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-2026-29008

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-2026-29007 U-Boot 2026.04-rc3 Out-of-Bounds Read in tcp_rx_state_machine via tcp.c

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 2026.04-rc3 Out-of-Bounds Read in tcp_rx_state_machine via tcp.c

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...

EUVD-2026-42328

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

CVE-2026-29007 affects U-Boot (versions up to 2026.04-rc3) with CONFIG_PROT_TCP enabled. The issue is an out-of-bounds read in tcp_rx_state_machine() (net/tcp.c) triggered by a crafted IP packet whose total length and TCP data offset fields are mismatched, e.g., IP length 40 bytes and TCP header ...

CVE-2026-29007 U-Boot 2026.04-rc3 Out-of-Bounds Read in tcp_rx_state_machine via tcp.c

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...

PT-2026-56476

Name of the Vulnerable Software and Affected Versions U-Boot versions prior to 2026.04-rc4 Description A buffer overflow occurs in the nfs readlink reply function within net/nfs-common.c when CONFIG CMD NFS is enabled. A malicious or compromised NFS server can overflow the 2048-byte nfs path buff...

Debian dla-4642 : u-boot - security update

The remote Debian 11 / 12 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4642 advisory. ------------------------------------------------------------------------- Debian LTS Advisory DLA-4642-1 [email protected]...

[SECURITY] [DLA 4642-1] u-boot security update

Debian LTS Advisory DLA-4642-1 [email protected] https://www.debian.org/lts/security/ Andreas Henriksson June 23, 2026 https://wiki.debian.org/LTS Package : u-boot Version : 2021.01+dfsg-5+deb11u3 2023.01+dfsg-2+deb12u3 CVE ID : CVE-2024-42040 CVE-2026-46728 Debian Bug : 1081557 1136954...

Siemens RuggedCom Rox Out-of-bounds Write (CVE-2019-14203)

An issue was discovered in Das U-Boot through 2019.07. There is a stack-based buffer overflow in this nfshandler reply helper function: nfsmountreply. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C...

Siemens RuggedCom Rox Out-of-bounds Write (CVE-2019-14196)

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy with a failed length check at nfslookupreply. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc...

Siemens RuggedCom Rox Integer Underflow (Wrap or Wraparound) (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 stack while reading a crafted ext4 filesystem. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for mo...

Siemens RuggedCom Rox Out-of-bounds Write (CVE-2022-30790)

Das U-Boot 2022.01 has a Buffer Overflow, a different issue than CVE-2022-30552. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description scriptid505465;...

Siemens RuggedCom Rox Integer Underflow (Wrap or Wraparound) (CVE-2019-14199)

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy when parsing a UDP packet due to a netprocessreceivedpacket integer underflow during an udppackethandler call. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for...

Siemens RuggedCom Rox Out-of-bounds Write (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 corruption of the return address pointer of the doi2cmd function. This plugin only works with Tenable.ot. Please visit...