Heap-based Buffer Overflow Affecting podman-remote package, versions <0:1.6.4-4.module+el8.1.1+5885+44006e55


Severity

Recommended
high

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.7% (81st percentile)

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  • Snyk ID SNYK-CENTOS8-PODMANREMOTE-2023277
  • published 26 Jul 2021
  • disclosed 27 Jan 2020

How to fix?

Upgrade Centos:8 podman-remote to version 0:1.6.4-4.module+el8.1.1+5885+44006e55 or higher.

NVD Description

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

In libslirp 4.1.0, as used in QEMU 4.2.0, tcp_subr.c misuses snprintf return values, leading to a buffer overflow in later code.

CVSS Scores

version 3.1
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NVD

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

5.6 medium
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SUSE

7 high