Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Prevent deadlock during ep0 read loop Currently, the ffsep0read function holds ffs-mutex when it prepares to go to sleep and wait for an event. When no setup events are pending, it calls...

CLEANSTART-2026-IE69074 malicious SSH peer could send unsolicited global request responses to fill an internal buffer, blocking the connection's read loop

CVE-2026-39830 affects multiple packages. A malicious SSH peer could send unsolicited global request responses to fill an internal buffer, blocking the connection's read loop. See references for individual vulnerability details...

CLEANSTART-2026-DU50548 malicious SSH peer could send unsolicited global request responses to fill an internal buffer, blocking the connection's read loop

CVE-2026-39830 affects multiple packages. A malicious SSH peer could send unsolicited global request responses to fill an internal buffer, blocking the connection's read loop. See references for individual vulnerability details...

CLEANSTART-2026-WK54237 malicious SSH peer could send unsolicited global request responses to fill an internal buffer, blocking the connection's read loop

CVE-2026-39830 affects multiple packages. A malicious SSH peer could send unsolicited global request responses to fill an internal buffer, blocking the connection's read loop. See references for individual vulnerability details...

CLEANSTART-2026-FS18704 malicious SSH peer could send unsolicited global request responses to fill an internal buffer, blocking the connection's read loop

Security vulnerability affects the kube-state-metrics-fips package. A malicious SSH peer could send unsolicited global request responses to fill an internal buffer, blocking the connection's read loop...

CLEANSTART-2026-LI38180 malicious SSH peer could send unsolicited global request responses to fill an internal buffer, blocking the connection's read loop

Security vulnerability affects the containerd package. A malicious SSH peer could send unsolicited global request responses to fill an internal buffer, blocking the connection's read loop...

UBUNTU-CVE-2026-89732

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Prevent deadlock during ep0 read loop Currently, ffsep0read holds ffs-mutex when it prepares to go to sleep waiting for an event. When no setup events are pending, it calls waiteventinterruptibleexclusivelockedi...

CVE-2026-89732

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Prevent deadlock during ep0 read loop Currently, ffsep0read holds ffs-mutex when it prepares to go to sleep waiting for an event. When no setup events are pending, it calls waiteventinterruptibleexclusivelockedi...

PT-2026-80654

Summary The yamux stream multiplexer in py-libp2p does not validate incoming DATA frame lengths against the receive window before reading the frame body. Any peer that completes a standard libp2p handshake can send a single 12-byte frame claiming a 4 GB body, causing the victim's yamux read loop ...

UBUNTU-CVE-2026-68369

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: printer: fix infinite loop in printerread printerread uses the same variable for the requested copy size and the number of bytes actually copied to user space. copytouser returns the number of bytes not copied, so wh...

NewStart CGSL MAIN 6.06 : ipv6nat-selinux Multiple Vulnerabilities (NS-SA-2026-0054)

The remote NewStart CGSL host, running version MAIN 6.06, has ipv6nat-selinux packages installed that are affected by multiple vulnerabilities: - net/url in Go before 1.11.13 and 1.12.x before 1.12.8 mishandles malformed hosts in URLs, leading to an authorization bypass in some applications. This...

NewStart CGSL MAIN 6.06 : ipv6nat Multiple Vulnerabilities (NS-SA-2026-0062)

The remote NewStart CGSL host, running version MAIN 6.06, has ipv6nat packages installed that are affected by multiple vulnerabilities: - net/url in Go before 1.11.13 and 1.12.x before 1.12.8 mishandles malformed hosts in URLs, leading to an authorization bypass in some applications. This is...

CVE-2026-64290

CVE-2026-64290 affects the Linux kernel via iommufd_fault_fops_read(): on a copy_to_user() failure inside the inner loop, only the inner loop breaks, causing the outer loop to retry indefinitely and spin the reader with fault->mutex held. The public fixes implement breaking the outer while by ...

libp2p: yamux connection DoS via oversized data frame

Summary The yamux stream multiplexer in py-libp2p does not validate incoming DATA frame lengths against the receive window before reading the frame body. Any peer that completes a standard libp2p handshake can send a single 12-byte frame claiming a 4 GB body, causing the victim's yamux read loop ...

Improper Validation of Specified Quantity in Input

Overview libp2p is a libp2p: The Python implementation of the libp2p networking stack Affected versions of this package are vulnerable to Improper Validation of Specified Quantity in Input through the handleincoming process. An attacker can cause the read loop to block indefinitely by sending a...

PT-2026-67608

Summary The yamux stream multiplexer in py-libp2p does not validate incoming DATA frame lengths against the receive window before reading the frame body. Any peer that completes a standard libp2p handshake can send a single 12-byte frame claiming a 4 GB body, causing the victim's yamux read loop ...

golang.org/x/crypto/ssh: golang.org/x/crypto/ssh: Denial of Service via resource leak from unsolicited SSH responses

A flaw was found in golang.org/x/crypto/ssh. A remote malicious SSH peer can exploit this by sending unsolicited global request responses, which fills an internal buffer and blocks the connection's read loop. This prevents the associated resources from being released, leading to a resource leak p...

EUVD-2026-31397

golang.org/x/crypto/ssh: Invoking client can cause server deadlock on unexpected responses...

Important: runfinch-finch

Issue Overview: An authenticated SSH client that repeatedly opened channels which were rejected by the server caused unbounded memory growth, eventually crashing the server process and affecting all connected users. Rejected channels are now properly removed from the connection's internal state a...

CVE-2026-39830

A flaw was found in golang.org/x/crypto/ssh. A remote malicious SSH peer can exploit this by sending unsolicited global request responses, which fills an internal buffer and blocks the connection's read loop. This prevents the associated resources from being released, leading to a resource leak p...