CVE-2025-38572

CVE-2025-38572 affects the Linux kernel IPv6 path, where an attacker could craft IPv6 extension headers to overflow skb->transport_header via ipv6_gso_segment() when processing very long headers. The root cause is related to the 16-bit transport header field handling, with a suggested fix addi...

CVE-2025-38572 ipv6: reject malicious packets in ipv6_gso_segment()

In the Linux kernel, the following vulnerability has been resolved: ipv6: reject malicious packets in ipv6gsosegment syzbot was able to craft a packet with very long IPv6 extension headers leading to an overflow of skb-transportheader. This 16bit field has a limited range. Add...

CVE-2025-38572 ipv6: reject malicious packets in ipv6_gso_segment()

In the Linux kernel, the following vulnerability has been resolved: ipv6: reject malicious packets in ipv6gsosegment syzbot was able to craft a packet with very long IPv6 extension headers leading to an overflow of skb-transportheader. This 16bit field has a limited range. Add...

CVE-2025-38572

In the Linux kernel, the following vulnerability has been resolved: ipv6: reject malicious packets in ipv6gsosegment syzbot was able to craft a packet with very long IPv6 extension headers leading to an overflow of skb-transportheader. This 16bit field has a limited range. Add...

PT-2025-37228

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A flaw exists in the Linux kernel related to Generic Segmentation Offload GSO and IPv6 packets with extension headers. Specifically, the kernel incorrectly requests checksum offload fo...

CVE-2023-23846

Due to insufficient length validation in the Open5GS GTP library versions prior to versions 2.4.13 and 2.5.7, when parsing extension headers in GPRS tunneling protocol GPTv1-U messages, a protocol payload with any extension header length set to zero causes an infinite loop. The affected process...

CVE-2022-36053

Contiki-NG is an open-source, cross-platform operating system for Next-Generation IoT devices. The low-power IPv6 network stack of Contiki-NG has a buffer module os/net/ipv6/uipbuf.c that processes IPv6 extension headers in incoming data packets. As part of this processing, the function...

CVE-2021-25663

A vulnerability has been identified in Capital Embedded AR Classic 431-422 All versions, Capital Embedded AR Classic R20-11 All versions V2303, Nucleus NET All versions, Nucleus ReadyStart V3 All versions V2017.02.4, Nucleus ReadyStart V4 All versions V4.1.0, Nucleus Source Code All versions...

CVE-2025-21629

In the Linux kernel, the following vulnerability has been resolved: net: reenable NETIFFIPV6CSUM offload for BIG TCP packets The blamed commit disabled hardware offoad of IPv6 packets with extension headers on devices that advertise NETIFFIPV6CSUM, based on the definition of that feature in...

CVE-2025-21629

In the Linux kernel, the following vulnerability has been resolved: net: reenable NETIFFIPV6CSUM offload for BIG TCP packets The blamed commit disabled hardware offoad of IPv6 packets with extension headers on devices that advertise NETIFFIPV6CSUM, based on the definition of that feature in...

AZL-68552 CVE-2025-21629 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: net: reenable NETIFFIPV6CSUM offload for BIG TCP packets The blamed commit disabled hardware offoad of IPv6 packets with extension headers on devices that advertise NETIFFIPV6CSUM, based on the definition of that feature in...

CVE-2025-21629 net: reenable NETIF_F_IPV6_CSUM offload for BIG TCP packets

In the Linux kernel, the following vulnerability has been resolved: net: reenable NETIFFIPV6CSUM offload for BIG TCP packets The blamed commit disabled hardware offoad of IPv6 packets with extension headers on devices that advertise NETIFFIPV6CSUM, based on the definition of that feature in...

CVE-2025-21629 net: reenable NETIF_F_IPV6_CSUM offload for BIG TCP packets

In the Linux kernel, the following vulnerability has been resolved: net: reenable NETIFFIPV6CSUM offload for BIG TCP packets The blamed commit disabled hardware offoad of IPv6 packets with extension headers on devices that advertise NETIFFIPV6CSUM, based on the definition of that feature in...

PT-2023-19805 · Riot-Os · Riot-Os

Name of the Vulnerable Software and Affected Versions: RIOT-OS versions prior to 2022.10 Description: The issue arises from a type confusion between IPv6 extension headers and a UDP header while encoding a 6LoWPAN IPHC header in the network stack. This type confusion results in an out of bounds...

SUSE CVE-2020-13986

An issue was discovered in Contiki through 3.0. An infinite loop exists in the uIP TCP/IP stack component when handling RPL extension headers of IPv6 network packets in rplremoveheader in net/rpl/rpl-ext-header.c...

SUSE CVE-2020-13984

An issue was discovered in Contiki through 3.0. An infinite loop exists in the uIP TCP/IP stack component when processing IPv6 extension headers in exthdroptionsprocess in net/ipv6/uip6.c...

CVE-2023-23846

Due to insufficient length validation in the Open5GS GTP library versions prior to versions 2.4.13 and 2.5.7, when parsing extension headers in GPRS tunneling protocol GPTv1-U messages, a protocol payload with any extension header length set to zero causes an infinite loop. The affected process...

PT-2023-1375 · Open5Gs · Open5Gs Gtp

Name of the Vulnerable Software and Affected Versions: Open5GS GTP versions prior to 2.4.13 Open5GS GTP versions prior to 2.5.7 Description: The issue is related to insufficient length validation in the Open5GS GTP library, which can cause an infinite loop when parsing extension headers in GPRS...

CVE-2022-36053 Out-of-bounds read in the uIP buffer module

Contiki-NG is an open-source, cross-platform operating system for Next-Generation IoT devices. The low-power IPv6 network stack of Contiki-NG has a buffer module os/net/ipv6/uipbuf.c that processes IPv6 extension headers in incoming data packets. As part of this processing, the function...

PT-2022-23145 · Unknown · Contiki-Ng

Name of the Vulnerable Software and Affected Versions: Contiki-NG versions prior to 4.8 Description: The low-power IPv6 network stack of Contiki-NG has a buffer module that processes IPv6 extension headers in incoming data packets. The function uipbuf get next header casts a pointer to a uip ext...