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CVE-2018-19213

Netwide Assembler (NASM) through 2.14rc16 has memory leaks that may lead to DoS, related to...

5.5 Medium

Netwide Assembler (NASM) through 2.14rc16 has memory leaks that may lead to DoS, related to nasm_malloc in nasmlib/malloc.c.

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

0.75%Up 0.3 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 5.5

Netwide Assembler (NASM) through 2.14rc16 has memory leaks that may lead to DoS, related to nasm_malloc in nasmlib/malloc.c.

Record
CVE-2018-19213
CVSS 3.0
5.5 MediumCVSS:3.0/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

Netwide Assembler (NASM) through 2.14rc16 has memory leaks that may lead to DoS, related to nasm_malloc in nasmlib/malloc.c.

Record
CVE-2018-19213
Updated
2026-11-02
EUVDEUVD-2018-10922 No score

Netwide Assembler (NASM) through 2.14rc16 has memory leaks that may lead to DoS, related to nasm_malloc in nasmlib/malloc.c.

Record
EUVD-2018-10922
Updated
2026-11-03
GitHub AdvisoriesGHSA-77hf-ffhj-jgh3 5.5

Netwide Assembler (NASM) through 2.14rc16 has memory leaks that may lead to DoS, related to...

Netwide Assembler (NASM) through 2.14rc16 has memory leaks that may lead to DoS, related to nasm_malloc in nasmlib/malloc.c.

Record
GHSA-77hf-ffhj-jgh3
CVSS 3.0
5.5 MediumCVSS:3.0/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

Netwide Assembler (NASM) through 2.14rc16 has memory leaks that may lead to DoS, related to nasm_malloc in nasmlib/malloc.c.

Record
CVE-2018-19213
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2018-19213 5.5

Netwide Assembler (NASM) through 2.14rc16 has memory leaks that may lead to DoS, related to nasm_malloc in nasmlib/malloc.c.

Record
DEBIAN-CVE-2018-19213
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2018-19213 5.5

Netwide Assembler (NASM) through 2.14rc16 has memory leaks that may lead to DoS, related to nasm_malloc in nasmlib/malloc.c.

Record
UBUNTU-CVE-2018-19213
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
nasm
Debian:12
All versions, plus listed versions
2.16.01-12.16.03-13.01-1
None known
nasm
Debian:13
All versions, plus listed versions
2.16.03-13.01-1
None known
nasm
Debian:14
All versions, plus listed versions
2.16.03-13.01-1
None known
nasm
Ubuntu:16.04:LTS
All versions, plus listed versions
2.11.06-1really2.11.05-12.11.08-12.11.08-1ubuntu0.1
None known
nasm
Ubuntu:18.04:LTS
All versions, plus listed versions
2.13.01-22.13.02-0.1
None known
nasm
Ubuntu:20.04:LTS
All versions, plus listed versions
2.14.02-1
None known
nasm
Ubuntu:Pro:22.04:LTS
All versions, plus listed versions
2.15.05-12.15.05-1ubuntu0.1~esm12.15.05-1ubuntu0.1~esm2
None known
nasm
Ubuntu:Pro:24.04:LTS
All versions, plus listed versions
2.16.01-12.16.01-1build12.16.01-1ubuntu0.1~esm12.16.01-1ubuntu0.1~esm2
None known
nasm
Ubuntu:25.10
All versions, plus listed versions
2.16.03-1
None known
nasm
Ubuntu:26.10
All versions, plus listed versions
3.01-1
None known
nasm
Ubuntu:26.04:LTS
All versions, plus listed versions
2.16.03-13.01-1
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-2018-19213 is a medium vulnerability (CVSS 5.5) in Nasm Netwide Assembler, published November 12, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.75%, the 55th percentile. No source names a fixed version.

References

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