medium
4
CWE
399 415
Advisory Published
Updated

CVE-2012-3812: Double Free

First published: Mon Jul 09 2012(Updated: )

Double free vulnerability in apps/app_voicemail.c in Asterisk Open Source 1.8.x before 1.8.13.1 and 10.x before 10.5.2, Certified Asterisk 1.8.11-certx before 1.8.11-cert4, and Asterisk Digiumphones 10.x.x-digiumphones before 10.5.2-digiumphones allows remote authenticated users to cause a denial of service (daemon crash) by establishing multiple voicemail sessions and accessing both the Urgent mailbox and the INBOX mailbox.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Asterisk=1.8.0
Asterisk=1.8.0-beta1
Asterisk=1.8.0-beta2
Asterisk=1.8.0-beta3
Asterisk=1.8.0-beta4
Asterisk=1.8.0-beta5
Asterisk=1.8.0-rc2
Asterisk=1.8.0-rc3
Asterisk=1.8.0-rc4
Asterisk=1.8.0-rc5
Asterisk=1.8.1
Asterisk=1.8.1-rc1
Asterisk=1.8.1.1
Asterisk=1.8.1.2
Asterisk=1.8.2
Asterisk=1.8.2.1
Asterisk=1.8.2.2
Asterisk=1.8.2.3
Asterisk=1.8.2.4
Asterisk=1.8.3
Asterisk=1.8.3-rc1
Asterisk=1.8.3-rc2
Asterisk=1.8.3-rc3
Asterisk=1.8.3.1
Asterisk=1.8.3.2
Asterisk=1.8.3.3
Asterisk=1.8.4
Asterisk=1.8.4-rc1
Asterisk=1.8.4-rc2
Asterisk=1.8.4-rc3
Asterisk=1.8.4.1
Asterisk=1.8.4.2
Asterisk=1.8.4.3
Asterisk=1.8.4.4
Asterisk=1.8.5
Asterisk=1.8.5-rc1
Asterisk=1.8.5.0
Asterisk=1.8.6.0
Asterisk=1.8.6.0-rc1
Asterisk=1.8.6.0-rc2
Asterisk=1.8.6.0-rc3
Asterisk=1.8.7.0
Asterisk=1.8.7.0-rc1
Asterisk=1.8.7.0-rc2
Asterisk=1.8.7.1
Asterisk=1.8.8.0
Asterisk=1.8.8.0-rc1
Asterisk=1.8.8.0-rc2
Asterisk=1.8.8.0-rc3
Asterisk=1.8.8.0-rc5
Asterisk=1.8.8.1
Asterisk=1.8.8.2
Asterisk=1.8.9.0
Asterisk=1.8.9.0-rc1
Asterisk=1.8.9.0-rc2
Asterisk=1.8.9.0-rc3
Asterisk=1.8.9.2
Asterisk=1.8.9.3
Asterisk=1.8.11.0
Asterisk=1.8.11.0-rc2
Asterisk=1.8.11.0-rc3
Asterisk=1.8.11.1
Asterisk=1.8.13.0
Asterisk=1.8.13.0-rc1
Asterisk=1.8.13.0-rc2
Digium Asterisk=1.8.8.0-rc4
Digium Asterisk=1.8.9.1
Digium Asterisk Appliance Developer Kit=1.8.11-cert
Digium Asterisk Appliance Developer Kit=1.8.11-cert1
Asterisk=10.0.0
Asterisk=10.0.0-beta1
Asterisk=10.0.0-beta2
Asterisk=10.0.0-rc1
Asterisk=10.0.0-rc2
Asterisk=10.0.0-rc3
Asterisk=10.0.1
Asterisk=10.1.0
Asterisk=10.1.0-rc1
Asterisk=10.1.0-rc2
Asterisk=10.1.1
Asterisk=10.1.2
Asterisk=10.1.3
Asterisk=10.2.0
Asterisk=10.2.0-rc1
Asterisk=10.2.0-rc2
Asterisk=10.2.0-rc3
Asterisk=10.2.0-rc4
Asterisk=10.2.1
Asterisk=10.3.0
Asterisk=10.3.0-rc2
Asterisk=10.3.0-rc3
Asterisk=10.3.1
Asterisk=10.4.0
Asterisk=10.4.0-rc1
Asterisk=10.4.0-rc2
Asterisk=10.4.0-rc3
Asterisk=10.4.1
Asterisk=10.4.2
Asterisk=10.5.0
Asterisk=10.5.0-rc1
Asterisk=10.5.0-rc2
Asterisk=10.5.1
Digium Asterisk Appliance Developer Kit=1.8.11-cert2
Digium Asterisk Appliance Developer Kit=1.8.11-cert3
Asterisk=10.0.0
Asterisk=10.0.0-beta1
Asterisk=10.0.0-beta2
Asterisk=10.0.0-rc1
Asterisk=10.0.0-rc2
Asterisk=10.0.0-rc3
Asterisk=10.1.0
Asterisk=10.1.0-rc1
Asterisk=10.1.0-rc2
Asterisk=10.2.0
Asterisk=10.2.0-rc1
Asterisk=10.2.0-rc2
Asterisk=10.2.0-rc3
Asterisk=10.2.0-rc4
Asterisk=10.3.0
Asterisk=10.3.0-rc2
Asterisk=10.3.0-rc3
Asterisk=10.4.0
Asterisk=10.4.0-rc1
Asterisk=10.4.0-rc2
Asterisk=10.5.0
Asterisk=10.5.0-rc1
Asterisk=10.5.0-rc2
Asterisk=10.5.1

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Read MoreStart Free Trial

Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2012-3812?

    The severity of CVE-2012-3812 is classified as high due to its potential to cause denial of service.

  • How do I fix CVE-2012-3812?

    To fix CVE-2012-3812, upgrade Asterisk to version 1.8.13.1 or 10.5.2 or later.

  • What systems are affected by CVE-2012-3812?

    CVE-2012-3812 affects Asterisk versions 1.8.x prior to 1.8.13.1 and 10.x prior to 10.5.2.

  • Is CVE-2012-3812 remotely exploitable?

    Yes, CVE-2012-3812 can be exploited by remote authenticated users.

  • What impact does CVE-2012-3812 have on Asterisk?

    CVE-2012-3812 allows remote authenticated users to cause a denial of service in Asterisk.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203