerable software versionsLinux kernel: All versions
External linkshttp://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/scsi/stex.c
http://www.openwall.com/lists/oss-security/2022/09/09/1
http://lore.kernel.org/all/20220908145154.2284098-1-gregkh@linuxfoundation.org/
http://www.openwall.com/lists/oss-security/2022/09/19/1
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.