linux linux-kernel CVE-2021-20265 in Linux and Oracle Products
Published on March 10, 2021

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A flaw was found in the way memory resources were freed in the unix_stream_recvmsg function in the Linux kernel when a signal was pending. This flaw allows an unprivileged local user to crash the system by exhausting available memory. The highest threat from this vulnerability is to system availability.

NVD

Weakness Type

What is a Resource Exhaustion Vulnerability?

The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

CVE-2021-20265 has been classified to as a Resource Exhaustion vulnerability or weakness.


Products Associated with CVE-2021-20265

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Linux Kernel
 
Oracle Tekelec Platform Distribution
 

Exploit Probability

EPSS
0.04%
Percentile
12.08%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.