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CVE-2023-53731 netlink: fix potential deadlock in netlink_set_err()

🗓️ 22 Oct 2025 13:23:59Reported by GoogleType 
osv
 osv🔗 osv.dev👁 2 Views

Fix deadlock in netlink_set_err by adding IRQ safety to netlink_set_err and __netlink_diag_dump.

Related
Refs
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Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2023-299)
24 Aug 202300:00
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Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2-2023-2268 (ALAS-2023-2268)
5 Oct 202300:00
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Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2023-039 (ALASKERNEL-5.10-2023-039)
6 Sep 202300:00
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Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2023-025 (ALASKERNEL-5.15-2023-025)
14 Aug 202300:00
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Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2023-054 (ALASKERNEL-5.4-2023-054)
6 Oct 202300:00
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Tenable Nessus		EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-1244)
10 Mar 202600:00
–nessus
Tenable Nessus		EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-1280)
10 Mar 202600:00
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Tenable Nessus		EulerOS Virtualization 2.10.0 : kernel (EulerOS-SA-2026-2049)
6 Jun 202600:00
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Tenable Nessus		EulerOS Virtualization 2.13.1 : kernel (EulerOS-SA-2026-2132)
6 Jun 202600:00
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Tenable Nessus		EulerOS Virtualization 2.13.0 : kernel (EulerOS-SA-2026-2171)
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02 Apr 2026 09:45Current
6.5Medium risk
Vulners AI Score6.5
EPSS0.00193
netlinkdeadlockirq safetynetlink_set_errnetlink diag dumpsyzkaller reportlinux kernel
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