Mozilla Thunderbird up to 102.5 WebGL use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.2$5k-$25k0.00

Summaryinfo

A vulnerability was found in Mozilla Thunderbird up to 102.5. It has been rated as critical. Affected is an unknown function of the component WebGL. Performing a manipulation results in use after free. This vulnerability is reported as CVE-2022-46880. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, was found in Mozilla Thunderbird up to 102.5 (Mail Client Software). This affects an unknown function of the component WebGL. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was disclosed 12/13/2022 by Atte Kettunen as Bug 1749292 as confirmed advisory (Website). The advisory is shared at bugzilla.mozilla.org. The advisory contains:

A missing check related to tex units could have led to a use-after-free and potentially exploitable crash.
This vulnerability is uniquely identified as CVE-2022-46880. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 04/15/2025).

The vulnerability scanner Nessus provides a plugin with the ID 208639 (CentOS 7 : thunderbird (RHSA-2022:9079)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 102.6 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (208639). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 208639
Nessus Name: CentOS 7 : thunderbird (RHSA-2022:9079)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Thunderbird 102.6

Timelineinfo

12/09/2022 🔍
12/13/2022 +4 days 🔍
12/13/2022 +0 days 🔍
12/19/2022 +6 days 🔍
04/28/2025 +861 days 🔍

Sourcesinfo

Vendor: mozilla.org

Advisory: Bug 1749292
Researcher: Atte Kettunen
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2022-46880 (🔍)
GCVE (CVE): GCVE-0-2022-46880
GCVE (VulDB): GCVE-100-216237

Entryinfo

Created: 12/19/2022 09:38
Updated: 04/28/2025 12:27
Changes: 12/19/2022 09:38 (14), 12/19/2022 09:39 (4), 12/19/2022 09:42 (28), 01/15/2023 13:39 (2), 01/15/2023 13:45 (11), 10/12/2024 08:50 (17), 04/15/2025 16:43 (1), 04/28/2025 12:27 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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