CVE-2026-53043 ocfs2/dlm: validate qr_numregions in dlm_match_regions()

🗓️ 24 Jun 2026 16:29:49Reported by GoogleType

osv🔗 osv.dev👁 5 Views

The patch validates qr_numregions against the maximum regions and fixes an off-by-one in the region loop.

Reporter	Title	Published	Views	Family All 26
circl	CVE-2026-53043	6 Jul 202606:47	–	circl
cve	CVE-2026-53043	24 Jun 202616:29	–	cve
cvelist	CVE-2026-53043 ocfs2/dlm: validate qr_numregions in dlm_match_regions()	24 Jun 202616:29	–	cvelist
debian	[SECURITY] [DLA 4664-1] linux security update	3 Jul 202615:51	–	debian
debian	[SECURITY] [DLA 4665-1] linux security update	3 Jul 202618:38	–	debian
debian	[SECURITY] [DLA 4671-1] linux-6.1 security update	5 Jul 202618:24	–	debian
debiancve	CVE-2026-53043	24 Jun 202616:29	–	debiancve
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

Source	Link
git	www.git.kernel.org/stable/c/1f8b91275912cd428289c1fb424bebd7ff5302bd
git	www.git.kernel.org/stable/c/3c2d0de23ae4be22b6c18e8f0915be74d3b5fb21
git	www.git.kernel.org/stable/c/3f474c33ebc2e2ca3fcb587d7de4375348f13373
git	www.git.kernel.org/stable/c/6c6e8fc3c007319981647b410c29bb5775048551
git	www.git.kernel.org/stable/c/7ab3fbb01bc6d79091bc375e5235d360cd9b78be
git	www.git.kernel.org/stable/c/d3d5efade0c79dac1cac98c0cb1115432f804439
git	www.git.kernel.org/stable/c/f37de46149db49abd2b24f4f0c5a88cf4dfb5f47
git	www.git.kernel.org/stable/c/f69551139caf6d24242a0ad049ee46b264e3aee0
github	www.github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53043.json
nvd	www.nvd.nist.gov/vuln/detail/CVE-2026-53043

16 Jul 2026 03:30Current

5.9Medium risk

Vulners AI Score5.9

CVSS 3.19.1

EPSS0.00521