Vulnerability identifier: #VU92056
Vulnerability risk: Low
CVSSv3.1: 4.8 [AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-388
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 perform a denial of service (DoS) attack.
The vulnerability exists due to improper error handling within the phy_sfp_probe(), phy_attach_direct() and phy_get_internal_delay() functions in drivers/net/phy/phy_device.c. A local user can perform a denial of service (DoS) attack.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Linux kernel:
External links
http://git.kernel.org/stable/c/7a71f61ebf95cedd3f245db6da397822971d8db5
http://git.kernel.org/stable/c/3419ee39e3d3162ab2ec9942bb537613ed5b6311
http://git.kernel.org/stable/c/61c81872815f46006982bb80460c0c80a949b35b
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.