CVE-2018-18512: Use After Free
First published: Tue Jan 29 2019(Updated: )
A use-after-free vulnerability can occur while playing a sound notification in Thunderbird. The memory storing the sound data is immediately freed, although the sound is still being played asynchronously, leading to a potentially exploitable crash.
Credit: security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mozilla Thunderbird | <60.5 | 60.5 |
| Mozilla Thunderbird | <65.0 | |
| debian/thunderbird | 1:91.12.0-1~deb10u1 1:115.6.0-1~deb10u1 1:102.13.1-1~deb11u1 1:115.6.0-1~deb11u1 1:115.5.0-1~deb12u1 1:115.6.0-1~deb12u1 1:115.6.0-1 |
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Reference Links
- https://bugzilla.mozilla.org/show_bug.cgi?id=1482659
- https://www.mozilla.org/en-US/security/advisories/mfsa2019-03/
- https://www.mozilla.org/en-US/security/advisories/mfsa2019-03/#CVE-2018-18501
- https://www.mozilla.org/security/advisories/mfsa2019-03/
- https://www.mozilla.org/en-US/security/advisories/mfsa2019-03/#CVE-2018-18512
- https://security-tracker.debian.org/tracker/CVE-2018-18512
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is CVE-2018-18512?
CVE-2018-18512 is a use-after-free vulnerability that can occur while playing a sound notification in Thunderbird.
How does the use-after-free vulnerability in CVE-2018-18512 occur?
The use-after-free vulnerability in CVE-2018-18512 occurs when the memory storing the sound data is immediately freed while the sound is still being played asynchronously.
What is the potential impact of CVE-2018-18512?
CVE-2018-18512 can lead to a potentially exploitable crash in Thunderbird.
Which versions of Thunderbird are affected by CVE-2018-18512?
Thunderbird versions < 60.5 are affected by CVE-2018-18512.
How can I mitigate the vulnerability in CVE-2018-18512?
To mitigate the vulnerability in CVE-2018-18512, update Thunderbird to version 60.5 or higher.
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