CVE-2018-5188
Critical
Description
Memory safety bugs present in Firefox 60, Firefox ESR 60, and Firefox ESR 52.8. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.
SeverityCritical
CVSS9.8
Exploit probability—
Product
Mozilla Firefox
PublishedOct 18, 2018
First seenOct 18, 2018
How to fix
Update
- mozilla firefox61.0, 60.1.0 or later
- mozilla firefox_esr52.9 or later
- mozilla thunderbird52.9 or later
Vendor advisories
- security.gentoo.org/glsa/201810-01
- access.redhat.com/errata/RHSA-2018:2112
- usn.ubuntu.com/3749-1/
- security.gentoo.org/glsa/201811-13
- access.redhat.com/errata/RHSA-2018:2113
- debian.org/security/2018/dsa-4244
- access.redhat.com/errata/RHSA-2018:2252
- access.redhat.com/errata/RHSA-2018:2251
- usn.ubuntu.com/3705-1/
- usn.ubuntu.com/3714-1/
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mozilla firefox | v < 61.0, 53.0 ≤ v < 60.1.0 | 61.0, 60.1.0 |
| debian debian_linux | 8.0, 9.0 | — |
| canonical ubuntu_linux | 14.04, 16.04, 17.10, 18.04 | — |
| mozilla firefox_esr | v < 52.9 | 52.9 |
| mozilla thunderbird | v < 52.9 | 52.9 |
| redhat enterprise_linux_desktop | 6.0, 7.0 | — |
| redhat enterprise_linux_server | 6.0, 7.0 | — |
| redhat enterprise_linux_server_aus | 7.6 | — |
| redhat enterprise_linux_server_eus | 7.5, 7.6 | — |
| redhat enterprise_linux_server_tus | 7.6 | — |
| redhat enterprise_linux_workstation | 6.0, 7.0 | — |
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