CVE-2026-64111 lsm: hold cred_guard_mutex for lsm_set_self_attr()

🗓️ 19 Jul 2026 15:40:13Reported by GoogleType

osv

osv🔗 osv.dev👁 3 Views

Linux kernel fix: hold cred_guard_mutex in lsm_set_self_attr like proc_pid_attr_write for LSM hooks.

Reporter	Title	Published	Views	Family All 8
ATTACKERKB	CVE-2026-64111	19 Jul 202615:40	–	attackerkb
CVE	CVE-2026-64111	19 Jul 202615:40	–	cve
Cvelist	CVE-2026-64111 lsm: hold cred_guard_mutex for lsm_set_self_attr()	19 Jul 202615:40	–	cvelist
EUVD	EUVD-2026-45796	19 Jul 202615:40	–	euvd
NVD	CVE-2026-64111	19 Jul 202616:17	–	nvd
OSV	DEBIAN-CVE-2026-64111	19 Jul 202616:17	–	osv
OSV	UBUNTU-CVE-2026-64111	20 Jul 202600:00	–	osv
Positive Technologies	PT-2026-61428	19 Jul 202600:00	–	ptsecurity

Source	Link
git	www.git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
git	www.git.kernel.org/stable/c/4a9b16541ad3faf8bccb398532bf3f8b6bbf1188
git	www.git.kernel.org/stable/c/5b906f31e977286888a9e31282589b545b249139
git	www.git.kernel.org/stable/c/82d3acee88593e3d9e71cad4b7d6b3cf70de9d07
git	www.git.kernel.org/stable/c/a010cadaf5727b8417f62fe9021fcef14a5f9b51
github	www.github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64111.json
nvd	www.nvd.nist.gov/vuln/detail/CVE-2026-64111

20 Jul 2026 03:47Current

5.3Medium risk

Vulners AI Score5.3

CVSS 3.17.1

EPSS0.00175

linux kernel cred_guard_mutex lsm_set_self_attr lsm hooks selinux apparmor