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CVE-2024-2607
Return registers were overwritten which could have allowed an attacker to execute arbitrary code. *Note:* This issue only affected Armv7-A…
High8.1EPSS 1.1%
- Published
- Updated
- Reserved
- Assigned by
- mozilla
Description
Return registers were overwritten which could have allowed an attacker to execute arbitrary code. *Note:* This issue only affected Armv7-A systems. Other operating systems are unaffected. This vulnerability affects Firefox < 124, Firefox ESR < 115.9, and Thunderbird < 115.9.
Timeline
ID reserved
By mozilla
- 1 day later
· 1 day later
Published
- 11 months later
· 11 months 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 | High8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | High8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.1% · top 34% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.1.
Weakness
- JIT code failed to save return registers on Armv7-A
- CWE-123 Write-what-where Condition (opens in a new tab)All about CWE-123 and its CVEs
Affected products
- affected unspecified – < 124
- affected unspecified – < 115.9
- affected unspecified – < 115.9
References (6)
- https://bugzilla.mozilla.org/show_bug.cgi?id=1879939 (opens in a new tab)x_transferred
- https://www.mozilla.org/security/advisories/mfsa2024-12/ (opens in a new tab)x_transferred
- https://www.mozilla.org/security/advisories/mfsa2024-13/ (opens in a new tab)x_transferred
- https://www.mozilla.org/security/advisories/mfsa2024-14/ (opens in a new tab)x_transferred
- https://lists.debian.org/debian-lts-announce/2024/03/msg00022.html (opens in a new tab)x_transferred
- https://lists.debian.org/debian-lts-announce/2024/03/msg00028.html (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-2024-2607)Record last updated .