#VU91405 Information disclosure in Linux kernel - CVE-2020-36783

Vulnerability identifier: #VU91405

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-36783

CWE-ID: CWE-200

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

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

The vulnerability exists due to information disclosure within the img_i2c_xfer() and img_i2c_init() functions in drivers/i2c/busses/i2c-img-scb.c. A local user can gain access to sensitive information.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

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External links
https://git.kernel.org/stable/c/4734c4b1d9573c9d20bbc46cf37dde095ee011b8
https://git.kernel.org/stable/c/e80ae8bde41266d3b8bf012460b6593851766006
https://git.kernel.org/stable/c/96c4a03658d661666c360959aa80cdabfe2972ed
https://git.kernel.org/stable/c/7ee35cde1e810ad6ca589980b9ec2b7b62946a5b
https://git.kernel.org/stable/c/223125e37af8a641ea4a09747a6a52172fc4b903

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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.