ZE
Product
zephyr
by zephyrproject · last CVE Oct 28, 2026
322
CVEs
0
On KEV
10.0
Max CVSS
65
New 30D
Severity mix
Critical 29High 118Medium 154Low 21
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Add zephyr to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-15460
5.4
0%
Sep 9
Missing channel-state validation in Zephyr Bluetooth Classic L2CAP receive path
Affected: 1.6.0 before 4.4.2
CVE-2026-14368
5.4
0%
Aug 31
Off-by-one out-of-bounds NUL write in Zephyr LwM2M JSON string parser
Affected: 3.2.0 before 4.4.2
CVE-2026-13481
5.4
0%
Aug 26
Out-of-bounds read in PTP management TLV TIME parsing in Zephyr net PTP
Affected: 3.7.0 before 4.4.2
CVE-2026-10773
5.4
0%
Aug 1
Out-of-bounds read in DHCPv4 client message-type name lookup (net_dhcpv4_msg_type_name)
Affected: 1.7.0 before 4.4.2
CVE-2026-82388
New
5.3
0%
Oct 26
Use of a released HFP HF object after a failed RFCOMM connect in the Bluetooth Classic host
Affected: 4.4.0 before 4.5.0
CVE-2026-19947
5.3
0%
Oct 21
Missing kernel object permission check in devmux syscalls allows unprivileged user threads to retarget a device multiplexer
Affected: 3.6.0 before 4.5.0
CVE-2026-18416
5.3
0%
Sep 28
Out-of-bounds read in CoAP well-known-core Uri-Query href matching (match_path_uri)
Affected: 1.8.0 before 4.4.2
CVE-2026-17054
5.3
0%
Sep 21
Out-of-bounds read and permanent loss of Wi-Fi reception in the ESP-hosted SPI driver's frame reassembly
Affected: 4.2.0 before 4.4.2
CVE-2026-15890
5.3
0%
Sep 21
AEAD nonce reuse in Zephyr secure_storage ITS default nonce provider due to missing thread synchronization
Affected: 4.0.0 before 4.4.2
CVE-2026-15892
5.3
0%
Sep 13
Heap memory leak in mcumgr settings-management handlers on access-hook rejection leads to denial of service
Affected: 3.5.0 before 4.4.2
CVE-2026-15461
5.3
0%
Sep 10
Type confusion in Zephyr HL78xx GNSS NMEA driver causes wild-pointer write from GNSS input
Affected: 4.4.0 before 4.4.2
CVE-2026-13213
5.3
0%
Aug 24
Bluetooth HAS: NULL-pointer dereference DoS when a bonded peer reconnects before bt_has_register
Affected: 3.6.0 before 4.4.2
CVE-2026-13343
5.3
0%
Aug 24
Uninitialised stack memory disclosure in the MIDI 2.0 UMP Stream responder
Affected: 4.3.0 before 4.4.2
CVE-2026-12999
5.3
0%
Aug 22
Infineon Airoc Wi-Fi driver leaks TX buffers on send failure, leading to permanent pool exhaustion
Affected: 3.6.0 before 4.4.2
CVE-2026-12634
5.3
0%
Aug 19
Out-of-bounds stack write in the settings NVS backend from over-reported nvs_read length
Affected: 2.0.0 before 4.5.0
CVE-2026-10657
5.3
0%
Jul 5
Out-of-bounds read in Zephyr DNS resolver mDNS suffix check (memcmp past string NUL)
Affected: 1.10.0 before 4.3.1; 4.4.0 before 4.4.2
CVE-2026-10647
5.3
0%
Jun 29
Deadlock denial of service in USB CDC-NCM device class on TX enqueue failure
Affected: 4.0.0 before 4.3.1; 4.4.0 before 4.4.2
CVE-2026-10634
5.3
0%
Jun 15
Use-after-free in Zephyr native TCP `net_tcp_foreach()` due to dropping `tcp_lock` during the callback
Affected: 3.6.0 before 4.3.1; 4.4.0 before 4.4.1
CVE-2026-1677
5.3
0%
May 11
net: TLS 1.2 connections allowed on TLS 1.3 sockets
Affected: through 4.3.0
CVE-2026-5590
5.3
0%
Apr 5
net: ip/tcp: Null pointer dereference can be triggered by a race condition
Affected: through 4.3.0
CVE-2022-1841
5.3
1%
Aug 31
In subsys/net/ip/tcp.c , function tcp_flags , when the incoming parameter flags is ECN or CWR , the buf will out-of-bounds write a byte zero
Affected: through 3.0.0
CVE-2020-10072
5.3
0%
May 25
Improper Handling of Insufficient Permissions or Privileges in zephyr
Affected: through 1.14.2; 2.0.0 through 2.2.0
CVE-2026-78116
5.2
0%
Oct 21
Double free of an RTIO submission in the Broadcom AFBR-S50 sensor driver data-evaluation error path
Affected: 4.3.0 before 4.5.0
CVE-2026-12052
5.2
0%
Aug 11
Out-of-bounds write in USB CDC NCM control handler when host wLength is smaller than the response
Affected: 4.0.0 before 4.4.2
CVE-2026-12519
5.0
0%
Aug 17
Out-of-bounds stack read and write in Zephyr WNC-M14A2A modem socket-notify parsing
Affected: 1.13.0 before 4.4.2
CVE-2026-10664
5.0
0%
Jul 12
Out-of-bounds write in nRF70 Wi-Fi driver power-save event handler (unbounded TWT flow count)
Affected: 4.4.0 before 4.4.1
CVE-2026-19936
4.8
0%
Oct 12
Bluetooth Mesh delayable message queue: unsynchronized list access leads to NULL pointer dereference
Affected: 3.6.0 through 4.4.2
CVE-2026-19735
4.8
0%
Oct 11
Predictable TCP initial sequence numbers when the RFC 6528 secret key generation fails silently in the Zephyr TCP stack
Affected: 3.7.0 through 4.4.2
CVE-2026-10639
4.8
0%
Jun 16
Use-after-free reading `net_pkt_iface()` of a sent ICMPv4 echo-reply packet in `icmpv4_handle_echo_request()`
Affected: 4.2.0 before 4.3.1; 4.4.0 before 4.4.1
CVE-2020-10059
4.8
1%
May 11
The UpdateHub module disables DTLS peer checking, which allows for a man in the middle attack
Affected: 2.1.0; 2.2.0
CVE-2026-16515
4.7
0%
Sep 18
ICMPv6 error messages sent for multicast-destined packets and non-unique source addresses enable network amplification in Zephyr's IPv6 stack
Affected: 1.14.0 before 4.4.2
CVE-2026-10659
4.7
0%
Jul 7
NULL pointer dereference in Zephyr Dhara FTL disk driver on flash read error during journal resume
Affected: 4.4.0 before 4.4.2
CVE-2026-16148
4.6
0%
Sep 14
Kernel panic in the it82xx2 USB device controller driver via re-initialization of a busy delayable work item
Affected: 3.7.0 before 4.4.2
CVE-2026-15923
4.6
0%
Sep 14
Infinite loop denial of service in Zephyr SDIO byte-I/O from a card-supplied zero max_blk_size
Affected: 3.6.0 before 4.4.2
CVE-2026-12629
4.6
0%
Aug 17
PL011 UART error interrupts never cleared, enabling an external-peer interrupt-storm denial of service
Affected: 1.14.0 before 4.4.2
CVE-2026-12051
4.6
0%
Aug 11
NULL pointer dereference in USB DFU device_next download handler (handle_download)
Affected: 4.4.0 before 4.4.2
CVE-2026-10683
4.6
0%
Jul 27
DesignWare I2C target driver can be wedged into a permanent stuck state by an on-bus master (DoS)
Affected: 4.0.0 before 4.4.2
CVE-2026-7007
4.6
0%
Jul 24
Division by zero in Zephyr ext2 superblock parsing allows DoS via crafted filesystem image
Affected: 3.5.0 before 4.4.2
CVE-2026-10668
4.6
0%
Jul 12
Host-triggerable control-endpoint wedge (DoS) in Nuvoton NuMaker HSUSBD UDC driver
Affected: 4.4.0 before 4.4.2
CVE-2026-10656
4.6
0%
Jul 5
NULL-pointer dereference DoS in MAX32 USB device controller transfer-completion handlers
Affected: 4.2.0 before 4.4.1
CVE-2026-10642
4.6
0%
Jun 24
Unbounded TX busy-loop DoS in Zephyr PL011 UART driver under CTS hardware flow control
Affected: 4.1.0 before 4.3.1; 4.4.0 before 4.4.2
CVE-2026-20435
4.6
0%
Mar 2
In preloader, there is a possible read of device unique identifiers due to a logic error
Affected: 3.7.0
CVE-2022-0553
4.6
0%
Jan 11
There is no check to see if slot 0 is being uploaded from the device to the host
Affected: before 3.0.0
CVE-2026-17053
4.4
0%
Oct 1
SMBus callback-removal syscalls accept an unvalidated user pointer, letting user threads manipulate kernel callback state
Affected: 3.4.0 before 4.4.2
CVE-2026-81039
New
4.3
0%
Oct 26
Bluetooth Host connection reservation leak when multiple connectable advertising sets share an identity
Affected: 2.3.0 before 4.5.0
CVE-2026-16514
4.3
0%
Sep 18
Out-of-bounds read in gPTP Announce path-trace validation via unvalidated stepsRemoved
Affected: 1.13.0 before 4.4.2
CVE-2026-13479
4.3
0%
Aug 26
Out-of-bounds read in LoRaWAN clock-sync AppTimeAns downlink handler
Affected: 3.3.0 before 4.4.2
CVE-2026-12630
4.3
0%
Aug 17
6LoWPAN IPHC uncompression out-of-bounds read on reserved destination addressing mode
Affected: 2.0.0 before 4.4.2
CVE-2026-78117
4.2
0%
Oct 21
Race condition on shared HCI TX descriptor in the Infineon PSOC 6 BLESS Bluetooth driver can leak adjacent memory over the air
Affected: 3.4.0 through 4.4.2
CVE-2026-75085
4.2
0%
Oct 14
Out-of-bounds read from received-frame length underflow in the STM32WBA IEEE 802.15.4 driver
Affected: 4.3.0 through 4.4.2
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