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CVE-2026-89670

🗓️ 11 Sep 2026 20:19:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 20 Views

Use-after-free in Linux kernel nfsd due to missing RCU lock around cmpxchg in nfsd_open_local_fh.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-89670
12 Sep 202619:08
–circl
cve
CVE
CVE-2026-89670
11 Sep 202619:45
–cve
cvelist
Cvelist
CVE-2026-89670 nfsd: hold rcu across localio cmpxchg retry
11 Sep 202619:45
–cvelist
debiancve
Debian CVE
CVE-2026-89670
11 Sep 202619:45
–debiancve
euvd
EUVD
EUVD-2026-76582
11 Sep 202619:45
–euvd
mageia
Mageia
Updated kernel, drakx-installer-images, kmod-nvidia-current-wopengpu, kmod-xtables-addons & kmod-virtualbox packages fix Security Vulnerabilities
15 Oct 202605:34
–mageia
mageia
Mageia
Updated kernel-linus packages fix security vulnerabilities
25 Oct 202602:36
–mageia
nvd
NVD
CVE-2026-89670
11 Sep 202620:19
–nvd
opensuse
OPENSUSE Linux
kernel-devel-7.2.6-1.1 on GA media (moderate)
20 Sep 202600:00
–opensuse
osv_bell
osv_bell
BELL-CVE-2026-89670
15 Sep 202606:05
–osv_bell
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OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu26.04alllinux7.0.0-42.42linux_7.0.0-42.42_all.deb
Ubuntu24.04alllinux-hwe-6.170linux-hwe-6.17_0_all.deb
Ubuntu24.04alllinux-hwe-7.07.0.0-42.42~24.04.1linux-hwe-7.0_7.0.0-42.42~24.04.1_all.deb
Ubuntu26.04alllinux-aws7.0.0-1016.17linux-aws_7.0.0-1016.17_all.deb
Ubuntu24.04alllinux-aws-7.00linux-aws-7.0_0_all.deb
Ubuntu26.04alllinux-azure0linux-azure_0_all.deb
Ubuntu24.04alllinux-azure-7.00linux-azure-7.0_0_all.deb
Ubuntu26.04alllinux-azure-fde0linux-azure-fde_0_all.deb
Ubuntu24.04alllinux-azure-fde-7.00linux-azure-fde-7.0_0_all.deb
Ubuntu26.04alllinux-gcp7.0.0-1016.18linux-gcp_7.0.0-1016.18_all.deb
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03 Nov 2026 16:40Current
6Medium risk
Vulners AI Score6
CVSS 3.17.8
EPSS0.00173
20