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CVE-2023-25751
Sometimes, when invalidating JIT code while following an iterator, the newly generated code could be overwritten incorrectly. This could…
Medium6.5EPSS 0.69%
- Published
- Updated
- Reserved
- Assigned by
- mozilla
Description
Sometimes, when invalidating JIT code while following an iterator, the newly generated code could be overwritten incorrectly. This could lead to a potentially exploitable crash. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| 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)
- 0.69% · top 47% of all CVEs (5 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: no · Technical impact: partial
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.
Weakness
- Incorrect code generation during JIT compilation
Affected products
- affected unspecified – < 111
- affected unspecified – < 102.9
- affected unspecified – < 102.9
References (4)
- https://www.mozilla.org/security/advisories/mfsa2023-09/ (opens in a new tab)x_transferred
- https://www.mozilla.org/security/advisories/mfsa2023-10/ (opens in a new tab)x_transferred
- https://www.mozilla.org/security/advisories/mfsa2023-11/ (opens in a new tab)x_transferred
- https://bugzilla.mozilla.org/show_bug.cgi?id=1814899 (opens in a new tab)x_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-2023-25751)Record last updated .