CVE-2019-17026
- Source
- https://cve.org/CVERecord?id=CVE-2019-17026
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-17026.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2019-17026
- Downstream
- Related
- Published
- 2020-03-02T05:15:12.010Z
- Modified
- 2026-03-12T23:07:24.846946Z
- Severity
-
- 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
Incorrect alias information in IonMonkey JIT compiler for setting array elements could lead to a type confusion. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Firefox ESR < 68.4.1, Thunderbird < 68.4.1, and Firefox < 72.0.1.
- References
-
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-17026
- https://security.gentoo.org/glsa/202003-02
- https://usn.ubuntu.com/4335-1/
- https://www.mozilla.org/security/advisories/mfsa2020-03/
- https://www.mozilla.org/security/advisories/mfsa2020-04/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1607443
- http://packetstormsecurity.com/files/162568/Firefox-72-IonMonkey-JIT-Type-Confusion.html
Affected packages
Git /
Database specific
source
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-17026.json"
unresolved_ranges
[
{
"events": [
{
"introduced": "0"
},
{
"fixed": "68.4.1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"fixed": "72.0.1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"fixed": "68.4.1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "16.04"
}
]
}
]