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

In the Linux kernel, the following vulnerability has been resolved: sctp: Check the send stream number after waitforsndbuf This patch addresses a corner case where the number of out streams may change after waitforsndbuf is called. When the main thread in the client initiates a connection, if the...

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

In the Linux kernel, the following vulnerability has been resolved: iio: Magnetometer: rm3100 – added a boundary check for the value read from RM3100REGTMRC. Recently, we encountered a kernel crash in the function rm3100commonprobe, caused by out-of-bound access to the array rm3100samprates due t...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rtl818x: Prevent using not initialized queues Using queues that do not exist can cause the kernel to panic with rtl8180/rtl8185 cards. For these cards, ignore the skb priority; they only have one tx queue. Pierre Asselin...

Astra Linux – Vulnerability in Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ncm: Fix handling of zero block length packets When connecting to a Linux host with CDCNCMNTBDEFSIZETX set to 65536, it was observed that we receive short packets, which sometimes occur at intervals of 5–10 seconds...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: - media: v4l2-subdev: Fixed the issue with the check for allocation failure in v4l2subdevcallstatetry. The v4l2subdevcallstatetry macro uses v4l2subdevstatealloc to allocate a subdev state, but it does not check the returned...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: SCTP: Added mutual exclusion in procsctpdoudpport. We must serialize calls to sctpudpsockstop and sctpudpsockstart, or risk a crash, as syzbot reported: Oops: General protection fault, likely due to a non-canonical address...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix bridge mode operations when there are no VFs Currently, attempting to set the bridge mode attribute when numvfs=0 leads to a crash: bridge link set dev eth2 hwmode vepa 168.967392 BUG: kernel NULL pointer dereferenc...

TCGuard

TCGuard — Universal Crash, Exploit, Packet & Anti-Bot Protecti...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfilter: bridge: Replace physindev with physinif in nfbridgeinfo. A skb can be added to the neigh-arpqueue while waiting for an arp reply. In this case, the skb’s skb-dev may differ from the neigh-dev of the destination. For...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Do not access invalid sched. Since 2320c9e6a768 “drm/sched: memset ‘job’ in drmschedjobinit”, accessing job-base.sched can produce unexpected results, as the initialization of job-base.sched during amdgpujoballoc is...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: crypto: akcipher – default implementation for setting a private key Changes from v1: - The default implementation of setpubkey was removed. It is assumed that an implementation must always have this callback defined, as there are...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: crypto: afalg - Set merge to zero early in afalgsendmsg. If an error causes afalgsendmsg to abort, ctx-merge may contain a garbage value from the previous loop. This could lead to a crash when afalgsendmsg attempts to perform a...

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

In the Linux kernel, the following vulnerabilities have been resolved: net/mlx5: Properly linking new fs rules into the tree Previously, addrulefg would only add newly created rules from the handle into the tree when their refcount was 1. On the other hand, createflowhandle attempts to find and...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bpf,perf: Fixed an invalid progarray access in perfeventdetachbpfprog Syzbot reported a crash that occurs in the following tracing scenario: - Create a tracepoint with attr.inherit=1, attach it to the process, and set the BPF...

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: Keys: Fixed the issue of linking a duplicate key to a keyring’s assocarray. When making a DNS query within the kernel using dnsquery, the request code can, in rare cases, create a duplicate index key in the assocarray of the...

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

In the Linux kernel, the following vulnerability has been resolved: ethtool: checks whether the device is present when obtaining link settings. A sysfs reader may race with a device that is reset or removed, attempting to read the device’s state when the device is not actually present. For exampl...

EUVD-2026-59152

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntracksip: validate skbdst before accessing it tc ingress and openvswitch do not guarantee routing information to be available. These subsystems use the conntrack helper infrastructure, and the SIP helper relies o...

CVE-2026-68430 drm/amdgpu/gfx8: drop unecessary BUG_ON()

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/gfx8: drop unecessary BUGON There's no need to crash the kernel for this case. cherry picked from commit 4d7c25208ca612b754f3bf39e9f16e725b828891...

CVE-2026-68249

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/sdma5.0: replace BUGON with WARNON There's no need to crash the kernel for these cases. cherry picked from commit 8d144a0eb09537055841af48c9e7c2d4cd48e84d...

UBUNTU-CVE-2026-68249

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/sdma5.0: replace BUGON with WARNON There's no need to crash the kernel for these cases. cherry picked from commit 8d144a0eb09537055841af48c9e7c2d4cd48e84d...