Information Exposure Affecting torvalds/linux package, versions [,5.15-rc1)


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.02% (4th percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-2932159
  • published20 Jun 2022
  • disclosed20 Jun 2022
  • creditUnknown

Introduced: 20 Jun 2022

CVE-2021-3753  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 5.15-rc1 or higher.

Overview

Affected versions of this package are vulnerable to Information Exposure in the vt_k_ioctl in drivers/tty/vt/vt_ioctl.c, exploiting this vulnerability may cause an out of bounds read in vt as the write access to vc_mode is not protected by lock-in vt_ioctl (KDSETMDE).

CVSS Base Scores

version 3.1