VulnerabilityAnalyzed
CVE-2024-3859
On 32-bit versions there were integer-overflows that led to an out-of-bounds-read that potentially could be triggered by a malformed OpenType font.
MEDIUM 5.9EPSS 0.67%
Does this matter?
Lower severity and a low EPSS score (0.67%). Track it; it rarely justifies an emergency change on its own.
Description
On 32-bit versions there were integer-overflows that led to an out-of-bounds-read that potentially could be triggered by a malformed OpenType font. This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.
- CVSS 3.1
- 5.9 MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:H/A:N
- EPSS
- 0.67% probability · 50th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-125, CWE-190
- Affected
- mozilla/firefox · mozilla/thunderbird · debian/debian linux
- Source
- security@mozilla.org
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1874489Issue Tracking
- https://lists.debian.org/debian-lts-announce/2024/04/msg00012.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2024/04/msg00013.htmlMailing List, Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-18/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-19/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-20/Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1874489Issue Tracking
- https://lists.debian.org/debian-lts-announce/2024/04/msg00012.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2024/04/msg00013.htmlMailing List, Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-18/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-19/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-20/Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.