CVE-2026-72435
What it is
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.
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 0.2% chance of exploitation in the next 30 days (EPSS).
- Fix
- No patch or advisory is linked yet. Look at mitigations or restrict exposure.
Timeline
- ReservedThe CVE id was reserved by its CNA
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.2% in the next 30 days (EPSS).
- Severity: 7.8 HIGH (CVSS).
- Fix: none linked yet, which raises it.
Details
- Published
- Last modified
- Exploit probability
- 0.2% · EPSS, next 30 days
- Record status
- Received
Attack profile CVSS 3.1 · 7.8
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2026-72435.md and follow it. Check whether this project is affected by CVE-2026-72435. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
References
- https://git.kernel.org/stable/c/3ca9982a8882470aa0ac4e8bb9a552b181d1efcd
- https://git.kernel.org/stable/c/50b70f56f3baaff46599f59b2d93fa2540120776
- https://git.kernel.org/stable/c/6e98407cb94e035bba98956adc9096a76d8b2a9f
- https://git.kernel.org/stable/c/8087bb360a936a6314d22b567e4b861656943eb6
- https://git.kernel.org/stable/c/93a775fd67f3ef34949a9523bfa69403ee74efdd
- https://git.kernel.org/stable/c/c9787d7c24ffd83019f379455e1b97fb4f0f75eb
- https://git.kernel.org/stable/c/d01b4b471f0fc5c396af62845e972ccf99cee29a
- https://git.kernel.org/stable/c/fcb565966534909377a16be5f7b065db2e25c8b5