Apache Subversion blame -g denial of service

subversion-blameg-dos (64473) The risk level is classified as MediumMedium Risk


Apache Subversion is vulnerable to a denial of service, caused by a memory leak error when processing the blame -g command. An attacker could exploit this vulnerability to consume an overly large amount of memory resources.


Base Score: 5
  Access Vector: Network
  Access Complexity: Low
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: None
  Availability Impact: Partial
Temporal Score: 3.7
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed


Denial of Service


Upgrade to the latest version of Subversion (1.6.15 or later), available from the Apache Software Foundation Web site. See References.


  • Apache Web site: Subversion.
  • gmane Mailing List, Kurt Seifried | 2 Jan 23:23: CVE request for subversion.
  • BID-45655: Apache Subversion Server Component Multiple Remote Denial Of Service Vulnerabilities
  • CVE-2010-4644: Multiple memory leaks in rev_hunt.c in Apache Subversion before 1.6.15 allow remote authenticated users to cause a denial of service (memory consumption and daemon crash) via the -g option to the blame command.
  • OSVDB ID: 70333: Apache Subversion rev_hunt.c blame Command Multiple Memory Leak Remote DoS
  • RHSA-2011-0257: Moderate: subversion security update
  • RHSA-2011-0258: Moderate: subversion security update
  • SA42780: Apache Subversion Two Denial of Service Vulnerabilities
  • SECTRACK ID: 1024935: Subversion 'rev_hunt.c' Memory Consumption Error Lets Remote Users Execute Arbitrary Code
  • SUSE-SR:2011:005: SUSE Security Summary Report

Platforms Affected:

  • Apache Subversion 1.6.13
  • RedHat Enterprise Linux 5
  • RedHat Enterprise Linux 5 Client Workstation
  • RedHat Enterprise Linux 6 Server
  • RedHat Enterprise Linux 6 Workstation
  • RedHat Enterprise Linux Desktop 6
  • RedHat Enterprise Linux EUS 5.6.z
  • RedHat Enterprise Linux HPC Node 6
  • RedHat Enterprise Linux Long Life 5.6
  • RedHat Enterprise Linux Server EUS 6.0.z


Jan 02, 2011

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