Out-of-bounds Read Affecting linux-4.9 package, versions <4.9.168-1+deb9u5~deb8u1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.08% (38th percentile)

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  • Snyk IDSNYK-DEBIAN8-LINUX49-459269
  • published26 Jul 2019
  • disclosed26 Jul 2019

Introduced: 26 Jul 2019

CVE-2019-14283  (opens in a new tab)
CWE-125  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

Upgrade Debian:8 linux-4.9 to version 4.9.168-1+deb9u5~deb8u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream linux-4.9 package and not the linux-4.9 package as distributed by Debian. See How to fix? for Debian:8 relevant fixed versions and status.

In the Linux kernel before 5.2.3, set_geometry in drivers/block/floppy.c does not validate the sect and head fields, as demonstrated by an integer overflow and out-of-bounds read. It can be triggered by an unprivileged local user when a floppy disk has been inserted. NOTE: QEMU creates the floppy device by default.

CVSS Base Scores

version 3.1