Advisory Published
Updated

REDHAT-BUG-2303462

First published: Wed Aug 07 2024(Updated: )

Unbound version <= 1.19.3 contains a heap-buffer-overflow vulnerability. The flaw occurs in the cfg_mark_ports function within the config_file.c file, leading to potential memory corruption. This issue can be triggered when processing certain inputs, causing the application to crash or potentially allowing an attacker to execute arbitrary code.

Affected SoftwareAffected VersionHow to fix
libunbound<=1.19.3

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Frequently Asked Questions

  • What is the severity of REDHAT-BUG-2303462?

    The severity of REDHAT-BUG-2303462 has not been explicitly stated, but it involves a heap-buffer-overflow vulnerability that can lead to potential memory corruption and application crashes.

  • How do I fix REDHAT-BUG-2303462?

    To fix REDHAT-BUG-2303462, upgrade the Unbound software to a version newer than 1.19.3.

  • Which versions of Unbound are affected by REDHAT-BUG-2303462?

    Unbound versions up to and including 1.19.3 are affected by REDHAT-BUG-2303462.

  • What kind of vulnerability is REDHAT-BUG-2303462?

    REDHAT-BUG-2303462 is a heap-buffer-overflow vulnerability.

  • What can happen if REDHAT-BUG-2303462 is exploited?

    Exploitation of REDHAT-BUG-2303462 can result in memory corruption, causing the application to crash.

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