CVE-2026-72434: linux
Vulnerability summary
CVE-2026-72434 is a high (CVSS 7.8) vulnerability in linux. EPSS estimates a 0.17% chance of exploitation in the next 30 days, higher than 5.8% of scored vulnerabilities.
Advisory lineage
Upstream 0 · Downstream 23 · Related 23Timeline
- 15-08-2026PublishedVulnerability first disclosed.
- 16-10-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: make sure gc is properly stopped Sashiko noticed that when destroying a set, cancel_delayed_work_sync() was called while gc calls queue_delayed_work() unconditionally which can lead not to properly shutting down the gc.
CVSS metrics
5 scores · 4 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.17%
Chance of exploitation in the next 30 days
Percentile
6%
Versus all other CVEs
30-day change
+0.01 pp
From 0.16% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Ubuntu165 products
- linuxAll versions (No fix recorded) | < 6.8.0-147.147 | < 7.0.0-38.38
- linux-allwinner-5.19All versions (No fix recorded)
- linux-awsAll versions (No fix recorded) | < 6.8.0-1067.70 | < 7.0.0-1014.14
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Debian1 product
- linuxAll versions (No fix recorded) | < 6.12.100-1 | < 7.1.5-1
Linux1 product
- linux≥ f66ee0410b1c3481ee75e5db9b34547b4d582465, < c940d1b96248c3081b664ede5418078bdc7c8c07 | ≥ f66ee0410b1c3481ee75e5db9b34547b4d582465, < 12088da6add5b003657c8506c5b0fcef835083b8 | ≥ f66ee0410b1c3481ee75e5db9b34547b4d582465, < c78bd5195a5998094a5866df702fbeafda60dafb | ≥ f66ee0410b1c3481ee75e5db9b34547b4d582465, < 4a597a87e2e2f608edb6be2c510dc826b4fdfb53 | 5dd9488ae41070b69d2f4acb580f77db5705f9ca | a469bab3386aebff33c59506f3a95e35b91118fd | ≥ 5.4.24, < 5.5 | ≥ 5.5.8, < 5.6 | 5.6
3 vendors · 167 products