MEDIUM 6.6 Microsoft
CVE-2020-14331
A flaw was found in the Linux kernel’s implementation of the invert video code on VGA consoles when a local attacker attempts to resize the console calling an ioctl VT_RESIZE which causes an out-of-bounds write to occur. This flaw allows a local user with access to the VGA console to crash the system potentially escalating their privileges on the system. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Microsoft Security Update 2020-Sep: A flaw was found in the Linux kernel’s implementation of the invert video code on VGA consoles when a local attacker attempts to resize the console calling an ioctl VT_RESIZE which causes an out-of-bounds write to occur. This flaw allows a local user with access to the VGA console to crash the system potentially escalating their privileges on the system. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Affected Products
- cm1 kernel 5.4.91-3 on CBL Mariner 1.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-14331
- https://nvd.nist.gov/vuln/detail/CVE-2020-14331
This medium severity vulnerability with a CVSS score of 6.6 was published on 2020-09-08 via Microsoft. Affected: cm1 kernel 5.4.91-3 on CBL Mariner 1.0.
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