CVE-2015-1243

Home/CVE/Use-after-free vulnerability in the MutationObserver::disconnect function in core/dom/MutationObserver.cpp in the DOM im

CVE

Use-after-free vulnerability in the MutationObserver::disconnect function in core/dom/MutationObserver.cpp in the DOM im

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.

HIGH · CVSS 7.5 EPSS 0.01563

Schedule remediation

CVSS base score ≥ 7.0

Sigma rules2 YARA rules0

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Affected Products & Versions

google chrome<= 42.0.2311.87
debian linuxall versions
canonical ubuntu linuxall versions
redhat enterprise linux desktop supplementaryall versions
redhat enterprise linux server supplementaryall versions
redhat enterprise linux server supplementary eusall versions
redhat enterprise linux workstation supplementaryall versions

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Sigma Hunt Rules

Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.

producthighRunning Chrome VPN Extensions via the Registry 2 VPN Extension

productmediumPotential Chrome Frame Helper DLL Sideloading

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Scoring & Timeline

7.5

HIGH · CVSS v2 (legacy) · chrome-cve-admin@google.com

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Published to NVD01 May 2015 · 10:59 AM

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Vendor Advisories

suse-csafopenSUSE-SU-2024:10171-1
suse-csafopenSUSE-SU-2024:12948-1
usnUSN-2582-1
rhsaRHSA-2015:0921Important

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References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://googlechromereleases.blogspot.com/2015/04/stable-channel-update_28.html

http://lists.opensuse.org/opensuse-updates/2015-05/msg00009.html

http://rhn.redhat.com/errata/RHSA-2015-0921.html

http://www.debian.org/security/2015/dsa-3242

http://www.securityfocus.com/bid/74389

http://www.securitytracker.com/id/1032234

Show all 10 references

http://www.ubuntu.com/usn/USN-2582-1

https://code.google.com/p/chromium/issues/detail?id=453279

https://security.gentoo.org/glsa/201506-04

https://src.chromium.org/viewvc/blink?revision=192655&view=revision

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