Use After Free Affecting firefox package, versions <0:52.6.0-1.0.1.el7_4
Threat Intelligence
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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- published10 Apr 2022
- disclosed11 Jun 2018
Introduced: 11 Jun 2018
CVE-2018-5091 (opens in a new tab)How to fix?
Upgrade Oracle:7 firefox to version 0:52.6.0-1.0.1.el7_4 or higher.
This issue was patched in ELSA-2018-0122.
NVD Description
Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by Oracle.
See How to fix? for Oracle:7 relevant fixed versions and status.
A use-after-free vulnerability can occur during WebRTC connections when interacting with the DTMF timers. This results in a potentially exploitable crash. This vulnerability affects Firefox ESR < 52.6 and Firefox < 58.
References
- https://linux.oracle.com/cve/CVE-2018-5091.html
- https://linux.oracle.com/errata/ELSA-2018-0122.html
- http://www.securityfocus.com/bid/102783
- http://www.securitytracker.com/id/1040270
- https://access.redhat.com/errata/RHSA-2018:0122
- https://bugzilla.mozilla.org/show_bug.cgi?id=1423086
- https://lists.debian.org/debian-lts-announce/2018/01/msg00030.html
- https://usn.ubuntu.com/3544-1/
- https://www.debian.org/security/2018/dsa-4096
- https://www.debian.org/security/2018/dsa-4102
- https://www.mozilla.org/security/advisories/mfsa2018-02/
- https://www.mozilla.org/security/advisories/mfsa2018-03/