CVE-2015-6757 Use after free in n/a

What is CVE-2015-6757?

CVE-2015-6757 is a high-severity use after free vulnerability in Google Chrome, published on 15 Oct 2015. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Use-after-free vulnerability in content/browser/service_worker/embedded_worker_instance.cc in the ServiceWorker implementation in Google Chrome before 46.0.2490.71 allows remote attackers to cause a denial of service or possibly have unspecified other impact by leveraging object destruction in a callback.

Which versions are affected by CVE-2015-6757?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2015-6757?

Upgrade to a fixed version.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2015-6757 being exploited?

There is no known exploitation of CVE-2015-6757 in the wild and no public exploit code.

Other vulnerabilities in Google Chrome

• CVE-2022-4135 Google Chromium GPU Heap Buffer Overflow Exploited Critical 9.6
• CVE-2020-16017 Google Chrome Use-After-Free Exploited Critical 9.6
• CVE-2020-16010 Google Chrome for Android UI Heap Buffer Overflow Exploited Critical 9.6
• CVE-2026-87491 Google Chromium V8 Out of Bounds Write Exploited High 8.8
• CVE-2026-85046 Google Chromium V8 Type Confusion Exploited High 8.8

All Google Chrome vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-3ffw-g42j-mp5v, UBUNTU-CVE-2015-6757.