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CVE-2018-1000036

In MuPDF 1.12.0 and earlier, multiple memory leaks in the PDF parser allow an attacker to cause a...

5.5 MediumFix available

In Artifex MuPDF 1.12.0 and earlier, multiple memory leaks in the PDF parser allow an attacker to cause a denial of service (memory leak) via a crafted 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

0.97%Up 0.2 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 5.5

In Artifex MuPDF 1.12.0 and earlier, multiple memory leaks in the PDF parser allow an attacker to cause a denial of service (memory leak) via a crafted file.

Record
CVE-2018-1000036
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-772
Updated
2026-11-02
CVE List No score

In Artifex MuPDF 1.12.0 and earlier, multiple memory leaks in the PDF parser allow an attacker to cause a denial of service (memory leak) via a crafted file.

Record
CVE-2018-1000036
Updated
2026-11-02
EUVDEUVD-2018-1797 No score

In Artifex MuPDF 1.12.0 and earlier, multiple memory leaks in the PDF parser allow an attacker to cause a denial of service (memory leak) via a crafted file.

Record
EUVD-2018-1797
Updated
2026-11-03
GitHub AdvisoriesGHSA-cqwp-8vf4-jg4p 5.5

In MuPDF 1.12.0 and earlier, multiple memory leaks in the PDF parser allow an attacker to cause a...

In MuPDF 1.12.0 and earlier, multiple memory leaks in the PDF parser allow an attacker to cause a denial of service (memory leak) via a crafted file.

Record
GHSA-cqwp-8vf4-jg4p
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-772
Updated
2026-11-02
OSV 5.5

In Artifex MuPDF 1.12.0 and earlier, multiple memory leaks in the PDF parser allow an attacker to cause a denial of service (memory leak) via a crafted file.

Record
CVE-2018-1000036
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-2018-1000036 5.5

In Artifex MuPDF 1.12.0 and earlier, multiple memory leaks in the PDF parser allow an attacker to cause a denial of service (memory leak) via a crafted file.

Record
DEBIAN-CVE-2018-1000036
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-2018-1000036 5.5

In Artifex MuPDF 1.12.0 and earlier, multiple memory leaks in the PDF parser allow an attacker to cause a denial of service (memory leak) via a crafted file.

Record
UBUNTU-CVE-2018-1000036
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
OSVUSN-7825-1 No score

mupdf vulnerabilities

It was discovered that MuPDF incorrectly managed memory, resulting in a memory leak. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS. (CVE-2018-1000036)

It was discovered that MuPDF could enter an infinite loop when parsing certain PDF files. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS. (CVE-2018-10289)

It was discovered that MuPDF incorrectly managed memory, possibly leading to a segmentation fault. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS. (CVE-2018-16647, CVE-2018-16648)

It was discovered that MuPDF contained a use-after-free vulnerability. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-21896)

It was discovered that MuPDF incorrectly managed memory, resulting in a memory leak. An attacker could possibly use this issue to cause a denial of service or obtain sensitive information. This issue only affected Ubuntu 20.04 LTS. (CVE-2020-26683)

Maxim Mishechkin, Vitalii Akolzin, Shamil Kurmangaleev, Denis Straghkov, Fedor Nis'kov and Ivan Gulakov discovered that MuPDF incorrectly managed memory under certain circumstances, leading to a double-free. An attacker could possibly use this to cause a denial of service. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2021-3407)

Xuwei Liu discovered that MuPDF may perform an out-of-bounds write under certain circumstances. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2021-37220)

Record
USN-7825-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
mupdf
Debian:12
before 1.14.0+ds1-1
1.14.0+ds1-1
mupdf
Debian:13
before 1.14.0+ds1-1
1.14.0+ds1-1
mupdf
Debian:14
before 1.14.0+ds1-1
1.14.0+ds1-1
mupdf
Debian:9
before 1.14.0+ds1-4+deb9u1, plus listed versions
1.11+ds1-11.11+ds1-1.11.11+ds1-21.12.0+ds1-11.13.0+ds1-1
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1.13.0+ds1-21.13.0+ds1-31.14.0+ds1-11.14.0+ds1-21.14.0+ds1-31.14.0+ds1-41.9a+ds1-41.9a+ds1-4+deb9u11.9a+ds1-4+deb9u21.9a+ds1-4+deb9u31.9a+ds1-4+deb9u41.9a+ds1-4+deb9u51.9a+ds1-4+deb9u61.9a+ds1-4+deb9u7
1.14.0+ds1-4+deb9u1
mupdf
Ubuntu:Pro:18.04:LTS
before 1.12.0+ds1-1ubuntu0.1~esm1, plus listed versions
1.11+ds1-1.11.11+ds1-21.12.0+ds1-1
1.12.0+ds1-1ubuntu0.1~esm1
mupdf
Ubuntu:Pro:16.04:LTS
before 1.7a-1ubuntu0.1~esm1, plus listed versions
1.7-11.7a-1
1.7a-1ubuntu0.1~esm1
mupdf
Ubuntu:Pro:20.04:LTS
before 1.16.1+ds1-1ubuntu1+esm1, plus listed versions
1.15.0+ds1-11.16.1+ds1-1ubuntu1
1.16.1+ds1-1ubuntu1+esm1

History

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

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

In short

CVE-2018-1000036 is a medium vulnerability (CVSS 5.5) in Artifex Mupdf, published May 24, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.97%, the 61st percentile. Fixed in mupdf 1.14.0+ds1-1.

References

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