First published: Tue Apr 11 2023(Updated: )
Following a Garbage Collector compaction, weak maps may have been accessed before they were correctly traced. This resulted in memory corruption and a potentially exploitable crash.
Credit: security@mozilla.org security@mozilla.org
Affected Software | Affected Version | How to fix |
---|---|---|
Mozilla Firefox ESR | <102.10 | 102.10 |
Mozilla Thunderbird | <102.10 | 102.10 |
Mozilla Firefox | <112 | 112 |
All of | ||
Mozilla Firefox | =112 | |
Google Android | ||
All of | ||
Mozilla Focus | =112 | |
Google Android | ||
Mozilla Firefox | <112.0 | |
Mozilla Firefox | <112.0 | |
Mozilla Firefox ESR | <102.10 | |
Mozilla Focus | <112.0 | |
Mozilla Thunderbird | <102.10 | |
debian/firefox | 131.0-1 | |
debian/firefox-esr | 115.14.0esr-1~deb11u1 128.3.0esr-1~deb11u2 115.14.0esr-1~deb12u1 128.3.0esr-1~deb12u1 115.15.0esr-1 128.3.0esr-2 | |
debian/thunderbird | 1:115.12.0-1~deb11u1 1:115.15.0-1~deb11u1 1:115.12.0-1~deb12u1 1:115.15.0-1~deb12u1 1:128.2.0esr-1 1:128.3.0esr-1 |
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(Found alongside the following vulnerabilities)
CVE-2023-29535 is a vulnerability in Firefox, Focus for Android, and Firefox ESR that allows for memory corruption and potentially exploitable crashes.
Firefox versions prior to 112, Focus for Android versions prior to 112, and Firefox ESR versions prior to 102.10 are affected by CVE-2023-29535.
CVE-2023-29535 can be exploited by accessing weak maps before they are correctly traced, resulting in memory corruption and potentially exploitable crashes.
CVE-2023-29535 has a severity level of high, with a CVSS score of 7.
To fix CVE-2023-29535, update Firefox to version 112 or later, Focus for Android to version 112 or later, or Firefox ESR to version 102.10 or later.