Information disclosure in Linux kernel BPF



Published: 2022-11-29
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-3594
CWE-ID CWE-532
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Linux kernel
Operating systems & Components / Operating system

Vendor

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Inclusion of Sensitive Information in Log Files

EUVDB-ID: #VU69707

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-3594

CWE-ID: CWE-532 - Information Exposure Through Log Files

Exploit availability: No

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to the intr_callback() function in drivers/net/usb/r8152.c can be forced to include excessive data info the log files. A local user can read the log files and gain access to sensitive data.

Note, the vulnerability can be triggered remotely.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Linux kernel: before 6.1


CPE2.3
External links

http://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=93e2be344a7db169b7119de21ac1bf253b8c6907

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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