CVE-2024-4770: Use After Free
Last updated 24 July 2024
Other sources
When saving a page to PDF, certain font styles could have led to a potential use-after-free crash.
— Mozilla
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Thunderbirdto a version that resolves this vulnerability.Fixed in 115.11 - Upgrade
Upgrade
Firefox ESRto a version that resolves this vulnerability.Fixed in 115.11 - Upgrade
Upgrade
redhat/firefoxto a version that resolves this vulnerability.Fixed in 115.11 - Upgrade
Upgrade
redhat/thunderbirdto a version that resolves this vulnerability.Fixed in 115.11 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 126 - Upgrade
Upgrade
debian/firefox-esrto a version that resolves this vulnerability.Fixed in 115.11.0esr-1~deb12u1 - Upgrade
Upgrade
debian/firefox-esrto a version that resolves this vulnerability.Fixed in 115.11.0esr-1 - Upgrade
Upgrade
debian/thunderbirdto a version that resolves this vulnerability.Fixed in 1:115.11.0-1~deb12u1 - Upgrade
Upgrade
debian/thunderbirdto a version that resolves this vulnerability.Fixed in 1:115.11.0-1 - Upgrade
Upgrade
debian/firefoxto a version that resolves this vulnerability.Fixed in 159.0.1-1 - Upgrade
Upgrade
debian/firefox-esrto a version that resolves this vulnerability.Fixed in 140.12.0esr-1~deb12u1Fixed in 153.6.0esr-1~deb12u2Fixed in 140.15.0esr-1~deb13u1Fixed in 153.6.0esr-1~deb13u1Fixed in 153.5.1esr-1Fixed in 153.6.0esr-1 - Upgrade
Upgrade
debian/thunderbirdto a version that resolves this vulnerability.Fixed in 1:140.12.0esr-1~deb12u1Fixed in 1:153.6.0esr-1~deb12u2Fixed in 1:140.12.0esr-1~deb13u1Fixed in 1:153.6.0esr-1~deb13u1Fixed in 1:153.5.0esr-1Fixed in 1:153.6.0esr-1
Event History
Parent advisories
This vulnerability appears in the following advisories.
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2024-4770?
CVE-2024-4770 has a medium severity rating due to the potential for a use-after-free crash when saving pages to PDF.
How do I fix CVE-2024-4770?
To fix CVE-2024-4770, update your Mozilla Firefox or Thunderbird to the latest version that resolves this vulnerability.
Which products are affected by CVE-2024-4770?
CVE-2024-4770 affects Mozilla Firefox ESR versions up to 115.11 and Mozilla Thunderbird versions up to 115.11.
Can CVE-2024-4770 be exploited remotely?
Yes, CVE-2024-4770 can potentially be exploited remotely through crafted PDF generation processes.
What happens if I don't address CVE-2024-4770?
Failing to address CVE-2024-4770 may result in application crashes and potential exposure to further exploits due to the underlying use-after-free condition.