Medium severity · published Dec 22, 2022
CVE-2022-46880
A missing check related to tex units could have led to a use-after-free and potentially exploitable crash.<br />*Note*: This advisory was added on December 13th, 2022 after we…
6.5
CVSS
0.7%
EPSS
No
On KEV
Description
A missing check related to tex units could have led to a use-after-free and potentially exploitable crash.<br />*Note*: This advisory was added on December 13th, 2022 after we better understood the impact of the issue. The fix was included in the original release of Firefox 105. This vulnerability affects Firefox ESR < 102.6, Firefox < 105, and Thunderbird < 102.6.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 53% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
before 105.0 · source: NVD
FE
Firefox Esr · Mozilla
before 102.6 · source: NVD
TH
Thunderbird · Mozilla
before 102.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-46880
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-46880
Issue Tracking
https://bugzilla.mozilla.org/show_bug.cgi?id=1749292
security.gentoo.org
https://security.gentoo.org/glsa/202305-06
security.gentoo.org
https://security.gentoo.org/glsa/202305-13
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-40/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-52/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-53/
More from Firefox
10.0
CVE-2019-11708
Mozilla Firefox and Thunderbird Sandbox Escape Vulnerability
9.8
CVE-2024-9680
Mozilla Firefox Use-After-Free Vulnerability
9.8
CVE-2010-3765
Mozilla Multiple Products Remote Code Execution Vulnerability
9.6
CVE-2022-26486
Mozilla Firefox Use-After-Free Vulnerability
8.8
CVE-2023-5217
Google Chromium libvpx Heap Buffer Overflow Vulnerability