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CVE-2018-5686

In MuPDF 1.12.0, there is an infinite loop vulnerability and application hang in the...

5.5 MediumFix available

In MuPDF 1.12.0, there is an infinite loop vulnerability and application hang in the pdf_parse_array function (pdf/pdf-parse.c) because EOF is not considered. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted pdf file.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

1.47%Down 0.2 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 5.5

In MuPDF 1.12.0, there is an infinite loop vulnerability and application hang in the pdf_parse_array function (pdf/pdf-parse.c) because EOF is not considered. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted pdf file.

Record
CVE-2018-5686
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness
CWE-835
Updated
2026-11-02
CVE List No score

In MuPDF 1.12.0, there is an infinite loop vulnerability and application hang in the pdf_parse_array function (pdf/pdf-parse.c) because EOF is not considered. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted pdf file.

Record
CVE-2018-5686
Updated
2026-11-02
EUVDEUVD-2018-17455 No score

In MuPDF 1.12.0, there is an infinite loop vulnerability and application hang in the pdf_parse_array function (pdf/pdf-parse.c) because EOF is not considered. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted pdf file.

Record
EUVD-2018-17455
Updated
2026-11-03
GitHub AdvisoriesGHSA-6j78-9283-gj3w 5.5

In MuPDF 1.12.0, there is an infinite loop vulnerability and application hang in the...

In MuPDF 1.12.0, there is an infinite loop vulnerability and application hang in the pdf_parse_array function (pdf/pdf-parse.c) because EOF is not considered. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted pdf file.

Record
GHSA-6j78-9283-gj3w
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness
CWE-835
Updated
2026-11-02
OSVALPINE-CVE-2018-5686 5.5

In MuPDF 1.12.0, there is an infinite loop vulnerability and application hang in the pdf_parse_array function (pdf/pdf-parse.c) because EOF is not considered. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted pdf file.

Record
ALPINE-CVE-2018-5686
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-03
OSV 5.5

In MuPDF 1.12.0, there is an infinite loop vulnerability and application hang in the pdf_parse_array function (pdf/pdf-parse.c) because EOF is not considered. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted pdf file.

Record
CVE-2018-5686
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2018-5686 5.5

In MuPDF 1.12.0, there is an infinite loop vulnerability and application hang in the pdf_parse_array function (pdf/pdf-parse.c) because EOF is not considered. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted pdf file.

Record
DEBIAN-CVE-2018-5686
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2018-5686 5.5

In MuPDF 1.12.0, there is an infinite loop vulnerability and application hang in the pdf_parse_array function (pdf/pdf-parse.c) because EOF is not considered. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted pdf file.

Record
UBUNTU-CVE-2018-5686
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVopenSUSE-SU-2024:11068-1 No score

mupdf-1.18.0-1.7 on GA media

These are all security issues fixed in the mupdf-1.18.0-1.7 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:11068-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
mupdf
Alpine:v3.10
 before 1.13-r0
1.13-r0
mupdf
Alpine:v3.11
 before 1.13-r0
1.13-r0
mupdf
Alpine:v3.12
 before 1.13-r0
1.13-r0
mupdf
Alpine:v3.13
 before 1.13-r0
1.13-r0
mupdf
Alpine:v3.14
 before 1.13-r0
1.13-r0
mupdf
Alpine:v3.15
 before 1.13-r0
1.13-r0
mupdf
Alpine:v3.16
 before 1.13-r0
1.13-r0
mupdf
Alpine:v3.17
 before 1.13-r0
1.13-r0
mupdf
Alpine:v3.18
 before 1.13-r0
1.13-r0
mupdf
Alpine:v3.19
 before 1.13-r0
1.13-r0
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Affected packages
PackageAffectedFixed
mupdf
Alpine:v3.20
 before 1.13-r0
1.13-r0
mupdf
Alpine:v3.21
 before 1.13-r0
1.13-r0
mupdf
Alpine:v3.22
 before 1.13-r0
1.13-r0
mupdf
Alpine:v3.23
 before 1.13-r0
1.13-r0
mupdf
Alpine:v3.24
 before 1.13-r0
1.13-r0
mupdf
Alpine:v3.7
 before 1.13-r0
1.13-r0
mupdf
Alpine:v3.8
 before 1.13-r0
1.13-r0
mupdf
Alpine:v3.9
 before 1.13-r0
1.13-r0
mupdf
Debian:12
 before 1.13.0+ds1-1
1.13.0+ds1-1
mupdf
Debian:13
 before 1.13.0+ds1-1
1.13.0+ds1-1
mupdf
Debian:14
 before 1.13.0+ds1-1
1.13.0+ds1-1
mupdf
Debian:8
 before 1.5-1+deb8u6, plus listed versions
1.5-11.5-1+deb8u11.5-1+deb8u21.5-1+deb8u31.5-1+deb8u41.5-1+deb8u5
1.5-1+deb8u6
mupdf
Debian:9
 before 1.9a+ds1-4+deb9u4, plus listed versions
1.9a+ds1-41.9a+ds1-4+deb9u11.9a+ds1-4+deb9u21.9a+ds1-4+deb9u3
1.9a+ds1-4+deb9u4
mupdf
Ubuntu:Pro:16.04:LTS
 All versions, plus listed versions
1.7-11.7a-11.7a-1ubuntu0.1~esm1
 None known
mupdf
Ubuntu:Pro:18.04:LTS
 All versions, plus listed versions
1.11+ds1-1.11.11+ds1-21.12.0+ds1-11.12.0+ds1-1ubuntu0.1~esm11.12.0+ds1-1ubuntu0.1~esm2
 None known
mupdf
openSUSE:Tumbleweed
 before 1.18.0-1.7
1.18.0-1.7

History

History
RecordedChangedSources
affectedOSV
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-5686 is a medium vulnerability (CVSS 5.5) in Artifex Mupdf, published January 14, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.47%, the 73rd percentile. Fixed in mupdf 1.13-r0.

References

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