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Loop with Unreachable Exit Condition ('Infinite Loop') Affecting libarchive package, versions <0:3.3.2-7.el8

Severity

 Recommended
0.0
medium
0
10

Based on Oracle Linux security rating

    Threat Intelligence

    EPSS
    1.28% (87th percentile)

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  • Snyk ID SNYK-ORACLE8-LIBARCHIVE-2542077
  • published 10 Apr 2022
  • disclosed 4 Feb 2019
Report a new vulnerability Found a mistake?

Introduced: 4 Feb 2019

CVE-2019-1000020 Open this link in a new tab
CWE-835 Open this link in a new tab

How to fix?

Upgrade Oracle:8 libarchive to version 0:3.3.2-7.el8 or higher.
This issue was patched in ELSA-2019-3698.

NVD Description

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

libarchive version commit 5a98dcf8a86364b3c2c469c85b93647dfb139961 onwards (version v2.8.0 onwards) contains a CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in ISO9660 parser, archive_read_support_format_iso9660.c, read_CE()/parse_rockridge() that can result in DoS by infinite loop. This attack appears to be exploitable via the victim opening a specially crafted ISO9660 file.

References

CVSS Scores

version 3.1
Expand this section

NVD

6.5 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    Required
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High