Advisory Published
Updated

REDHAT-BUG-1672892

First published: Wed Feb 06 2019(Updated: )

libarchive version commit bf9aec176c6748f0ee7a678c5f9f9555b9a757c1 onwards (release v3.0.2 onwards) contains a CWE-125: Out-of-bounds Read vulnerability in 7zip decompression, archive_read_support_format_7zip.c, header_bytes() that can result in a crash (denial of service). This attack appears to be exploitable via the victim opening a specially crafted 7zip file. References: <a href="https://github.com/libarchive/libarchive/pull/1120/commits/65a23f5dbee4497064e9bb467f81138a62b0dae1">https://github.com/libarchive/libarchive/pull/1120/commits/65a23f5dbee4497064e9bb467f81138a62b0dae1</a> <a href="https://github.com/libarchive/libarchive/pull/1120">https://github.com/libarchive/libarchive/pull/1120</a>

Affected SoftwareAffected VersionHow to fix
Oracle Libarchive>=3.0.2>=commit bf9aec176c6748f0ee7a678c5f9f9555b9a757c1

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Frequently Asked Questions

  • What is the severity of REDHAT-BUG-1672892?

    REDHAT-BUG-1672892 is classified as a denial of service vulnerability due to an out-of-bounds read in the 7zip decompression functionality.

  • How do I fix REDHAT-BUG-1672892?

    To fix REDHAT-BUG-1672892, update libarchive to version 3.0.3 or later, which addresses the vulnerability.

  • What are the affected versions for REDHAT-BUG-1672892?

    The affected versions for REDHAT-BUG-1672892 are libarchive versions from 3.0.2 and the specific commit bf9aec176c6748f0ee7a678c5f9f9555b9a757c1 onwards.

  • Can REDHAT-BUG-1672892 lead to system compromise?

    While REDHAT-BUG-1672892 does not lead to direct system compromise, it can result in a denial of service by crashing the application that uses libarchive.

  • What is CWE-125 in the context of REDHAT-BUG-1672892?

    CWE-125 refers to an out-of-bounds read, which indicates that the vulnerability allows the reading of data outside the intended memory boundaries, potentially leading to crashes.

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