netfilter: flowtable: validate pppoe header

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2024-27016
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2024-05-01 06:15:20 UTC
Updated2026-08-04 11:17:33 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: validate pppoe header Ensure there is sufficient room to access the protocol field of the PPPoe header. Validate it once before the flowtable lookup, then use a helper function to access protocol field.

Risk And Classification

Primary CVSS: v3.1 5.5 MEDIUM from [email protected]

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

Problem Types: NVD-CWE-noinfo

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary5.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
3.1416baaa9-dc9f-4396-8d5f-8c081fb06d67Secondary7.1HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
3.1CNADECLARED7.1HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

CVSS v3.1 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 72efd585f7144a047f7da63864284764596ccad9 d06977b9a4109f8738bb276125eb6a0b772bc433 git Not specified
CNA Linux Linux affected 72efd585f7144a047f7da63864284764596ccad9 8bf7c76a2a207ca2b4cfda0a279192adf27678d7 git Not specified
CNA Linux Linux affected 72efd585f7144a047f7da63864284764596ccad9 a2471d271042ea18e8a6babc132a8716bb2f08b9 git Not specified
CNA Linux Linux affected 72efd585f7144a047f7da63864284764596ccad9 cf366ee3bc1b7d1c76a882640ba3b3f8f1039163 git Not specified
CNA Linux Linux affected 72efd585f7144a047f7da63864284764596ccad9 87b3593bed1868b2d9fe096c01bcdf0ea86cbebf git Not specified
CNA Linux Linux affected 5.13 Not specified
CNA Linux Linux unaffected 5.13 semver Not specified
CNA Linux Linux unaffected 5.15.157 5.15.* semver Not specified
CNA Linux Linux unaffected 6.1.88 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.29 6.6.* semver Not specified
CNA Linux Linux unaffected 6.8.8 6.8.* semver Not specified
CNA Linux Linux unaffected 6.9 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
lists.fedoraproject.org/archives/list/[email protected]/messag... af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
git.kernel.org/stable/c/d06977b9a4109f8738bb276125eb6a0b772bc433 af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Patch
git.kernel.org/stable/c/8bf7c76a2a207ca2b4cfda0a279192adf27678d7 af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Patch
lists.fedoraproject.org/archives/list/[email protected]/messag... af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
git.kernel.org/stable/c/87b3593bed1868b2d9fe096c01bcdf0ea86cbebf af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Patch
git.kernel.org/stable/c/cf366ee3bc1b7d1c76a882640ba3b3f8f1039163 af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Patch
lists.fedoraproject.org/archives/list/[email protected]/messag... af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
git.kernel.org/stable/c/a2471d271042ea18e8a6babc132a8716bb2f08b9 af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Patch
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