kernel: netfilter: nf_reject_ipv6: fix potential crash in nf_send_reset6()

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfrejectipv6: fix potential crash in nfsendreset6 I got a syzbot report without a repro 1 crashing in nfsendreset6 I think the issue is that dev-hardheaderlen is zero, and we attempt later to push an Ethernet header. U...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: bridge: xmit: Ensure that the ethheaderlen field is set to a valid value. The syzbot triggered an uninitvalue1 error in the bridgedevice’s xmit path by sending a short packet less than ETHHLEN bytes. To fix this issue, check...

Astra Linux - Vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: net: lapb: increase LAPBHEADERLEN It is unclear whether the net/lapb code is supposed to be ready for 8021q. We can at least avoid crashes like the following: skbuff: skbunderpanic: text:ffffffff8aabe1f6 len:24 put:20...

CVE-2022-33291

Information disclosure in Modem due to buffer over-read while receiving a IP header with malformed length...

CVE-2022-39293

Azure RTOS USBX is a high-performance USB host, device, and on-the-go OTG embedded stack, that is fully integrated with Azure RTOS ThreadX. The case is, in uxhostclasspimaread, there is data length from device response, returned in the very first packet, and read by L165 code, as headerlength. Th...

CVE-2024-52802

RIOT is an operating system for internet of things IoT devices. In version 2024.04 and prior, the function parseadvertise, located in /sys/net/applicationlayer/dhcpv6/client.c, has no minimum header length check for dhcpv6optt after processing dhcpv6msgt. This omission could lead to an out-of-bou...

usb: typec: qcom-pmic: init value of hdr_len/txbuf_len earlier

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SUSE CVE-2024-57791

In the Linux kernel, the following vulnerability has been resolved: net/smc: check return value of sockrecvmsg when draining clc data When receiving clc msg, the field length in smcclcmsghdr indicates the length of msg should be received from network and the value should not be fully trusted as i...

PT-2025-36312

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s vsock/virtio subsystem. The vulnerability occurs when receiving a vsock packet in the guest, where the length from the packet header is used as the...

AZL-54794 CVE-2024-56659 affecting package kernel for versions less than 5.15.176.3-1

In the Linux kernel, the following vulnerability has been resolved: net: lapb: increase LAPBHEADERLEN It is unclear if net/lapb code is supposed to be ready for 8021q. We can at least avoid crashes like the following : skbuff: skbunderpanic: text:ffffffff8aabe1f6 len:24 put:20 head:ffff88802824a4...

AZL-54841 CVE-2024-56659 affecting package kernel for versions less than 6.6.76.1-1

In the Linux kernel, the following vulnerability has been resolved: net: lapb: increase LAPBHEADERLEN It is unclear if net/lapb code is supposed to be ready for 8021q. We can at least avoid crashes like the following : skbuff: skbunderpanic: text:ffffffff8aabe1f6 len:24 put:20 head:ffff88802824a4...

UBUNTU-CVE-2024-56659

In the Linux kernel, the following vulnerability has been resolved: net: lapb: increase LAPBHEADERLEN It is unclear if net/lapb code is supposed to be ready for 8021q. We can at least avoid crashes like the following : skbuff: skbunderpanic: text:ffffffff8aabe1f6 len:24 put:20 head:ffff88802824a4...

CVE-2024-56659 net: lapb: increase LAPB_HEADER_LEN

In the Linux kernel, the following vulnerability has been resolved: net: lapb: increase LAPBHEADERLEN It is unclear if net/lapb code is supposed to be ready for 8021q. We can at least avoid crashes like the following : skbuff: skbunderpanic: text:ffffffff8aabe1f6 len:24 put:20 head:ffff88802824a4...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. Linux kernel suffers from a buffer overflow vulnerability that originates from an insufficient value of LAPBHEADERLEN in the net:lapb module, which can be exploited by a remote...

Medium: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: inet: inetdefrag: prevent sk release while still in use CVE-2024-26921 In the Linux kernel, the following vulnerability has been resolved: net: bridge: xmit: make sure we have at least eth header len bytes...

kernel: netfilter: nf_reject_ipv6: fix potential crash in nf_send_reset6()

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfrejectipv6: fix potential crash in nfsendreset6 I got a syzbot report without a repro 1 crashing in nfsendreset6 I think the issue is that dev-hardheaderlen is zero, and we attempt later to push an Ethernet header. U...

CVE-2024-52802 RIOT-OS missing dhcpv6_opt_t minimum header length check

RIOT is an operating system for internet of things IoT devices. In version 2024.04 and prior, the function parseadvertise, located in /sys/net/applicationlayer/dhcpv6/client.c, has no minimum header length check for dhcpv6optt after processing dhcpv6msgt. This omission could lead to an out-of-bou...

CVE-2024-52802 RIOT-OS missing dhcpv6_opt_t minimum header length check

RIOT is an operating system for internet of things IoT devices. In version 2024.04 and prior, the function parseadvertise, located in /sys/net/applicationlayer/dhcpv6/client.c, has no minimum header length check for dhcpv6optt after processing dhcpv6msgt. This omission could lead to an out-of-bou...

CVE-2024-52802 RIOT-OS missing dhcpv6_opt_t minimum header length check

RIOT is an operating system for internet of things IoT devices. In version 2024.04 and prior, the function parseadvertise, located in /sys/net/applicationlayer/dhcpv6/client.c, has no minimum header length check for dhcpv6optt after processing dhcpv6msgt. This omission could lead to an out-of-bou...

CVE-2024-48981

An issue was discovered in MBed OS 6.16.0. During processing of HCI packets, the software dynamically determines the length of the packet header by looking up the identifying first byte and matching it against a table of possible lengths. The initial parsing function, hciTrSerialRxIncoming does n...