CVE-2026-31431

CVE-2026-31431 Copy Fail - CVE-2026-31431 Detail https://nvd.nist.gov/vuln/detail/CVE-2026-31431 https://copy.fail/exploit https://xint.io/blog/copy-fail-linux-distributions Tested Distro / Version Distro| Version ---|--- Ubuntu 24.04 LTS| 6.17.0-1007-aws Amazon Linux 2023| 6.18.8-9.213.amzn2023...

c-copy-fail

CopyFail CVE-2026-31431 in Linux Kernel Crypto API Resources: main website aarch64 syscalls pwntools for generating shell code how ancillary data work in sendmsg...

CVE-2026-31431-mitigacion

CVE-2026-31431 — Complete Technical Analysis Classification: Local Privilege Escalation LPE — Linux Kernel CVSS: 7.8 High Impact: unprivileged user → root Affected module: algifaead AFALG kernel subsystem Table of Contents 1. Why is it vulnerable? 2. Which versions are affected? 3. How it is...

CVE-2026-98846

In the Linux kernel, the following vulnerability has been resolved: sctp: check RCVSHUTDOWN after the sendmsg connect wait sctpwaitforconnect drops the socket lock while it sleeps. An out-of-the-blue ABORT can then be processed from the socket backlog and unlink the association. If a concurrent...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: crypto: af-alg – Fix NULL pointer dereference in scatterwalk The AFALG interface fails to unmark the end of a Scatter/Gather List SGL when chaining a new afalgtsgl structure. If a sendmsg function fills an SGL exactly up to...

pppoeject

PPPoEject — Linux kernel PPPoE use-after-free tracking site Source for the PPPoEject patch-status tracker: a single-page site recording which distributions have shipped a fix for the PPPoE sendmsg stale skb-head use-after-free in the Linux kernel. Where the facts live Everything about the bug — t...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: kcm: Fixed error handling for SOCKDGRAM in kcmsendmsg. Syzkaller identified a memory leak in kcmsendmsg, and the commit c821a88bd720 "kcm: Fix memory leak in the error path of kcmsendmsg" suppressed this issue by updating...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fixed an issue of signed integer overflow in l2tpip6sendmsg. When len = INTMAX - transhdrlen, the value of ulen = len + transhdrlen will cause an overflow. To address this issue, we can follow the approach used by udpv6 and...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerabilities have been resolved: ipv4, ipv6: Fixed the handling of transhdrlen in ip,6appenddata. Including transhdrlen in the packet length is a problem when the packet is partially filled e.g., a sendMSGMORE operation occurred previously when appending to a...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: kcm: Serialise kcmsendmsg for the same socket. syzkaller reported UAF in kcmrelease. 0 The scenario is 1. Thread A builds a skb with MSGMORE and sets kcm-seqskb. 2. Thread A resumes building skb from kcm-seqskb but is blocked by...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: llc: Makes llcuisendmsg more robust against changes related to bonding. syzbot was able to exploit llcuisendmsg, allocating a skb without sufficient headroom, and then attempting to append 14 bytes of Ethernet header information...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rds: ib: rejecting FRMR registrations before an IB connection is established The rdsibgetmr function extracts the rdsibconnection from conn-ctransportdata and passes it to rdsibregfrmr for FRWR memory registration. In a newly...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: IB/hfi1: Fixed the off-by-one error in sdma.h’s tx-numdescs. Unfortunately, the commit fd8958efe877 introduced another error, causing the descp array to overflow. This leads to further crashes that can be easily reproduced usi...

PT-2026-94399

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the TCP implementation where devmem TX is not properly enforced to require zero-copy when NETIF F SG is absent. In such scenarios, the tcp sendmsg locked function...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: atm: clip: Fixed NULL pointer dereferencing in vccsendmsg atmarpddevops does not implement the send method, which may cause crashes as described below. BUG: NULL pointer dereferencing in the kernel, address: 0000000000000000 P...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - rxrpc: Fixed the locking mechanism in rxrpc’s sendmsg function. - Three bugs were fixed in the implementation of rxrpc’s sendmsg function: 1 The rxrpcnewclientcall function should release the socket lock when returning an...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: bpf, sockmap: Fixed a memory leak in tcpbpfsendmsg when skmsg is full. If tcpbpfsendmsg is running while skmsg is full, and skmsgalloc returns an -ENOMEM error, tcpbpfsendmsg will enter a waitformemory state. If part of the...

CVE-2026-90564

A vulnerability was identified in quequnlong shiyi-blog 1.0.0-1.2.1. This impacts the function SysChatMsgMapper.getChatMsgList of the file blog-web/src/views/chat/index.vue of the component chat sendMsg Endpoint. Such manipulation of the argument chatmsg leads to cross site scripting. The attack...

CVE-2026-90564 quequnlong shiyi-blog chat sendMsg Endpoint index.vue SysChatMsgMapper.getChatMsgList cross site scripting

A vulnerability was identified in quequnlong shiyi-blog 1.0.0-1.2.1. This impacts the function SysChatMsgMapper.getChatMsgList of the file blog-web/src/views/chat/index.vue of the component chat sendMsg Endpoint. Such manipulation of the argument chatmsg leads to cross site scripting. The attack...

CVE-2026-90564

CVE-2026-90564 is a cross-site scripting (XSS) vulnerability affecting quequnlong shiyi-blog versions 1.0.0 through 1.2.1 . The flaw resides in the function SysChatMsgMapper.getChatMsgList within the file blog-web/src/views/chat/index.vue , specifically in the chat sendMsg Endpoint . Manipulating...