Off-by-two in papd lp_write()

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Summary

CVECVE-2026-44065
StatePUBLISHED
Assignersecurin
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-21 08:16:22 UTC
Updated2026-05-21 15:20:19 UTC
DescriptionAn off-by-two error in lp_write() in papd in Netatalk 2.0.0 through 4.4.2 allows an adjacent network attacker to modify limited data or cause a minor service disruption via crafted print data.

Risk And Classification

Primary CVSS: v3.1 4.2 MEDIUM from 33c584b5-0579-4c06-b2a0-8d8329fcab9c

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L

EPSS: 0.000180000 probability, percentile 0.051160000 (date 2026-05-27)

Problem Types: CWE-193 | CWE-193 Off-by-one Error

VersionSourceTypeScoreSeverityVector
3.133c584b5-0579-4c06-b2a0-8d8329fcab9cSecondary4.2MEDIUMCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
3.1CNADECLARED3.7LOWCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L

CVSS v3.1 Breakdown

Attack Vector
Adjacent
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
Low

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Netatalk Netatalk affected 2.0.0 4.4.2 semver Not specified
CNA Netatalk Netatalk unaffected 4.5.0 semver Not specified

References

ReferenceSourceLinkTags
netatalk.io/security/CVE-2026-44065 33c584b5-0579-4c06-b2a0-8d8329fcab9c netatalk.io
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Arjun Basnet from Securin (en)

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