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CVE-2015-1243

UnknownEPSS 2.34%

Last modified

CVE-2015-1243 is a vulnerability of currently unknown severity. Use-after-free vulnerability in the MutationObserver::disconnect function in core/dom/MutationObserver.cpp in the DOM implementation in Blink, as used in Google Chrome before 42.0.2311.135, allows remote attackers to cause a denial of service or possibly have unspecified other impact by triggering an attempt to unregister a MutationObserver object that is not currently registered.. EPSS estimates a 2.34% chance of exploitation in the next 30 days.

Description

Use-after-free vulnerability in the MutationObserver::disconnect function in core/dom/MutationObserver.cpp in the DOM implementation in Blink, as used in Google Chrome before 42.0.2311.135, allows remote attackers to cause a denial of service or possibly have unspecified other impact by triggering an attempt to unregister a MutationObserver object that is not currently registered.

Metrics

EPSS Probability
2.34%

81.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
GoogleChrome<= 42.0.2311.87
DebianDebian Linux8.0
CanonicalUbuntu Linux14.04
CanonicalUbuntu Linux14.10
CanonicalUbuntu Linux15.04
RedhatEnterprise Linux Desktop Supplementary6.0
RedhatEnterprise Linux Server Supplementary6.0
RedhatEnterprise Linux Server Supplementary Eus6.6.z
RedhatEnterprise Linux Workstation Supplementary6.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2015-1243?
Use-after-free vulnerability in the MutationObserver::disconnect function in core/dom/MutationObserver.cpp in the DOM implementation in Blink, as used in Google Chrome before 42.0.2311.135, allows remote attackers to cause a denial of service or possibly have unspecified other impact by triggering an attempt to unregister a MutationObserver object that is not currently registered.
How severe is CVE-2015-1243?
Severity scoring for CVE-2015-1243 is pending analysis. The EPSS model estimates a 2.34% probability of exploitation in the next 30 days.
How do I fix CVE-2015-1243?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-1243?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST