Memory Leak Affecting torvalds/linux package, versions [,5.11.11)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.07% (21st percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Memory Leak vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3004624
  • published26 Jan 2022
  • disclosed30 Mar 2021
  • creditUnknown

Introduced: 30 Mar 2021

CVE-2021-29649  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 5.11.11 or higher.

Overview

Affected versions of this package are vulnerable to Memory Leak. An issue was discovered in the Linux kernel before 5.11.11. The user mode driver (UMD) has a copy_process() memory leak, related to a lack of cleanup steps in kernel/usermode_driver.c and kernel/bpf/preload/bpf_preload_kern.c, aka CID-f60a85cad677.

References

CVSS Base Scores

version 3.1