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PT-2026-64855

🗓️ 06 Jul 2026 00:00:00Reported by Positive TechnologiesType 
ptsecurity
 ptsecurity🔗 dbugs.ptsecurity.com👁 30 Views

Linux kernel Open vSwitch rejects oversized nested action attributes to fit nla length.

Related
ReporterTitlePublishedViews
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osv
OSV		RHSA-2026:51603 Red Hat Security Advisory: kernel security, bug fix, and enhancement update
8 Aug 202610:13
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OSV		RHSA-2026:51604 Red Hat Security Advisory: kernel-rt security, bug fix, and enhancement update
8 Aug 202610:13
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OSV		RHSA-2026:51746 Red Hat Security Advisory: kernel security, bug fix, and enhancement update
8 Aug 202610:13
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OSV		RHSA-2026:53329 Red Hat Security Advisory: kernel security, bug fix, and enhancement update
12 Aug 202610:16
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OSV		RHSA-2026:53330 Red Hat Security Advisory: kernel security, bug fix, and enhancement update
12 Aug 202610:16
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OSV		RHSA-2026:55618 Red Hat Security Advisory: kpatch-patch-6_12_0-211_16_1 security update
18 Aug 202610:21
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OSV		RHSA-2026:55761 Red Hat Security Advisory: kpatch-patch-4_18_0-477_107_1, kpatch-patch-4_18_0-477_120_1, kpatch-patch-4_18_0-477_130_1, kpatch-patch-4_18_0-477_143_1, and kpatch-patch-4_18_0-477_97_1 security update
20 Aug 202610:19
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OSV		RHSA-2026:55762 Red Hat Security Advisory: kpatch-patch-4_18_0-553_109_1, kpatch-patch-4_18_0-553_125_1, kpatch-patch-4_18_0-553_53_1, kpatch-patch-4_18_0-553_72_1, and kpatch-patch-4_18_0-553_85_1 security update
18 Aug 202610:21
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OSV		RHSA-2026:55763 Red Hat Security Advisory: kpatch-patch-5_14_0-687_10_1 security update
18 Aug 202610:21
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osv
OSV		RHSA-2026:55837 Red Hat Security Advisory: kpatch-patch-5_14_0-284_117_1, kpatch-patch-5_14_0-284_134_1, kpatch-patch-5_14_0-284_148_1, kpatch-patch-5_14_0-284_158_1, and kpatch-patch-5_14_0-284_172_1 security update
18 Aug 202610:21
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07 Sep 2026 00:00Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.17.8
EPSS0.0038
linux kernelopenvswitchnested actionsattribute lengthresource cleanup
30