Denx vulnerabilities
We track 6 vulnerabilities in Denx products. 6 are rated high or critical, and none are known to be exploited. The most recent was published on December 10, 2025.
Latest Denx vulnerabilities
- 7.6 High severity
U-boot: Improper Access Control
Improper access control for volatile memory containing boot code in Universal Boot Loader (U-Boot) before 2017.11 and Qualcomm chips IPQ4019, IPQ5018, IPQ5322, IPQ6018, IPQ8064, IPQ8074, and IPQ9574 could allow an attacker to execute arbitrary code.
- 7.8 High severity
U-Boot: Integer Overflow or Wraparound
Integer overflows in memory allocation in Das U-Boot before 2025.01-rc1 occur for a crafted squashfs filesystem via sbrk, via request2size, or because ptrdiff_t is mishandled on x86_64.
- 8.1 High severity
U-boot: Buffer Copy without Checking Size of Input
Buffer Overflow vulnerability in the net/bootp.c in DENEX U-Boot from its initial commit in 2002 (3861aa5) up to today on any platform allows an attacker on the local network to leak memory from four up to 32 bytes of memory stored behind the packet to the net
- 7.1 High severity
Uboot: Out-of-bounds Write
There exists an unchecked length field in UBoot. The U-Boot DFU implementation does not bound the length field in USB DFU download setup packets, and it does not verify that the transfer direction corresponds to the specified command. Consequently, if a physic
- 9.8 Critical severity
RUGGEDCOM ROX MX5000: Out-of-bounds Write
In Das U-Boot through 2022.07-rc5, an integer signedness error and resultant stack-based buffer overflow in the "i2c md" command enables the corruption of the return address pointer of the do_i2c_md function.
- 9.8 Critical severity
U-boot: Buffer Copy without Checking Size of Input
nfs_lookup_reply in net/nfs.c in Das U-Boot through 2022.04 (and through 2022.07-rc2) has an unbounded memcpy with a failed length check, leading to a buffer overflow. NOTE: this issue exists because of an incorrect fix for CVE-2019-14196.