CVE-2024-2608
8.4
HIGH
CVSS 3.1
EPSS 0.22%
Description
`AppendEncodedAttributeValue(), ExtraSpaceNeededForAttrEncoding()` and `AppendEncodedCharacters()` could have experienced integer overflows, causing underallocation of an output buffer leading to an out of bounds write. This vulnerability affects Firefox < 124, Firefox ESR < 115.9, and Thunderbird < 115.9.
How to fix CVE-2024-2608
To remediate CVE-2024-2608, upgrade the affected package to a fixed version below.
- Debian/firefox-esr—upgrade to 115.9.0esr-1~deb11u1 or later
- —upgrade to 1:115.9.0-1~deb11u1 or later
Is CVE-2024-2608 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 115.9.0esr-1~deb11u1
- from 0, < 1:115.9.0-1~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.4 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |