Out-of-bounds Write Affecting torvalds/linux package, versions [,5.6.7)


Severity

Recommended
0.0
medium
0
10

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

Threat Intelligence

EPSS
0.13% (35th percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3004856
  • published26 Jan 2022
  • disclosed5 May 2020
  • creditUnknown

Introduced: 5 May 2020

CVE-2020-12659  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 5.6.7 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-bounds Write. An issue was discovered in the Linux kernel before 5.6.7. xdp_umem_reg in net/xdp/xdp_umem.c has an out-of-bounds write (by a user with the CAP_NET_ADMIN capability) because of a lack of headroom validation.

CVSS Base Scores

version 3.1