Vulnerability Details : CVE-2018-6942
An issue was discovered in FreeType 2 through 2.9. A NULL pointer dereference in the Ins_GETVARIATION() function within ttinterp.c could lead to DoS via a crafted font file.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2018-6942
- cpe:2.3:a:freetype:freetype:*:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-6942
0.27%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 47 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-6942
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2018-6942
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-6942
-
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5736
5736 - freetype2/ftfuzzer: Null-dereference READ in Ins_GETVARIATION - oss-fuzz - MonorailThird Party Advisory
-
https://www.oracle.com/security-alerts/cpuapr2020.html
Oracle Critical Patch Update Advisory - April 2020
-
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00054.html
[security-announce] openSUSE-SU-2020:0704-1: moderate: Security update f
-
https://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=29c759284e305ec428703c9a5831d0b1fc3497ef
freetype/freetype2.git - The FreeType 2 libraryPatch;Third Party Advisory
-
https://usn.ubuntu.com/3572-1/
USN-3572-1: FreeType vulnerability | Ubuntu security noticesThird Party Advisory
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