Out-of-bounds Read Affecting libguestfs-rsync package, versions <1:1.40.2-28.0.1.module+el8.5.0+20482+a450964e


Severity

Recommended
high

Based on Oracle Linux security rating

    Threat Intelligence

    EPSS
    0.35% (72nd percentile)

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  • Snyk ID SNYK-ORACLE8-LIBGUESTFSRSYNC-2582550
  • published 10 Apr 2022
  • disclosed 26 Nov 2020

How to fix?

Upgrade Oracle:8 libguestfs-rsync to version 1:1.40.2-28.0.1.module+el8.5.0+20482+a450964e or higher.
This issue was patched in ELSA-2022-9172.

NVD Description

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

ncsi.c in libslirp through 4.3.1 has a buffer over-read because it tries to read a certain amount of header data even if that exceeds the total packet length.

CVSS Scores

version 3.1
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NVD

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

2.7 low
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Red Hat

2.5 low