Vulnerability index

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U Boot CRITICAL 9.8
CVE-2026-29009

U-Boot before 2026.07-rc2 contains a buffer overflow vulnerability in nfs_readlink_reply() (net/nfs-common.c) when CONFIG_CMD_NFS is enabled, allowin…

Fix: 2026.04+
Fix from $2,300 2026-07-08
U Boot HIGH 7.5
CVE-2026-29008

U-Boot through 2026.04-rc3 contains an integer underflow vulnerability in the tcp_rx_state_machine() function (net/tcp.c) that allows a network-adjac…

Fix: 2026.04+
Fix from $1,950 2026-07-08
U Boot MEDIUM 5.3
CVE-2026-29007

U-Boot through 2026.04-rc3 contains an out-of-bounds read vulnerability in tcp_rx_state_machine() (net/tcp.c) when CONFIG_PROT_TCP is enabled, allowi…

Fix: 2026.04+
Fix from $1,600 2026-07-08
U Boot HIGH 8.8
CVE-2026-46728

Das U-Boot before 2026.04 allows FIT (Flat Image Tree) signature verification bypass because hashed-nodes is omitted from a hash.

Fix: 2025.09.3 / 2026.03.1+
Fix from $1,950 2026-05-16
U Boot HIGH 8.2
CVE-2026-33243

barebox is a bootloader. In barebox from version 2016.03.0 to before version 2026.03.1 (and the corresponding backport to 2025.09.3), an attacker cou…

Fix: 2025.09.3 / 2026.03.1+
Fix from $1,950 2026-03-20
U Boot HIGH 7.6
CVE-2025-24857

Improper access control for volatile memory containing boot code in Universal Boot Loader (U-Boot) before 2017.11 and Qualcomm chips IPQ4019, IPQ5018…

Fix: 2017.11+
Fix from $1,950 2025-12-10
U Boot MEDIUM 6.5
CVE-2025-45512

A lack of signature verification in the bootloader of DENX Software Engineering Das U-Boot (U-Boot) v1.1.3 allows attackers to install crafted firmwa…

No fix yet
Fix from $1,600 2025-08-05
U Boot HIGH 7.8
CVE-2024-57258

Integer overflows in memory allocation in Das U-Boot before 2025.01-rc1 occur for a crafted squashfs filesystem via sbrk, via request2size, or becaus…

Fix: after 2024.10
Fix from $1,950 2025-02-18
U Boot MEDIUM 6.8
CVE-2024-57254

An integer overflow in sqfs_inode_size in Das U-Boot before 2025.01-rc1 occurs in the symlink size calculation via a crafted squashfs filesystem.

Fix: after 2024.10
Fix from $1,600 2025-02-18
U Boot MEDIUM 6.8
CVE-2024-57255

An integer overflow in sqfs_resolve_symlink in Das U-Boot before 2025.01-rc1 occurs via a crafted squashfs filesystem with an inode size of 0xfffffff…

Fix: after 2024.10
Fix from $1,600 2025-02-18
U Boot MEDIUM 6.8
CVE-2024-57256

An integer overflow in ext4fs_read_symlink in Das U-Boot before 2025.01-rc1 occurs for zalloc (adding one to an le32 variable) via a crafted ext4 fil…

Fix: after 2024.10
Fix from $1,600 2025-02-18
U Boot MEDIUM 6.8
CVE-2024-57259

sqfs_search_dir in Das U-Boot before 2025.01-rc1 exhibits an off-by-one error and resultant heap memory corruption for squashfs directory listing bec…

Fix: after 2024.10
Fix from $1,600 2025-02-18
U Boot HIGH 8.1
CVE-2024-42040

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 atta…

Fix: after 2025.10
Fix from $1,950 2024-08-23
U Boot HIGH 7.1
CVE-2022-2347

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…

Fix: after 2022.07
Fix from $1,950 2022-09-23
U Boot HIGH 7.8
CVE-2022-33967

squashfs filesystem implementation of U-Boot versions from v2020.10-rc2 to v2022.07-rc5 contains a heap-based buffer overflow vulnerability due to a …

Patch available
Fix from $1,950 2022-07-20
U Boot HIGH 7.8
CVE-2022-33103

Das U-Boot from v2020.10 to v2022.07-rc3 was discovered to contain an out-of-bounds write via the function sqfs_readdir().

Fix: 2022.07+
Fix from $1,950 2022-07-01
U Boot CRITICAL 9.8
CVE-2022-34835

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 corrupti…

Fix: 2022.07+
Fix from $2,300 2022-06-30
U Boot HIGH 7.8
CVE-2022-30790

Das U-Boot 2022.01 has a Buffer Overflow, a different issue than CVE-2022-30552.

No fix yet
Fix from $1,950 2022-06-08
U Boot MEDIUM 5.5
CVE-2022-30552

Das U-Boot 2022.01 has a Buffer Overflow.

No fix yet
Fix from $1,600 2022-06-08
U Boot HIGH 7.8
CVE-2021-27097

The boot loader in Das U-Boot before 2021.04-rc2 mishandles a modified FIT.

Fix: after 2021.01
Fix from $1,950 2021-02-17
U Boot HIGH 7.8
CVE-2021-27138

The boot loader in Das U-Boot before 2021.04-rc2 mishandles use of unit addresses in a FIT.

Fix: after 2021.01
Fix from $1,950 2021-02-17
U Boot HIGH 7.8
CVE-2020-10648

Das U-Boot through 2020.01 allows attackers to bypass verified boot restrictions and subsequently boot arbitrary images by providing a crafted FIT im…

Fix: 2018.03+
Fix from $1,950 2020-03-19
U Boot CRITICAL 9.8
CVE-2020-8432

In Das U-Boot through 2020.01, a double free has been found in the cmd/gpt.c do_rename_gpt_parts() function. Double freeing may result in a write-wha…

Fix: after 2020.01
Fix from $2,300 2020-01-29
U Boot HIGH 7.8
CVE-2019-13105

Das U-Boot versions 2019.07-rc1 through 2019.07-rc4 can double-free a cached block of data when listing files in a crafted ext4 filesystem.

Patch available
Fix from $1,950 2019-08-06
U Boot HIGH 7.8
CVE-2019-13106

Das U-Boot versions 2016.09 through 2019.07-rc4 can memset() too much data while reading a crafted ext4 filesystem, which results in a stack buffer o…

Fix: after 2019.04
Fix from $1,950 2019-08-06
U Boot HIGH 7.8
CVE-2019-13104

In Das U-Boot versions 2016.11-rc1 through 2019.07-rc4, an underflow can cause memcpy() to overwrite a very large amount of data (including the whole…

Fix: after 2019.04
Fix from $1,950 2019-08-06
U Boot CRITICAL 9.8
CVE-2019-14204

An issue was discovered in Das U-Boot through 2019.07. There is a stack-based buffer overflow in this nfs_handler reply helper function: nfs_umountal…

Fix: after 2019.07
Fix from $2,300 2019-07-31
U Boot CRITICAL 9.8
CVE-2019-14192

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy when parsing a UDP packet due to a net_process_received_packet in…

Fix: after 2019.07
Fix from $2,300 2019-07-31
U Boot CRITICAL 9.8
CVE-2019-14193

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy with an unvalidated length at nfs_readlink_reply, in the "if" blo…

Fix: after 2019.07
Fix from $2,300 2019-07-31
U Boot CRITICAL 9.8
CVE-2019-14194

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy with a failed length check at nfs_read_reply when calling store_b…

Fix: after 2019.07
Fix from $2,300 2019-07-31