Time-of-check Time-of-use (TOCTOU) Affecting rpm package, versions <4.18.0-r0


0.0
medium

Snyk CVSS

    Attack Complexity High
    Privileges Required High
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    EPSS 0.04% (6th percentile)
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NVD
6.4 medium
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Red Hat
6.3 medium

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  • Snyk ID SNYK-ALPINE317-RPM-3144058
  • published 23 Nov 2022
  • disclosed 25 Aug 2022

How to fix?

Upgrade Alpine:3.17 rpm to version 4.18.0-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rpm package and not the rpm package as distributed by Alpine. See How to fix? for Alpine:3.17 relevant fixed versions and status.

A race condition vulnerability was found in rpm. A local unprivileged user could use this flaw to bypass the checks that were introduced in response to CVE-2017-7500 and CVE-2017-7501, potentially gaining root privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.