CVE-2018-18512

A use-after-free vulnerability can occur while playing a sound notification in Thunderbird

published April 26, 2019

CVSS
—
EPSS
2%
Percentile
75.3
In the wild
Unconfirmed
What it is

⚠️ A use-after-free vulnerability in Thunderbird means sound notifications can crash unexpectedly while you're trying to stay productive! Think of it like a waiter who clears away a dish while your guest is still savoring the last bite — a recipe for disaster! 🍽️ The sound data gets tossed out, but the audio is still playing, leading to a potential crash. If exploited, this could lead to Thunderbird crashing unexpectedly, disrupting your workflow and causing frustration, especially during important communications. While the risk isn't currently being actively exploited, the possibility of a crash opens up avenues for unintended consequences down the line.

Put simply

Think of it like a waiter who clears away a dish while your guest is still savoring the last bite — a recipe for disaster! 🍽️ The sound data gets tossed out, but the audio is still playing, leading to a potential crash. This vulnerability arises when the sound notification memory is freed while still being accessed for playback. Essentially, it’s a classic case of trying to enjoy a song from a playlist that’s already been deleted!

What to do

If exploited, this could lead to Thunderbird crashing unexpectedly, disrupting your workflow and causing frustration, especially during important communications. While the risk isn't currently being actively exploited, the possibility of a crash opens up avenues for unintended consequences down the line. Upgrade Thunderbird to version 60.5 or later immediately to patch this vulnerability. Make sure to regularly check for updates to keep your software secure and minimize risks. You've got this! With these steps, you'll be back to smooth sailing in no time. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01582 · 75.3th percentile
Published
2019-04-26T16:13Z
EPSS history
Timeline
  • 26 APR 16:13Z
    A use-after-free vulnerability can occur while playing a sound notification in Thunderbird
    cvelistv5