Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: media: mceusb: Use the new usbcontrolmsg routines. Automatic kernel fuzzing led to a WARN message regarding an invalid pipe direction in the mceusb driver: ------------ Cut here ------------ usb 6-1: BOGUS control dir, pipe...

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: nfp: bpf: Added a check for the return value of nfpappctrlmsgalloc. Added a check on the return value of nfpappctrlmsgalloc in nfpbpfcmsgalloc to prevent null pointer dereferencing...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ICMP messages are rate-limited. After the committed issues, the two rate limiters are applied in this order: 1 Host-wide rate limit icmpglobalallow 2 Per-destination rate limit based on inetpeer To avoid side-channel attacks, we...

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

In the Linux kernel, the following vulnerability has been resolved: icmp6: Fixed the null-ptr-deref of ip6nullentry-rt6iidev in icmp6dev. With some IPv6 Ext Hdr RPL, SRv6, etc., we can send a packet that has the link-local address as src and dst IP, and it will be forwarded to an external IP in t...

Astra Linux – Vulnerability in Linux, Linux 5.10

A flaw in the processing of received ICMP errors such as ICMP fragments and ICMP redirections within the Linux kernel’s functionality was identified. This flaw allows an off-path remote user to quickly scan open UDP ports. This vulnerability enables a remote user to bypass the UDP source port...

CVE-2026-86510 D-Link DIR-822A L2TP Control Message tunnel_set_params out-of-bounds write

A vulnerability has been found in D-Link DIR-822A A101. Affected is the function tunnelsetparams of the component L2TP Control Message Parser. Such manipulation leads to out-of-bounds write. The attack can be launched remotely. The exploit has been disclosed to the public and may be used...

CVE-2026-86510 D-Link DIR-822A L2TP Control Message tunnel_set_params out-of-bounds write

A vulnerability has been found in D-Link DIR-822A A101. Affected is the function tunnelsetparams of the component L2TP Control Message Parser. Such manipulation leads to out-of-bounds write. The attack can be launched remotely. The exploit has been disclosed to the public and may be used...

EUVD-2026-72609

A vulnerability has been found in D-Link DIR-822A A101. Affected is the function tunnelsetparams of the component L2TP Control Message Parser. Such manipulation leads to out-of-bounds write. The attack can be launched remotely. The exploit has been disclosed to the public and may be used...

CVE-2026-86510: Out-of-bounds Write

A vulnerability has been found in D-Link DIR-822A A101. Affected is the function tunnelsetparams of the component L2TP Control Message Parser. Such manipulation leads to out-of-bounds write. The attack can be launched remotely. The exploit has been disclosed to the public and may be used...

CVE-2026-86297 D-Link DIR-605 L2TP Control Message tunnel.c tunnel_set_params off-by-one

A vulnerability was identified in D-Link DIR-605 B1v202WWB03. This issue affects the function tunnelsetparams of the file progs.gpl/pppd.alpha/l2tp/tunnel.c of the component L2TP Control Message Parser. Such manipulation of the argument peerhostname leads to off-by-one. The attack may be performe...

CVE-2026-86297: Off-by-one Error

A vulnerability was identified in D-Link DIR-605 B1v202WWB03. This issue affects the function tunnelsetparams of the file progs.gpl/pppd.alpha/l2tp/tunnel.c of the component L2TP Control Message Parser. Such manipulation of the argument peerhostname leads to off-by-one. The attack may be performe...

CVE-2026-68222

CVE-2026-68222 describes a Linux kernel asyncio path issue in the media driver msi2500 where start_streaming() errors could leak queued buffers if not returned via vb2_buffer_done(). The kernel fix consolidates five error paths into a small goto chain, drains the queued-buffer list on failure, an...

Security update for the Linux Kernel (Live Patch 35 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.136 fixes various security issues: The following security issues were fixed: CVE-2026-23240: tls: Fix race condition in tlsswcancelworktx bsc1262404. CVE-2026-31738: vxlan: validate ND option lengths in vxlannacreate bsc1264060...

CVE-2026-63992 tunnels: do not assume transport header in iptunnel_pmtud_check_icmp()

In the Linux kernel, the following vulnerability has been resolved: tunnels: do not assume transport header in iptunnelpmtudcheckicmp In some cases, iptunnelpmtudcheckicmp can be called while skb transport header is not set. This triggers an out-of-bound access, because typeofskb-transportheader0...

CVE-2026-63920

The CVE-2026-63920 entry describes a Linux kernel vulnerability in IPv6 extension header handling. The issue arises when ip6_datagram_recv_specific_ctl() builds IPV6_…cmsgs by trusting on-wire hdrlen (ptr[1]) during put_cmsg() length calculation. Although the write to hdrlen is in-bounds, reading...

PT-2026-61237

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An unprivileged slab-out-of-bounds read exists in the Linux kernel. The ip6 datagram recv specific ctl function trusts the on-wire hdrlen byte when computing the length for put cmsg, but...

PT-2026-61309

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bound access occurs in the iptunnel pmtud check icmp function when it is called while the skb transport header is not set. This happens because the system incorrectly assumes t...

kernel: ip6_tunnel: clear skb2->cb[] in ip4ip6_err()

A flaw was found in the Linux kernel's IPv6 tunnel implementation. A remote attacker could exploit this flaw by sending malicious ICMPv6 error messages to cause a stack-based buffer overflow in the kernel's IPv4-over-IPv6 tunnel error handling code. This could result in a kernel crash denial of...

CVE-2026-47703

Summary: CVE-2026-47703 affects AdGuard Home and its DoQ-to-UDP forwarding path. Prior to version 0.107.75, the backend UDP path could collapse the DNS transaction ID (txid) to 0 on client-triggered DoQ queries, reducing the entropy of the backend tuple from (txid, source-port) to only the source...

CVE-2026-57850 RustDesk Missing Session Scope Enforcement Allows Out-of-Scope Control Message Injection

RustDesk before 1.4.9 does not enforce a session's authorized connection scope on the server side, so a peer granted a limited session type FileTransfer, PortForward, ViewCamera, or Terminal can send control messages and login options reserved for a full Remote session. An authenticated remote pe...