Information disclosure in Linux kernel



Published: 2020-04-02 | Updated: 2020-05-21
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-11494
CWE-ID CWE-200
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU28156

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2020-11494

CWE-ID: CWE-200 - Information Exposure

Exploit availability: No

Description

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

The vulnerability exists due to excessive data output by the application in "slc_bump" in "drivers/net/can/slcan.c" file. A local administrator can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Linux kernel: 5.6 - 5.6.2


CPE2.3 External links

http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00035.html
http://github.com/torvalds/linux/commit/b9258a2cece4ec1f020715fe3554bc2e360f6264
http://security.netapp.com/advisory/ntap-20200430-0004/
http://usn.ubuntu.com/4364-1/

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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