CVE-2026-52946

🗓️ 24 Jun 2026 17:17:04Reported by [email protected]Type

Fix softirq unsafe lock order in fasync signaling to prevent deadlock in send_sigio and send_sigurg.

Reporter	Title	Published	Views	Family All 36
attackerkb	CVE-2026-52946	24 Jun 202616:26	–	attackerkb
nessus	Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2026-124 (ALASKERNEL-5.10-2026-124)	8 Jul 202600:00	–	nessus
nessus	Debian dla-4664 : ata-modules-5.10.0-43-armmp-di - security update	3 Jul 202600:00	–	nessus
nessus	Debian dla-4665 : affs-modules-6.1.0-48-4kc-malta-di - security update	3 Jul 202600:00	–	nessus
nessus	Debian dla-4671 : linux-config-6.1 - security update	6 Jul 202600:00	–	nessus
nessus	Photon OS 4.0: Linux PHSA-2026-4.0-1054	10 Jul 202600:00	–	nessus
nessus	Photon OS 5.0: Linux PHSA-2026-5.0-0904	28 Jun 202600:00	–	nessus
nessus	Linux Distros Unpatched Vulnerability : CVE-2026-52946	25 Jun 202600:00	–	nessus
amazon	Important: kernel	7 Jul 202600:00	–	amazon
amazon	Important: kernel6.18	7 Jul 202600:00	–	amazon

NVD

Node

linux linux_kernelRange2.6.12.1–5.10.259

linux linux_kernelRange5.11–5.15.210

linux linux_kernelRange5.16–6.1.176

linux linux_kernelRange6.2–6.6.143

linux linux_kernelRange6.7–6.12.94

linux linux_kernelRange6.13–6.18.36

linux linux_kernelRange6.19–7.0.13

Source	Link
git	www.git.kernel.org/stable/c/20a93e397abe850c49b6fa0e8cc827b5f634a8f5
git	www.git.kernel.org/stable/c/32dbd5ce4be3a3ed7e00f8af18795cc84fc50a33
git	www.git.kernel.org/stable/c/00633c4683828acd5256fa8d5163f440d74bbe71
git	www.git.kernel.org/stable/c/1bee417678f1135e35b25a37734db46aa94258d2
git	www.git.kernel.org/stable/c/54626335ea4174ab2d9a183b511d825f6765e47b
git	www.git.kernel.org/stable/c/36c1b57b2ecf3c61ac93f5f07bd29b6f21e226ed
git	www.git.kernel.org/stable/c/897d6a7247739fb1528f98c575df4f2e5de7f994
git	www.git.kernel.org/stable/c/b5fa9e32fb6718f70c986ee14dd5d01b4846f331
git	www.git.kernel.org/stable/c/bfcc8e8d8a495bb34cae9e620adfb75fb13a3954

14 Jul 2026 16:58Current

CVSS 3.17.5

EPSS0.00461