Linux Kernel CVE Statistics

1,043 Linux Kernel CVEs in May 2026

Full month · Source: NIST NVD

April 2026 June 2026

In May 2026, 1,043 Linux kernel CVEs were published, sourced from the NIST National Vulnerability Database. Of these, 42 were rated Critical, 340 were rated High severity and 346 Medium. No CVEs from this month have been confirmed as actively exploited via the CISA KEV catalog. May's 1,043 CVEs represent 49% of all 2026 Linux kernel CVEs , up from April's 382 (a 173% month-over-month increase) .

1043
Total CVEs
42
Critical
340
High
346
Medium
2
Low
0
KEV Exploited
All CVEs — May 2026 1043 CVEs
All (1043) Critical (42) High (340) Medium (346) Low (2)
CVE ID Package Severity CVSS Published Description
CVE-2026-46130 linux Awaiting NVD 2026-05-28 In the Linux kernel, the following vulnerability has been resolved: dm-verity-fec: fix reading parity bytes split acros…
CVE-2026-46144 linux Awaiting NVD 2026-05-28 In the Linux kernel, the following vulnerability has been resolved: RDMA/mana: Fix error unwind in mana_ib_create_qp_rs…
CVE-2026-46121 linux Awaiting NVD 2026-05-28 In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs-schemes: protect memcg_path kfree() …
CVE-2026-46128 linux Awaiting NVD 2026-05-28 In the Linux kernel, the following vulnerability has been resolved: ipmi: Check event message buffer response for bad d…
CVE-2026-46136 linux Awaiting NVD 2026-05-28 In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921: fix a potential clc buffer leng…
CVE-2026-46142 linux Awaiting NVD 2026-05-28 In the Linux kernel, the following vulnerability has been resolved: net: libwx: fix VF illegal register access Register…
CVE-2026-46108 linux Awaiting NVD 2026-05-28 In the Linux kernel, the following vulnerability has been resolved: ipmi:si: Return state to normal if message allocati…
CVE-2026-46109 linux Awaiting NVD 2026-05-28 In the Linux kernel, the following vulnerability has been resolved: usb: ulpi: fix memory leak on ulpi_register() error…
CVE-2026-46131 linux Awaiting NVD 2026-05-28 In the Linux kernel, the following vulnerability has been resolved: KVM: x86: check for nEPT/nNPT in slow flush hyperca…
CVE-2026-46126 linux Awaiting NVD 2026-05-28 In the Linux kernel, the following vulnerability has been resolved: RDMA/mana: Fix mana_destroy_wq_obj() cleanup in man…
CVE-2026-46132 linux Awaiting NVD 2026-05-28 In the Linux kernel, the following vulnerability has been resolved: net: rtnetlink: zero ifla_vf_broadcast to avoid sta…
CVE-2026-46134 linux Awaiting NVD 2026-05-28 In the Linux kernel, the following vulnerability has been resolved: platform/chrome: cros_ec_typec: Init mutex in Thund…
CVE-2026-46139 linux Awaiting NVD 2026-05-28 In the Linux kernel, the following vulnerability has been resolved: smb: client: use kzalloc to zero-initialize securit…
CVE-2026-46140 linux Awaiting NVD 2026-05-28 In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btmtk: validate WMT event SKB length bef…
CVE-2026-46147 linux Awaiting NVD 2026-05-28 In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Fix pin leak and publication ordering i…

Frequently Asked Questions

How many Linux kernel CVEs were published in May 2026?

1,043 Linux kernel CVEs were published in May 2026, sourced from the NIST National Vulnerability Database. Of these, 42 were rated Critical severity, 340 High, and 346 Medium. 313 CVEs are still awaiting NVD severity scoring.

How does May 2026 compare to other months?

May 2026's 1,043 CVEs represent 49% of all 2026 Linux kernel CVEs. Compared to April's 382 CVEs, this was a 173% increase month-over-month. View the full 2026 breakdown →

April 2026 2026 statistics June 2026