CVE-2021-4135

medium

Description

A memory leak vulnerability was found in the Linux kernel's eBPF for the Simulated networking device driver in the way user uses BPF for the device such that function nsim_map_alloc_elem being called. A local user could use this flaw to get unauthorized access to some data.

References

https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=481221775d53

Details

Source: Mitre, NVD

Published: 2022-07-14

Updated: 2022-07-20

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Severity: Medium