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CVE-2024-40958 netns: Make get_net_ns() handle zero refcount net

🗓️ 12 Jul 2024 12:32:00Reported by GoogleType 
osv
 osv🔗 osv.dev👁 20 Views

In Linux kernel, resolved vulnerability in netns: Make get_net_ns() handle zero refcount which caused a warning and use-after-free issue. The issue can be triggered by specific tun_set_iff() operation in the kernel

Related
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: Multiple Linux Kernel vulnerabilities may affect IBM Storage Scale System
15 Apr 202503:22
–ibm
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2025-836)
5 Feb 202500:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2024-066 (ALASKERNEL-5.10-2024-066)
17 Aug 202400:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2024-053 (ALASKERNEL-5.15-2024-053)
18 Sep 202400:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2024-084 (ALASKERNEL-5.4-2024-084)
18 Sep 202400:00
–nessus
Tenable Nessus		AlmaLinux 8 : kernel (ALSA-2024:7000)
25 Sep 202400:00
–nessus
Tenable Nessus		AlmaLinux 8 : kernel-rt (ALSA-2024:7001)
25 Sep 202400:00
–nessus
Tenable Nessus		Debian dla-4008 : linux-config-6.1 - security update
3 Jan 202500:00
–nessus
Tenable Nessus		Debian dsa-5730 : affs-modules-5.10.0-29-4kc-malta-di - security update
16 Jul 202400:00
–nessus
Tenable Nessus		Debian dsa-5731 : affs-modules-6.1.0-21-4kc-malta-di - security update
16 Jul 202400:00
–nessus
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02 Apr 2026 12:17Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.8
EPSS0.0001
SSVC
linux kernelresolved vulnerabilitynetnsget_net_ns()zero refcountuse-after-freewarningspecific operation
20