Heap-based Buffer Overflow Affecting libcom_err package, versions *


low

Snyk CVSS

    Attack Complexity High
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    EPSS 0.04% (10th percentile)
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NVD
5.9 medium
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SUSE
6.7 medium
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Red Hat
7.4 high

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  • Snyk ID SNYK-CENTOS7-LIBCOMERR-1942721
  • published 26 Jul 2021
  • disclosed 11 Feb 2015

How to fix?

There is no fixed version for Centos:7 libcom_err.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libcom_err package and not the libcom_err package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

Heap-based buffer overflow in closefs.c in the libext2fs library in e2fsprogs before 1.42.12 allows local users to execute arbitrary code by causing a crafted block group descriptor to be marked as dirty. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-0247.