First published: Tue Aug 01 2023(Updated: )
An out-of-bounds read could have led to an exploitable crash when parsing HTML with DOMParser in low memory situations.
Credit: security@mozilla.org security@mozilla.org security@mozilla.org
Affected Software | Affected Version | How to fix |
---|---|---|
Mozilla Firefox ESR | <115.1 | 115.1 |
Mozilla Thunderbird | <115.1 | 115.1 |
Mozilla Thunderbird | <102.14 | 102.14 |
Mozilla Firefox ESR | <102.14 | 102.14 |
redhat/firefox | <102.14 | 102.14 |
redhat/firefox | <115.1 | 115.1 |
redhat/thunderbird | <102.14 | 102.14 |
redhat/thunderbird | <115.1 | 115.1 |
Mozilla Firefox | <116 | 116 |
Mozilla Firefox | <116.0 | |
Mozilla Firefox ESR | <102.14 | |
Debian Debian Linux | =11.0 | |
Debian Debian Linux | =12.0 | |
Mozilla Firefox ESR | >=102.0<102.14 | |
Mozilla Firefox ESR | >=115.0<115.1 | |
Debian Debian Linux | =10.0 | |
Mozilla Firefox | >=102.0<102.14 | |
Mozilla Firefox | >=115.0<115.1 | |
debian/firefox | 133.0.3-1 | |
debian/firefox-esr | 115.14.0esr-1~deb11u1 128.5.0esr-1~deb11u1 128.3.1esr-1~deb12u1 128.5.0esr-1~deb12u1 128.5.0esr-1 128.5.1esr-1 | |
debian/thunderbird | 1:115.12.0-1~deb11u1 1:128.5.0esr-1~deb11u1 1:115.16.0esr-1~deb12u1 1:128.5.0esr-1~deb12u1 1:128.5.2esr-1 |
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(Appears in the following advisories)
(Found alongside the following vulnerabilities)
The severity of CVE-2023-4048 is high (severity value 7).
CVE-2023-4048 affects Firefox versions < 116 and Firefox ESR versions < 102.14.
CVE-2023-4048 affects Thunderbird versions < 115.1.
To fix CVE-2023-4048 in Firefox, update to version 116 or newer.
To fix CVE-2023-4048 in Thunderbird, update to version 115.1 or newer.