October 2026 CVE archive
Records last modified in NIST NVD between Oct 1 and Oct 31, 2026 (UTC). Data imported from the NVD CVE API 2.0 and the CISA KEV catalog; each record shows its own source and verification time. The modified view only includes records that were CRITICAL or CISA-KEV-listed when imported — it is not a complete list of every modification.
Total records
21,950
Critical
3,122
High
7,067
Medium
6,906
Low
609
Severity not reported
4,246
In CISA KEV
186
Most affected vendors (by CPE data where available): microsoft (1423), linux (722), google (413), ibm (321), oracle (193), mozilla (182), adobe (165), broadcom (118), apache (115), fabian (98)
| CVE | Severity | CVSS | KEV | Vendor / product | Published | Modified |
|---|---|---|---|---|---|---|
| CVE-2026-63912 In the Linux kernel, the following vulnerability has been resolved:
xfrm: esp:... |
critical | 9.8 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-64392 In the Linux kernel, the following vulnerability has been resolved:
ksmbd: use... |
critical | 9.1 | — | Linux / linux kernel | 2026-07-25 | 2026-10-30 |
| CVE-2026-64391 In the Linux kernel, the following vulnerability has been resolved:
ksmbd: use... |
critical | 9.8 | — | Linux / linux kernel | 2026-07-25 | 2026-10-30 |
| CVE-2026-64320 In the Linux kernel, the following vulnerability has been resolved:
nvmet: fix... |
critical | 9.1 | — | Linux / linux kernel | 2026-07-25 | 2026-10-30 |
| CVE-2026-64319 In the Linux kernel, the following vulnerability has been resolved:
nvmet-auth:... |
critical | 9.1 | — | Linux / linux kernel | 2026-07-25 | 2026-10-30 |
| CVE-2026-64136 In the Linux kernel, the following vulnerability has been resolved:
smb: client... |
critical | 9.8 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-64025 In the Linux kernel, the following vulnerability has been resolved:
bpf, skmsg:... |
critical | 9.8 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-63940 In the Linux kernel, the following vulnerability has been resolved:
KVM: SEV: I... |
critical | 9.3 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-53224 In the Linux kernel, the following vulnerability has been resolved:
sctp: valid... |
critical | 9.1 | — | Linux / linux kernel | 2026-06-25 | 2026-10-30 |
| CVE-2026-43414 In the Linux kernel, the following vulnerability has been resolved:
scsi: qla2x... |
critical | 9.8 | — | Linux / linux kernel | 2026-05-08 | 2026-10-30 |
| CVE-2026-43185 In the Linux kernel, the following vulnerability has been resolved:
ksmbd: fix... |
critical | 9.8 | — | Linux / linux kernel | 2026-05-06 | 2026-10-30 |
| CVE-2026-43125 In the Linux kernel, the following vulnerability has been resolved:
dlm: valida... |
critical | 9.8 | — | Linux / linux kernel | 2026-05-06 | 2026-10-30 |
| CVE-2026-43083 In the Linux kernel, the following vulnerability has been resolved:
net: ioam6:... |
critical | 9.1 | — | Linux / linux kernel | 2026-05-06 | 2026-10-30 |
| CVE-2024-53177 In the Linux kernel, the following vulnerability has been resolved:
smb: preven... |
critical | 9.8 | — | Linux / linux kernel | 2024-12-27 | 2026-10-30 |
| CVE-2024-53095 In the Linux kernel, the following vulnerability has been resolved:
smb: client... |
critical | 9.8 | — | Linux / linux kernel | 2024-11-21 | 2026-10-30 |
| CVE-2024-26828 In the Linux kernel, the following vulnerability has been resolved:
cifs: fix u... |
critical | 9.4 | — | Linux / linux kernel | 2024-04-17 | 2026-10-30 |
| CVE-2026-64024 In the Linux kernel, the following vulnerability has been resolved:
tcp: fix st... |
critical | 9.4 | — | Linux / linux kernel | 2026-07-19 | 2026-10-29 |
| CVE-2026-63939 In the Linux kernel, the following vulnerability has been resolved:
KVM: SEV: C... |
critical | 9.3 | — | Linux / linux kernel | 2026-07-19 | 2026-10-28 |
| CVE-2026-63938 In the Linux kernel, the following vulnerability has been resolved:
KVM: SEV: C... |
critical | 9.3 | — | Linux / linux kernel | 2026-07-19 | 2026-10-27 |
| CVE-2026-63922 In the Linux kernel, the following vulnerability has been resolved:
ipv6: exthd... |
critical | 9.8 | — | Linux / linux kernel | 2026-07-19 | 2026-10-27 |
| CVE-2026-23112 In the Linux kernel, the following vulnerability has been resolved:
nvmet-tcp:... |
critical | 9.8 | — | Linux / linux kernel | 2026-02-13 | 2026-10-19 |
| CVE-2026-100075 In the Linux kernel, the following vulnerability has been resolved:
RDMA/srpt:... |
critical | 9.8 | — | Linux / linux kernel | 2026-09-25 | 2026-10-19 |
| CVE-2026-63913 In the Linux kernel, the following vulnerability has been resolved:
netfilter:... |
high | 8.2 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-63914 In the Linux kernel, the following vulnerability has been resolved:
xfrm: route... |
high | 7.3 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-63915 In the Linux kernel, the following vulnerability has been resolved:
nfc: hci: f... |
high | 8.8 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-63916 In the Linux kernel, the following vulnerability has been resolved:
HID: wacom:... |
high | 8.8 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-63917 In the Linux kernel, the following vulnerability has been resolved:
ip6: vti: U... |
high | 8.8 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-63967 In the Linux kernel, the following vulnerability has been resolved:
iio: imu: s... |
high | 7.8 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-63968 In the Linux kernel, the following vulnerability has been resolved:
ipv6: fix p... |
high | 7.5 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-63875 In the Linux kernel, the following vulnerability has been resolved:
arm64: tlb:... |
high | 7.8 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-63874 In the Linux kernel, the following vulnerability has been resolved:
net: mctp:... |
high | 7.8 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-63898 In the Linux kernel, the following vulnerability has been resolved:
USB: serial... |
high | 7.8 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-63899 In the Linux kernel, the following vulnerability has been resolved:
USB: serial... |
high | 7.8 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-63901 In the Linux kernel, the following vulnerability has been resolved:
USB: serial... |
high | 7.8 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-63902 In the Linux kernel, the following vulnerability has been resolved:
USB: serial... |
high | 7.1 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-63903 In the Linux kernel, the following vulnerability has been resolved:
USB: serial... |
high | 7.1 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-63904 In the Linux kernel, the following vulnerability has been resolved:
usb: usbtmc... |
high | 7.1 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-63905 In the Linux kernel, the following vulnerability has been resolved:
usbip: vudc... |
high | 7.8 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-63906 In the Linux kernel, the following vulnerability has been resolved:
usb: musb:... |
high | 8.4 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
| CVE-2026-63955 In the Linux kernel, the following vulnerability has been resolved:
mm/vmalloc:... |
high | 7.5 | — | Linux / linux kernel | 2026-07-19 | 2026-10-30 |
Sources: NIST NVD (CVE API 2.0) and the CISA KEV catalog. Severity is as stated by the source; missing values are shown as “not reported”, never estimated.