CVE-2015-1243
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in. Limited direct impact.
- Exploit odds
- 2.0% chance of exploitation in the next 30 days (EPSS).
- Fix
- No patch or advisory is linked yet. Look at mitigations or restrict exposure.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 2.0% in the next 30 days (EPSS).
- Severity: 7.5 HIGH (CVSS).
- Fix: none linked yet, which raises it.
Details
- Published
- Last modified
- Exploit probability
- 2.0% · EPSS, next 30 days
- Record status
- Modified
Affected
- Google Chrome ≤ 42.0.2311.87
- Debian Linux 8.0
- Canonical Ubuntu Linux 14.04
- Canonical Ubuntu Linux 14.10
- Canonical Ubuntu Linux 15.04
- Redhat Enterprise Linux Desktop Supplementary 6.0
- Redhat Enterprise Linux Server Supplementary 6.0
- Redhat Enterprise Linux Server Supplementary Eus 6.6.z
Attack profile CVSS 2.0 · 7.5
- Attack vector
- Network
- Complexity
- Low
- Authentication
- None
- Confidentiality
- Partial
- Integrity
- Partial
- Availability
- Partial
Raw vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2015-1243.md and follow it. Check whether this project is affected by CVE-2015-1243. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
References
- 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
- 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
- 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
- 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