critical
10
CWE
399
Advisory Published
Updated

CVE-2009-0771

First published: Thu Mar 05 2009(Updated: )

The layout engine in Mozilla Firefox before 3.0.7, Thunderbird before 2.0.0.21, and SeaMonkey 1.1.15 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via certain vectors that trigger memory corruption and assertion failures.

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
Mozilla SeaMonkey=1.1.10
Mozilla SeaMonkey=1.0.3
Firefox=2.0.0.12
Thunderbird=2.0.0.4
Mozilla SeaMonkey=1.1.8
Mozilla SeaMonkey=1.0.1
Mozilla SeaMonkey=1.1.7
Thunderbird=2.0.0.6
Mozilla SeaMonkey=1.0.6
Firefox=1.5.0.6
Mozilla SeaMonkey=1.0.9
Mozilla SeaMonkey<=1.1.14
Mozilla SeaMonkey=1.1.3
Firefox=2.0.0.2
Firefox=1.5.0.10
Firefox=1.5.0.3
Mozilla SeaMonkey=1.0
Firefox=1.5.0.11
Thunderbird=2.0.0.18
Thunderbird=2.0.0.9
Mozilla SeaMonkey=1.1.5
Mozilla SeaMonkey=1.0.7
Firefox=1.0.2
Firefox=3.0.4
Mozilla SeaMonkey=1.1-alpha
Thunderbird=2.0.0.16
Firefox=3.0.5
Firefox=1.5
Firefox=1.0.4
Firefox=2.0.0.7
Firefox=1.0.7
Mozilla SeaMonkey=1.1.12
Mozilla SeaMonkey=1.1
Firefox=2.0.0.9
Firefox=2.0.0.16
Thunderbird<=2.0.0.20
Firefox=2.0.0.17
Mozilla SeaMonkey=1.1.2
Firefox=2.0.0.15
Mozilla SeaMonkey=1.0.2
Mozilla SeaMonkey=1.0.8
Thunderbird=2.0.0.0
Mozilla SeaMonkey=1.1.11
Firefox=1.0
Firefox=3.0.3
Mozilla SeaMonkey=1.1-beta
Mozilla SeaMonkey=1.1.1
Firefox=1.5.0.7
Thunderbird=2.0.0.12
Firefox=2.0
Firefox=1.0.1
Firefox=2.0.0.14
Mozilla SeaMonkey=1.0.5
Thunderbird=2.0.0.14
Firefox=1.5.0.8
Firefox=2.0.0.3
Firefox=1.5.0.9
Thunderbird=2.0.0.17
Firefox=1.5.0.5
Firefox=1.5.0.12
Firefox=2.0.0.6
Mozilla SeaMonkey=1.1.6
Firefox=3.0
Firefox=2.0.0.11
Firefox=1.5.0.2
Firefox=1.0.3
Firefox=3.0.1
Firefox=2.0.0.4
Firefox=2.0.0.13
Firefox=2.0.0.18
Firefox<=3.0.6
Firefox=2.0.0.1
Firefox=3.0.2
Thunderbird=2.0.0.5
Mozilla SeaMonkey=1.1.9
Mozilla SeaMonkey=1.1.13
Firefox=2.0.0.20
Firefox=2.0.0.8
Firefox=2.0.0.19
Firefox=1.5.0.4
Firefox=1.5.0.1
Firefox=1.0.5
Firefox=2.0.0.5
Firefox=2.0.0.10
Thunderbird=2.0.0.19
Firefox=1.0.6
Mozilla SeaMonkey=1.1.4
Firefox=1.0.8

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2009-0771?

    CVE-2009-0771 is classified with a severity rating that indicates it can cause denial of service and may lead to arbitrary code execution.

  • How do I fix CVE-2009-0771?

    To remediate CVE-2009-0771, upgrade your Mozilla Firefox, Thunderbird, or SeaMonkey to versions that are not affected, specifically versions 3.0.7 or newer for Firefox, 2.0.0.21 or newer for Thunderbird, and 1.1.15 or newer for SeaMonkey.

  • What versions are affected by CVE-2009-0771?

    CVE-2009-0771 affects Mozilla Firefox versions 1.0 through 3.0.6, Thunderbird up to version 2.0.0.20, and SeaMonkey versions 1.0 through 1.1.14.

  • What type of vulnerability is CVE-2009-0771?

    CVE-2009-0771 is a memory corruption vulnerability that can trigger crashes or potential arbitrary code execution.

  • Are there any mitigations for CVE-2009-0771?

    Mitigations for CVE-2009-0771 include disabling the affected applications or ensuring users upgrade to the latest versions immediately.

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