Critical severity · published Jun 11, 2018
CVE-2018-5104
A use-after-free vulnerability can occur during font face manipulation when a font face is freed while still in use, resulting in a potentially exploitable crash
9.8
CVSS
7%
EPSS
No
On KEV
Description
A use-after-free vulnerability can occur during font face manipulation when a font face is freed while still in use, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.6, Firefox ESR < 52.6, and Firefox < 58.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)7.0% · higher than 94% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
before 58.0; before 52.6.0 · source: NVD
DL
Debian Linux · Debian
7.0; 8.0; 9.0 · source: NVD
EL
Enterprise Linux Desktop · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Server · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Server Aus · Redhat
7.4 · source: NVD
EL
Enterprise Linux Server Eus · Redhat
7.4; 7.5 · source: NVD
EL
Enterprise Linux Workstation · Redhat
6.0; 7.0 · source: NVD
TH
Thunderbird · Mozilla
before 52.6.0 · source: NVD
UL
Ubuntu Linux · Canonical
14.04; 16.04; 17.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-5104
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-5104
Third Party Advisory
http://www.securityfocus.com/bid/102783
Third Party Advisory
http://www.securitytracker.com/id/1040270
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0122
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0262
Issue Tracking
https://bugzilla.mozilla.org/show_bug.cgi?id=1425000
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/01/msg00030.html
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