CVE-2025-2962High· 7.5▾ TwilightA denial-of-service issue in the dns implemenation could cause an infinite loop.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 41.3 · likelihood 0.1 · exploitation 0
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Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.6%
A denial-of-service issue in the dns implemenation could cause an infinite loop.
zephyr <= 4.1.0Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-10642Medium· 6.5The Zephyr PL011 UART driver (drivers/serial/uart_pl011.c) contains an unbounded software loop in pl011_irq_tx_enable() that repeatedly invokes the interrupt-driven application callback while the TX interrupt mask bit (PL011_IMSC_TXIM) i…
CVE-2026-15923Medium· 4.6The Zephyr SDIO subsystem function sdio_io_rw_extended_helper() in subsys/sd/sdio.c finishes transfers with a byte-I/O loop that uses size = MIN(remaining, func->cis.max_blk_size) as the per-iteration step
CVE-2026-10686Medium· 5.8Zephyr's IPv6 forwarding path re-sent routed unicast packets without ever decrementing the IPv6 hop limit
CVE-2025-10458High· 7.6Parameters are not validated or sanitized, and are later used in various internal operations.
CVE-2025-7403High· 7.6Unsafe handling in bt_conn_tx_processor causes a use-after-free, resulting in a write-before-zero
CVE-2025-10456High· 7.1A vulnerability was identified in the handling of Bluetooth Low Energy (BLE) fixed channels (such as SMP or ATT)