Siemens SIMATIC S7-1500 Cleartext Transmission of Sensitive Information (CVE-2022-30115)

Using its HSTS support, curl can be instructed to use HTTPS directly insteadof using an insecure clear-text HTTP step even when HTTP is provided in theURL. This mechanism could be bypassed if the host name in the given URL used atrailing dot while not using one when it built the HSTS cache. Or th...

CVE-2025-40186

In the Linux kernel, the following vulnerability has been resolved: tcp: Don't call reqskfastopenremove in tcpconnrequest. syzbot reported the splat below in tcpconnrequest. 0 If a listener is closed while a TFO socket is being processed in tcpconnrequest, inetcskreqskqueueadd does not set reqsk-...

DEBIAN-CVE-2025-40187

In the Linux kernel, the following vulnerability has been resolved: net/sctp: fix a null dereference in sctpdisposition sctpsfdo51Dce If newasoc-peer.adaptationind=0 and sctpulpeventmakeauthkey=0 and sctpulpeventmakeauthkey returns 0, then the variable aiev remains zero and the zero will be...

CVE-2025-40204 sctp: Fix MAC comparison to be constant-time

In the Linux kernel, the following vulnerability has been resolved: sctp: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

CVE-2025-40204

Vulnerability CVE-2025-40204 in the Linux kernel affects SCTP MAC comparison; the issue is resolved by ensuring constant-time MAC comparisons. The advisory texts explicitly state that the fix is in the Linux kernel SCTP code and aim to prevent timing attacks. Connected documents also show multipl...

CVE-2025-40186

CVE-2025-40186 is a Linux kernel vulnerability described for Unity/Linux kernels: when handling TCP Fast Open (TFO), a call to reqsk_fastopen_remove() in tcp_conn_request() can trigger refcount underflow and double-free of the request_sockets object. The fix removes reqsk_fastopen_remove() from t...

CVE-2025-40815

A vulnerability has been identified in LOGO! 12/24RCE 6ED1052-1MD08-0BA2 All versions, LOGO! 12/24RCEo 6ED1052-2MD08-0BA2 All versions, LOGO! 230RCE 6ED1052-1FB08-0BA2 All versions, LOGO! 230RCEo 6ED1052-2FB08-0BA2 All versions, LOGO! 24CE 6ED1052-1CC08-0BA2 All versions, LOGO! 24CEo...

EUVD-2025-124913

In the Linux kernel, the following vulnerability has been resolved: net: use dstdevrcu in sksetupcaps Use RCU to protect accesses to dst-dev from sksetupcaps and skdstgsomaxsize. Also use dstdevrcu in ip6dstmtumaybeforward, and ipdstmtumaybeforward. ip4dsthoplimit can use dstdevnetrcu...

AZL-69995 CVE-2025-40135 affecting package kernel for versions less than 6.6.130.1-1

In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU in ip6xmit Use RCU in ip6xmit in order to use dstdevrcu to prevent possible UAF...

CVE-2025-40159 xsk: Harden userspace-supplied xdp_desc validation

In the Linux kernel, the following vulnerability has been resolved: xsk: Harden userspace-supplied xdpdesc validation Turned out certain clearly invalid values passed in xdpdesc from userspace can pass xp,unalignedvalidatedesc and then lead to UBs or just invalid frames to be queued for xmit...

CVE-2025-40140 net: usb: Remove disruptive netif_wake_queue in rtl8150_set_multicast

In the Linux kernel, the following vulnerability has been resolved: net: usb: Remove disruptive netifwakequeue in rtl8150setmulticast syzbot reported WARNING in rtl8150startxmit/usbsubmiturb. This is the sequence of events that leads to the warning: rtl8150startxmit netifstopqueue;...

CVE-2025-40135

CVE-2025-40135 affects the Linux kernel IPv6 path: the vulnerability arises from not using RCU protection in ip6_xmit(), leading to potential use-after-free unless dst_dev_rcu() is used. The connected advisories confirm a kernel fix and recommend upgrading to an updated kernel package (e.g., via ...

CVE-2025-40815

A vulnerability has been identified in LOGO! 12/24RCE 6ED1052-1MD08-0BA2 All versions, LOGO! 12/24RCEo 6ED1052-2MD08-0BA2 All versions, LOGO! 230RCE 6ED1052-1FB08-0BA2 All versions, LOGO! 230RCEo 6ED1052-2FB08-0BA2 All versions, LOGO! 24CE 6ED1052-1CC08-0BA2 All versions, LOGO! 24CEo...

EUVD-2025-106750

A vulnerability has been identified in LOGO! 12/24RCE 6ED1052-1MD08-0BA2 All versions, LOGO! 12/24RCEo 6ED1052-2MD08-0BA2 All versions, LOGO! 230RCE 6ED1052-1FB08-0BA2 All versions, LOGO! 230RCEo 6ED1052-2FB08-0BA2 All versions, LOGO! 24CE 6ED1052-1CC08-0BA2 All versions, LOGO! 24CEo...

kernel: can: isotp: split tx timer into transmission and timeout

In the Linux kernel, the following vulnerability has been resolved: can: isotp: split tx timer into transmission and timeout The timer for the transmission of isotp PDUs formerly had two functions: 1. send two consecutive frames with a given time gap 2. monitor the timeouts for flow control frame...

PT-2025-46541

Name of the Vulnerable Software and Affected Versions LOGO! 12/24RCE 6ED1052-1MD08-0BA2 affected versions not specified LOGO! 12/24RCEo 6ED1052-2MD08-0BA2 affected versions not specified LOGO! 230RCE 6ED1052-1FB08-0BA2 affected versions not specified LOGO! 230RCEo 6ED1052-2FB08-0BA2 affected...

CVE-2025-63457

Tenda AX-1803 v1.0.0.1 was discovered to contain a stack overflow via the wanMTU parameter in the sub4F55C function. This vulnerability allows attackers to cause a Denial of Service DoS via a crafted request...

Important: kernel-livepatch-6.12.40-63.114

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/sched: Fix backlog accounting in qdiscdequeueinternal CVE-2025-39677 In the Linux kernel, the following vulnerability has been resolved: dmaengine: qcom: bamdma: Fix DT error handling for num-channels/ees...

Important: kernel-livepatch-6.1.147-172.266

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/sched: Fix backlog accounting in qdiscdequeueinternal CVE-2025-39677 In the Linux kernel, the following vulnerability has been resolved: fs/buffer: fix use-after-free when call bhread helper CVE-2025-39691 In...

CYPRESS: Transferring Secrets in the Shadow of Visible Packets

Network steganography and covert communication channels have been studied extensively in the past. However, prior works offer minimal practical use for their proposed techniques and are limited to specific use cases and network protocols. In this paper, we show that covert channels in networking...