Summary

A vulnerability has been identified in the libarchive library, specifically within the archive_read_format_rar_seek_data() function. This flaw involves an integer overflow that can ultimately lead to a double-free condition. Exploiting a double-free vulnerability can result in memory corruption, enabling an attacker to execute arbitrary code or cause a denial-of-service condition.

Products Affected

• Brocade SANnav base OS (OVA deployment) before 2.4.0b

Products Not Affected

• Brocade Fabric OS
  [VEX Justification: Component_not_present]
• Brocade SANnav
  [VEX Justification: Vulnerable_code_cannot_be_contolled_by_adversary]
• Brocade ASCG
  [VEX Justification: Vulnerable_code_not_in_execute_path]

Solution

• While not exploitable, security update provided in Brocade ASCG 3.4.0
• Solution provided in Brocade SANnav OVA versions 2.4.0b and 3.0.0
• SANnav base OS Security update also provided in the sannav_ova_8x_os OVA patch which can be applied to all SANnav OVA releases 2.3.0 through 2.4.0a

Revision History

Disclaimer

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