CVE-2025-8027
- Source
- https://cve.org/CVERecord?id=CVE-2025-8027
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-8027.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2025-8027
- Downstream
- Related
- Published
- 2025-07-22T21:15:49.830Z
- Modified
- 2026-03-13T08:02:23.166682Z
- Severity
-
- 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N CVSS Calculator
- Summary
- [none]
- Details
-
On 64-bit platforms IonMonkey-JIT only wrote 32 bits of the 64-bit return value space on the stack. Baseline-JIT, however, read the entire 64 bits. This vulnerability affects Firefox < 141, Firefox ESR < 115.26, Firefox ESR < 128.13, Firefox ESR < 140.1, Thunderbird < 141, Thunderbird < 128.13, and Thunderbird < 140.1.
- References
-
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
- https://www.mozilla.org/security/advisories/mfsa2025-57/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1968423
Affected packages
Git /
Database specific
unresolved_ranges
[
{
"events": [
{
"introduced": "0"
},
{
"fixed": "115.26.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"fixed": "141.0"
}
]
},
{
"events": [
{
"introduced": "128.0"
},
{
"fixed": "128.13.0"
}
]
},
{
"events": [
{
"introduced": "140.0"
},
{
"fixed": "140.1.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"fixed": "128.13.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"fixed": "141.0"
}
]
},
{
"events": [
{
"introduced": "140.0"
},
{
"fixed": "140.1.0"
}
]
}
]
source
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-8027.json"