netfilter: ipset: fix order of kfree_rcu() and rcu_assign_pointer()

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-72435
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-15 06:22:17 UTC
Updated2026-08-17 06:19:10 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: fix order of kfree_rcu() and rcu_assign_pointer() Sashiko pointed out that kfree_rcu() was called before rcu_assign_pointer() in handling the comment extension. Fix the order so that rcu_assign_pointer() called first.

Risk And Classification

Primary CVSS: v3.1 7.8 HIGH from 416baaa9-dc9f-4396-8d5f-8c081fb06d67

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

EPSS: 0.001640000 probability, percentile 0.060810000 (date 2026-08-17)

VersionSourceTypeScoreSeverityVector
3.1416baaa9-dc9f-4396-8d5f-8c081fb06d67Secondary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1CNADECLARED7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

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

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected b57b2d1fa53fe8563bdfc66a33b844463b9af285 c9787d7c24ffd83019f379455e1b97fb4f0f75eb git Not specified
CNA Linux Linux affected b57b2d1fa53fe8563bdfc66a33b844463b9af285 6e98407cb94e035bba98956adc9096a76d8b2a9f git Not specified
CNA Linux Linux affected b57b2d1fa53fe8563bdfc66a33b844463b9af285 50b70f56f3baaff46599f59b2d93fa2540120776 git Not specified
CNA Linux Linux affected b57b2d1fa53fe8563bdfc66a33b844463b9af285 d01b4b471f0fc5c396af62845e972ccf99cee29a git Not specified
CNA Linux Linux affected b57b2d1fa53fe8563bdfc66a33b844463b9af285 fcb565966534909377a16be5f7b065db2e25c8b5 git Not specified
CNA Linux Linux affected b57b2d1fa53fe8563bdfc66a33b844463b9af285 8087bb360a936a6314d22b567e4b861656943eb6 git Not specified
CNA Linux Linux affected b57b2d1fa53fe8563bdfc66a33b844463b9af285 93a775fd67f3ef34949a9523bfa69403ee74efdd git Not specified
CNA Linux Linux affected b57b2d1fa53fe8563bdfc66a33b844463b9af285 3ca9982a8882470aa0ac4e8bb9a552b181d1efcd git Not specified
CNA Linux Linux affected 4.2 Not specified
CNA Linux Linux unaffected 4.2 semver Not specified
CNA Linux Linux unaffected 5.10.261 5.10.* semver Not specified
CNA Linux Linux unaffected 5.15.212 5.15.* semver Not specified
CNA Linux Linux unaffected 6.1.178 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.145 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.97 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.40 6.18.* semver Not specified
CNA Linux Linux unaffected 7.1.5 7.1.* semver Not specified
CNA Linux Linux unaffected 7.2 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/d01b4b471f0fc5c396af62845e972ccf99cee29a 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/3ca9982a8882470aa0ac4e8bb9a552b181d1efcd 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/6e98407cb94e035bba98956adc9096a76d8b2a9f 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/fcb565966534909377a16be5f7b065db2e25c8b5 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/50b70f56f3baaff46599f59b2d93fa2540120776 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/93a775fd67f3ef34949a9523bfa69403ee74efdd 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/c9787d7c24ffd83019f379455e1b97fb4f0f75eb 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/8087bb360a936a6314d22b567e4b861656943eb6 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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