CVE-2026-98593

🗓️ 19 Oct 2026 00:00:00Reported by ubuntu.comType

ubuntucve🔗 ubuntu.com👁 1 Views

NULL pointer dereference in Linux kernel s390/debug:debug_info_copy() causes DoS.

Reporter	Title	Published	Views	Family All 9
CVE	CVE-2026-98593	18 Oct 202615:19	–	cve
Cvelist	CVE-2026-98593 s390/debug: Fix NULL pointer dereference in debug_info_copy()	18 Oct 202615:19	–	cvelist
Debian CVE	CVE-2026-98593	18 Oct 202615:19	–	debiancve
EUVD	EUVD-2026-103638	18 Oct 202615:19	–	euvd
NVD	CVE-2026-98593	18 Oct 202616:17	–	nvd
osv_azl	AZL-109208 CVE-2026-98593 affecting package kernel 6.6.157.1-1	18 Oct 202616:17	–	osv_azl
osv_debian	DEBIAN-CVE-2026-98593	18 Oct 202617:47	–	osv_debian
Positive Technologies	PT-2026-116812	18 Oct 202600:00	–	ptsecurity
SUSE CVE	SUSE CVE-2026-98593	18 Oct 202623:44	–	susecve

OS	OS Version	Architecture	Package	Package Version	Filename
Ubuntu	14.04	all	linux	0	linux_0_all.deb
Ubuntu	16.04	all	linux	0	linux_0_all.deb
Ubuntu	18.04	all	linux	0	linux_0_all.deb
Ubuntu	20.04	all	linux	0	linux_0_all.deb
Ubuntu	22.04	all	linux	0	linux_0_all.deb
Ubuntu	24.04	all	linux	0	linux_0_all.deb
Ubuntu	26.04	all	linux	0	linux_0_all.deb
Ubuntu	26.10	all	linux	0	linux_0_all.deb
Ubuntu	16.04	all	linux-hwe	0	linux-hwe_0_all.deb
Ubuntu	18.04	all	linux-hwe-5.4	0	linux-hwe-5.4_0_all.deb

Source	Link
cve	www.cve.org/CVERecord
git	www.git.kernel.org/stable/c/33f706884821da9cb55b650b7b1d4f2bdf800137
git	www.git.kernel.org/stable/c/9c6af88fbefbe77608b77409df23a1617e28398c
git	www.git.kernel.org/stable/c/c593f38e1cdb92f87d01be4c4e5ac12417b1454b
git	www.git.kernel.org/stable/c/13decd3b3b3a4d8a2e603fb8c9ffde0c6be3c225
git	www.git.kernel.org/stable/c/012bfcd5a51082d5a65f096dfb9ca652b5267965
git	www.git.kernel.org/stable/c/a19bede30f0da5ae56782edac62b5998a7434cba
git	www.git.kernel.org/stable/c/2de9c458cc49d8db6408a7c5fbf0c7c94fe4d52b

19 Oct 2026 14:00Current

5.6Medium risk

Vulners AI Score5.6

EPSS0.00172

Linux kernel s390/debug debug_info_copy()NULL pointer dereference DoS