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CVE-2018-20426

libming 0.4.8 has a NULL pointer dereference in the newVar3 function of the decompile.c file, a...

8.8 High

libming 0.4.8 has a NULL pointer dereference in the newVar3 function of the decompile.c file, a different vulnerability than CVE-2018-7866.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

1.49%Up 1.1 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 8.8

libming 0.4.8 has a NULL pointer dereference in the newVar3 function of the decompile.c file, a different vulnerability than CVE-2018-7866.

Record
CVE-2018-20426
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0
6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness
CWE-476
Updated
2026-11-02
CVE List No score

libming 0.4.8 has a NULL pointer dereference in the newVar3 function of the decompile.c file, a different vulnerability than CVE-2018-7866.

Record
CVE-2018-20426
Updated
2026-11-02
EUVDEUVD-2018-12983 No score

libming 0.4.8 has a NULL pointer dereference in the newVar3 function of the decompile.c file, a different vulnerability than CVE-2018-7866.

Record
EUVD-2018-12983
Updated
2026-11-03
GitHub AdvisoriesGHSA-q7p3-p33m-x74m 8.8

libming 0.4.8 has a NULL pointer dereference in the newVar3 function of the decompile.c file, a...

libming 0.4.8 has a NULL pointer dereference in the newVar3 function of the decompile.c file, a different vulnerability than CVE-2018-7866.

Record
GHSA-q7p3-p33m-x74m
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-476
Updated
2026-11-02
OSV 8.8

libming 0.4.8 has a NULL pointer dereference in the newVar3 function of the decompile.c file, a different vulnerability than CVE-2018-7866.

Record
CVE-2018-20426
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2018-20426 8.8

libming 0.4.8 has a NULL pointer dereference in the newVar3 function of the decompile.c file, a different vulnerability than CVE-2018-7866.

Record
UBUNTU-CVE-2018-20426
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
ming
Ubuntu:16.04:LTS
All versions, plus listed versions
1:0.4.5-1.2ubuntu21:0.4.5-1.2ubuntu51:0.4.5-1.2ubuntu61:0.4.5-1.2ubuntu7
None known

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-2018-20426 is a high vulnerability (CVSS 8.8) in Libming, published December 24, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.49%, the 74th percentile. No source names a fixed version.

References

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