CVE-2023-6861: Buffer Overflow
Last updated 24 July 2024
Other sources
The nsWindow::PickerOpen(void) method was susceptible to a heap buffer overflow when running in headless mode.
External Reference: https://www.mozilla.org/en-US/security/advisories/mfsa2023-54/#CVE-2023-6861
— Red Hat
The nsWindow::PickerOpen(void) method was susceptible to a heap buffer overflow when running in headless mode. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
— Launchpad
The nsWindow::PickerOpen(void) method was susceptible to a heap buffer overflow when running in headless mode.
— Mozilla
Affected Software
Event History
Parent advisories
This vulnerability appears in the following advisories.
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2023-6861?
The severity of CVE-2023-6861 is high due to its potential for heap buffer overflow vulnerabilities.
How do I fix CVE-2023-6861?
To fix CVE-2023-6861, update your affected software to the latest version that addresses this vulnerability.
Which software versions are affected by CVE-2023-6861?
CVE-2023-6861 affects Mozilla Firefox ESR versions up to and including 115.6 and Thunderbird versions up to and including 115.6.
What kind of vulnerability is CVE-2023-6861?
CVE-2023-6861 is classified as a heap buffer overflow vulnerability in the nsWindow::PickerOpen method.
Is there a patch available for CVE-2023-6861?
Yes, a patch for CVE-2023-6861 is included in the latest updates for the affected software products.