Access of Resource Using Incompatible Type ('Type Confusion') Affecting firefox-esr package, versions <60.6.1esr-1
Threat Intelligence
Snyk has a published code exploit for this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-DEBIANUNSTABLE-FIREFOXESR-341346
- published25 Mar 2019
- disclosed26 Apr 2019
Introduced: 25 Mar 2019
CVE-2019-9813 (opens in a new tab)How to fix?
Upgrade Debian:unstable firefox-esr to version 60.6.1esr-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream firefox-esr package and not the firefox-esr package as distributed by Debian.
See How to fix? for Debian:unstable relevant fixed versions and status.
Incorrect handling of proto mutations may lead to type confusion in IonMonkey JIT code and can be leveraged for arbitrary memory read and write. This vulnerability affects Firefox < 66.0.1, Firefox ESR < 60.6.1, and Thunderbird < 60.6.1.
References
- https://security-tracker.debian.org/tracker/CVE-2019-9813
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9813
- https://www.mozilla.org/security/advisories/mfsa2019-09/
- https://www.mozilla.org/security/advisories/mfsa2019-10/
- https://www.mozilla.org/security/advisories/mfsa2019-12/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1538006
- https://access.redhat.com/errata/RHSA-2019:0966
- https://access.redhat.com/errata/RHSA-2019:1144
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2019-9813
- https://www.exploit-db.com/exploits/46646