How severe is CVE-2022-44368?

CVE-2022-44368 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-44368 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-44368?

CVE-2022-44368 primarily affects Nasm Netwide Assembler. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-44368?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-44368 published?

CVE-2022-44368 was published on 2023-03-29 and last updated on 2026-06-17.

CVE-2022-44368

CVE-2022-44368 is a medium-severity vulnerability in Nasm Netwide Assembler with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-476.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Nasm Netwide Assembler
Published: 2023-03-29
Last modified: 2026-06-17

Description

NASM v2.16 was discovered to contain a null pointer deference in the NASM component

Frequently asked questions

What is CVE-2022-44368?: NASM v2.16 was discovered to contain a null pointer deference in the NASM component
How severe is CVE-2022-44368?: CVE-2022-44368 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-44368 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-44368?: CVE-2022-44368 primarily affects Nasm Netwide Assembler. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-44368?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-44368 published?: CVE-2022-44368 was published on 2023-03-29 and last updated on 2026-06-17.

References

https://bugzilla.nasm.us/show_bug.cgi?id=3392820

Affected products (11)

cpe:2.3:a:nasm:netwide_assembler:2.16:-:*:*:*:*:*:*
cpe:2.3:a:nasm:netwide_assembler:2.16:rc0:*:*:*:*:*:*
cpe:2.3:a:nasm:netwide_assembler:2.16:rc10:*:*:*:*:*:*
cpe:2.3:a:nasm:netwide_assembler:2.16:rc11:*:*:*:*:*:*
cpe:2.3:a:nasm:netwide_assembler:2.16:rc12:*:*:*:*:*:*
cpe:2.3:a:nasm:netwide_assembler:2.16:rc4:*:*:*:*:*:*
cpe:2.3:a:nasm:netwide_assembler:2.16:rc5:*:*:*:*:*:*
cpe:2.3:a:nasm:netwide_assembler:2.16:rc6:*:*:*:*:*:*
cpe:2.3:a:nasm:netwide_assembler:2.16:rc7:*:*:*:*:*:*
cpe:2.3:a:nasm:netwide_assembler:2.16:rc8:*:*:*:*:*:*
cpe:2.3:a:nasm:netwide_assembler:2.16:rc9:*:*:*:*:*:*

More vulnerabilities in Nasm Netwide Assembler

CVE-2004-1287 — Critical (CVSS 10.0): Buffer overflow in the error function in preproc.c for NASM 0.98.38 1.2 allows attackers to execute arbitrary code via…
CVE-2020-24978 — Critical (CVSS 9.8): In NASM 2.15.04rc3, there is a double-free vulnerability in pp_tokline asm/preproc.c. This is fixed in commit…
CVE-2026-6068 — Critical (CVSS 9.6): NASM contains a heap use after free vulnerability in response file (-@) processing where a dangling pointer to freed…
CVE-2008-7177 — Critical (CVSS 9.3): Buffer overflow in the listing module in Netwide Assembler (NASM) before 2.03.01 has unknown impact and attack vectors,…
CVE-2023-31722 — High (CVSS 7.8): There exists a heap buffer overflow in nasm 2.16.02rc1 (GitHub commit: b952891).
CVE-2022-44370 — High (CVSS 7.8): NASM v2.16 was discovered to contain a heap buffer overflow in the component quote_for_pmake() asm/nasm.c:856

All CVEs affecting Nasm Netwide Assembler →

Other CWE-476 (NULL Pointer Dereference) vulnerabilities

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CVE-2020-14500 — Critical (CVSS 10.0): Secomea GateManager all versions prior to 9.2c, An attacker can send a negative value and overwrite arbitrary data.
CVE-2010-2495 — Critical (CVSS 10.0): The pppol2tp_xmit function in drivers/net/pppol2tp.c in the L2TP implementation in the Linux kernel before 2.6.34 does…
CVE-2026-46195 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: smb: client: validate dacloffset before building…
CVE-2026-31657 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: batman-adv: hold claim backbone gateways by…
CVE-2026-31436 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix possible wrong descriptor…

Browse all CWE-476 (NULL Pointer Dereference) vulnerabilities →