CVE-2018-18500
N/A
Published: February 5, 2019 at 09:00 PM UTC
Updated: June 17, 2026 at 01:47 AM UTC
11 products affected across 4 vendorsDebian LinuxUbuntu LinuxFirefox
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Severity
N/A
Exploit prediction
EPSS 13%
Description
A use-after-free vulnerability can occur while parsing an HTML5 stream in concert with custom HTML elements. This results in the stream parser object being freed while still in use, leading to a potentially exploitable crash. This vulnerability affects Thunderbird < 60.5, Firefox ESR < 60.5, and Firefox < 65.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Ubuntu Linux· Canonicalrubygems
95%Debian Linux· Debiandrupal
95%v < 65.0
Affected range stops below 65.0, so it looks safe — our inference, not a vendor statement
v < 60.5
Affected range stops below 60.5, so it looks safe — our inference, not a vendor statement
v < 60.5
Affected range stops below 60.5, so it looks safe — our inference, not a vendor statement
95%
Enterprise Linux Server· Red Hatrubygems
95%95%
95%
95%
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (17)
Vendor Advisoryx_refsource_SUSE
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00021.htmlVDB Entryx_refsource_BIDThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/106781Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2019:0218Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2019:0219Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2019:0269Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2019:0270Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2019/01/msg00025.htmlMailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2019/02/msg00024.htmlQuick Info
StatusMODIFIED
CWE
CWE-416
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