Information Exposure Affecting linux-4.9 package, versions <4.9.144-3.1~deb8u1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.77% (82nd percentile)

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  • Snyk IDSNYK-DEBIAN8-LINUX49-263049
  • published22 May 2018
  • disclosed22 May 2018

Introduced: 22 May 2018

CVE-2018-3639  (opens in a new tab)
CWE-203  (opens in a new tab)

How to fix?

Upgrade Debian:8 linux-4.9 to version 4.9.144-3.1~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.

Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prior memory writes are known may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis, aka Speculative Store Bypass (SSB), Variant 4.

References

CVSS Base Scores

version 3.1