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…
- Published
- Updated
- Reserved
- Assigned by
- mozilla
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.
Timeline
ID reserved
By mozilla
- 13 days later
· 13 days later
Published
- 2 years later
· 2 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.70% · top 47% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.
Weakness
- Use-after-free in WebGL
- CWE-416 Use After Free (opens in a new tab)All about CWE-416 and its CVEs
Affected products
- affected unspecified – < 102.6
- affected unspecified – < 105
- affected unspecified – < 102.6
References (6)
- https://www.mozilla.org/security/advisories/mfsa2022-52/ (opens in a new tab)x_transferred
- https://www.mozilla.org/security/advisories/mfsa2022-53/ (opens in a new tab)x_transferred
- https://www.mozilla.org/security/advisories/mfsa2022-40/ (opens in a new tab)x_transferred
- https://bugzilla.mozilla.org/show_bug.cgi?id=1749292 (opens in a new tab)x_transferred
- GLSA-202305-06 (opens in a new tab)vendor-advisoryx_transferred
- GLSA-202305-13 (opens in a new tab)vendor-advisoryx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-46880)Record last updated .