CVE-2026-29008

U-Boot through 2026.04-rc3 contains an integer underflow vulnerability in the tcprxstatemachine function net/tcp.c that allows a network-adjacent attacker to crash the bootloader by sending a malformed TCP SYN+ACK packet with a manipulated data offset field causing payloadlen to become negative...

CVE-2026-29009

U-Boot before 2026.07-rc2 contains a buffer overflow vulnerability in nfsreadlinkreply net/nfs-common.c when CONFIGCMDNFS is enabled, allowing a malicious or compromised NFS server to overflow the 2048-byte nfspathbuff buffer by returning multiple relative symlink targets that are appended withou...

DEBIAN-CVE-2026-29008

U-Boot through 2026.04-rc3 contains an integer underflow vulnerability in the tcprxstatemachine function net/tcp.c that allows a network-adjacent attacker to crash the bootloader by sending a malformed TCP SYN+ACK packet with a manipulated data offset field causing payloadlen to become negative...

DEBIAN-CVE-2026-29007

U-Boot through 2026.04-rc3 contains an out-of-bounds read vulnerability in tcprxstatemachine net/tcp.c when CONFIGPROTTCP is enabled, allowing remote attackers to read beyond TCP segment boundaries by crafting a malicious packet with a mismatched IP total length and TCP data offset field. Attacke...

CVE-2026-29007

U-Boot through 2026.04-rc3 contains an out-of-bounds read vulnerability in tcprxstatemachine net/tcp.c when CONFIGPROTTCP is enabled, allowing remote attackers to read beyond TCP segment boundaries by crafting a malicious packet with a mismatched IP total length and TCP data offset field. Attacke...

UBUNTU-CVE-2026-29007

U-Boot through 2026.04-rc3 contains an out-of-bounds read vulnerability in tcprxstatemachine net/tcp.c when CONFIGPROTTCP is enabled, allowing remote attackers to read beyond TCP segment boundaries by crafting a malicious packet with a mismatched IP total length and TCP data offset field. Attacke...

CVE-2026-29008

U-Boot through 2026.04-rc3 contains an integer underflow vulnerability in the tcprxstatemachine function net/tcp.c that allows a network-adjacent attacker to crash the bootloader by sending a malformed TCP SYN+ACK packet with a manipulated data offset field causing payloadlen to become negative...

UBUNTU-CVE-2026-29008

U-Boot through 2026.04-rc3 contains an integer underflow vulnerability in the tcprxstatemachine function net/tcp.c that allows a network-adjacent attacker to crash the bootloader by sending a malformed TCP SYN+ACK packet with a manipulated data offset field causing payloadlen to become negative...

UBUNTU-CVE-2026-29009

U-Boot before 2026.07-rc2 contains a buffer overflow vulnerability in nfsreadlinkreply net/nfs-common.c when CONFIGCMDNFS is enabled, allowing a malicious or compromised NFS server to overflow the 2048-byte nfspathbuff buffer by returning multiple relative symlink targets that are appended withou...

CVE-2026-29009

U-Boot before 2026.07-rc2 contains a buffer overflow vulnerability in nfsreadlinkreply net/nfs-common.c when CONFIGCMDNFS is enabled, allowing a malicious or compromised NFS server to overflow the 2048-byte nfspathbuff buffer by returning multiple relative symlink targets that are appended withou...

CVE-2026-29009

U-Boot before 2026.07-rc2 contains a buffer overflow vulnerability in nfsreadlinkreply net/nfs-common.c when CONFIGCMDNFS is enabled, allowing a malicious or compromised NFS server to overflow the 2048-byte nfspathbuff buffer by returning multiple relative symlink targets that are appended withou...

CVE-2026-29009

U-Boot before 2026.07-rc2 contains a buffer overflow vulnerability in nfsreadlinkreply net/nfs-common.c when CONFIGCMDNFS is enabled, allowing a malicious or compromised NFS server to overflow the 2048-byte nfspathbuff buffer by returning multiple relative symlink targets that are appended withou...

CVE-2026-29009 U-Boot < 2026.07-rc2 Buffer Overflow in nfs_readlink_reply() via NFS READLINK

U-Boot before 2026.07-rc2 contains a buffer overflow vulnerability in nfsreadlinkreply net/nfs-common.c when CONFIGCMDNFS is enabled, allowing a malicious or compromised NFS server to overflow the 2048-byte nfspathbuff buffer by returning multiple relative symlink targets that are appended withou...

CVE-2026-29009 U-Boot < 2026.07-rc2 Buffer Overflow in nfs_readlink_reply() via NFS READLINK

U-Boot before 2026.07-rc2 contains a buffer overflow vulnerability in nfsreadlinkreply net/nfs-common.c when CONFIGCMDNFS is enabled, allowing a malicious or compromised NFS server to overflow the 2048-byte nfspathbuff buffer by returning multiple relative symlink targets that are appended withou...

CVE-2026-29008

U-Boot 2026.04-rc3 contains a vulnerability in tcp_rx_state_machine() (net/tcp.c) that can crash the bootloader via a malformed TCP SYN+ACK with manipulated data offset, causing payload_len to become negative. The negative value is implicitly converted to a large unsigned integer and passed to me...

CVE-2026-29008 U-Boot 2026.04-rc3 Integer Underflow DoS via tcp_rx_state_machine()

U-Boot through 2026.04-rc3 contains an integer underflow vulnerability in the tcprxstatemachine function net/tcp.c that allows a network-adjacent attacker to crash the bootloader by sending a malformed TCP SYN+ACK packet with a manipulated data offset field causing payloadlen to become negative...

CVE-2026-29008 U-Boot 2026.04-rc3 Integer Underflow DoS via tcp_rx_state_machine()

U-Boot through 2026.04-rc3 contains an integer underflow vulnerability in the tcprxstatemachine function net/tcp.c that allows a network-adjacent attacker to crash the bootloader by sending a malformed TCP SYN+ACK packet with a manipulated data offset field causing payloadlen to become negative...

CVE-2026-29008

U-Boot through 2026.04-rc3 contains an integer underflow vulnerability in the tcprxstatemachine function net/tcp.c that allows a network-adjacent attacker to crash the bootloader by sending a malformed TCP SYN+ACK packet with a manipulated data offset field causing payloadlen to become negative...

CVE-2026-29008

U-Boot through 2026.04-rc3 contains an integer underflow vulnerability in the tcprxstatemachine function net/tcp.c that allows a network-adjacent attacker to crash the bootloader by sending a malformed TCP SYN+ACK packet with a manipulated data offset field causing payloadlen to become negative...

CVE-2026-29008 U-Boot 2026.04-rc3 Integer Underflow DoS via tcp_rx_state_machine()

U-Boot through 2026.04-rc3 contains an integer underflow vulnerability in the tcprxstatemachine function net/tcp.c that allows a network-adjacent attacker to crash the bootloader by sending a malformed TCP SYN+ACK packet with a manipulated data offset field causing payloadlen to become negative...