CVE-2026-72435
High
Description
In 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.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Linux
PublishedAug 15, 2026
First seenAug 15, 2026
How to fix
Update
- Linux Linuxc9787d7c24ffd83019f379455e1b97fb4f0f75eb, 6e98407cb94e035bba98956adc9096a76d8b2a9f, 50b70f56f3baaff46599f59b2d93fa2540120776, d01b4b471f0fc5c396af62845e972ccf99cee29a, fcb565966534909377a16be5f7b065db2e25c8b5, 8087bb360a936a6314d22b567e4b861656943eb6, 93a775fd67f3ef34949a9523bfa69403ee74efdd, 3ca9982a8882470aa0ac4e8bb9a552b181d1efcd or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | b57b2d1fa53fe8563bdfc66a33b844463b9af285 ≤ v < c9787d7c24ffd83019f379455e1b97fb4f0f75eb, b57b2d1fa53fe8563bdfc66a33b844463b9af285 ≤ v < 6e98407cb94e035bba98956adc9096a76d8b2a9f, b57b2d1fa53fe8563bdfc66a33b844463b9af285 ≤ v < 50b70f56f3baaff46599f59b2d93fa2540120776, b57b2d1fa53fe8563bdfc66a33b844463b9af285 ≤ v < d01b4b471f0fc5c396af62845e972ccf99cee29a, b57b2d1fa53fe8563bdfc66a33b844463b9af285 ≤ v < fcb565966534909377a16be5f7b065db2e25c8b5, b57b2d1fa53fe8563bdfc66a33b844463b9af285 ≤ v < 8087bb360a936a6314d22b567e4b861656943eb6, b57b2d1fa53fe8563bdfc66a33b844463b9af285 ≤ v < 93a775fd67f3ef34949a9523bfa69403ee74efdd, b57b2d1fa53fe8563bdfc66a33b844463b9af285 ≤ v < 3ca9982a8882470aa0ac4e8bb9a552b181d1efcd, 4.2 | c9787d7c24ffd83019f379455e1b97fb4f0f75eb, 6e98407cb94e035bba98956adc9096a76d8b2a9f, 50b70f56f3baaff46599f59b2d93fa2540120776, d01b4b471f0fc5c396af62845e972ccf99cee29a, fcb565966534909377a16be5f7b065db2e25c8b5, 8087bb360a936a6314d22b567e4b861656943eb6, 93a775fd67f3ef34949a9523bfa69403ee74efdd, 3ca9982a8882470aa0ac4e8bb9a552b181d1efcd |
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