Home/CVE/When saving a page to PDF, certain font styles could have led to a potential use-after-free crash. This vulnerability af
CVE

CVE-2024-4770

When saving a page to PDF, certain font styles could have led to a potential use-after-free crash. This vulnerability af

When saving a page to PDF, certain font styles could have led to a potential use-after-free crash. This vulnerability affects Firefox < 126, Firefox ESR < 115.11, and Thunderbird < 115.11.

HIGH · CVSS 8.8 EPSS 0.00464
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-416Use After Free
▤

Affected Products & Versions

3
mozilla firefox< 115.11.0
mozilla firefox< 126.0
mozilla thunderbird< 115.11.0
⚠

Public Exploits & PoCs

1
pocbugzilla.mozilla.org · show_bug.cgi?id=1893270bugzilla.mozilla.org
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSQLite Firefox Profile Data DB Access
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.1 · security@mozilla.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD14 May 2024 · 06:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

28
msrcCVE-2024-4770
suse-csafopenSUSE-SU-2024:14572-1
suse-csafopenSUSE-SU-2024:13980-1
suse-csafopenSUSE-SU-2024:13981-1
suse-csafSUSE-SU-2024:1858-1
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://lists.debian.org/debian-lts-announce/2024/05/msg00010.htmlMailing List
https://lists.debian.org/debian-lts-announce/2024/05/msg00012.htmlMailing List
https://www.mozilla.org/security/advisories/mfsa2024-21/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-22/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-23/Vendor Advisory
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