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: netlink: fixed a potential deadlock in netlinkseterr syzbot reported a possible deadlock in netlinkseterr 1 A similar issue was fixed in commit 1d482e666b8e “netlink: disabling IRQs for netlinklocktable” in netlinklocktable Th...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: ethtool: strset: fix message length calculation The outer nesting of ETHTOOLASTRSETSTRINGSETS is not taken into account. This may result in ETHTOOLMSGSTRSETGET generating a warning like this: “Calculated message payload length 68...

Astra Linux – Vulnerability in Linux, Linux 5.10

There is a bug in /net/nfc/netlink.c that allows an attacker to crash the Linux kernel by simulating an NFC device from user-space...

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: ipv6: Fixed infinite recursion in fib6dumpdone. syzkaller reported infinite recursive calls of fib6dumpdone during netlink socket destruction. 1 According to the log, syzkaller sent an AFUNSPEC RTMGETROUTE message, and then th...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: vdpa: Added the featuresattr attribute to vdpanlpolicy for checking the nlattr length. The vdpanlpolicy structure is used to validate the nlattr when parsing incoming nlmsg. It ensures that the described attribute produces a vali...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mptcp: never allow the PM to close a listener subflow Currently, when deleting an endpoint, the netlink PM traverses all local MPTCP sockets, regardless of their status. If an MPTCP listener socket is bound to the IP correspondin...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: cpsw: Executing the ndosetrxmode callback within a work queue Commit 1767bb2d47b7 “ipv6: mcast: Do not hold RTNL for IPV6ADDMEMBERSHIP and MCASTJOINGROUP” removed the RTNL lock for these operations. However, this change...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: afpacket: moved the call to packetdevmc out of the RCU critical section. Syzkaller reports the following issues: BUG: A sleeping function is called from an invalid context at kernel/locking/mutex.c:578 mutexlock+0x106/0xe80...

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

In the Linux kernel, the following vulnerabilities have been resolved: ila: Do not generate empty messages in ilaxlatnlcmdgetmapping. ilaxlatnlcmdgetmapping generates an empty skb, triggering a recent sanity check. Instead, an error code should be returned so that it can be handled by the user...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: macsec: Fixed the UAF bug related to realdev. A new macsec device was created, but there was no reference to realdev. This does not ensure that realdev is freed after the macsec device is removed. This will trigger the UAF bug...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: core: A NULL dereference was prevented in generichwtstampioctllower. The ethtool tsconfig Netlink path can trigger a null pointer dereference. A call chain such as: tsconfigpreparedata - devgethwtstampphylib - vlanhwtstampge...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021586)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021586 advisory. In the Linux kernel, the following vulnerability has been resolved: netlink: prevent potential spectre v1 gadgets Most netlink attributes are parsed and validated...

kernel: xfrm: Duplicate SPI Handling

In the Linux kernel, the following vulnerability has been resolved: xfrm: Duplicate SPI Handling The issue originates when Strongswan initiates an XFRMMSGALLOCSPI Netlink message, which triggers the kernel function xfrmallocspi. This function is expected to ensure uniqueness of the Security...

SUSE CVE-2026-43481

In the Linux kernel, the following vulnerability has been resolved: net-shapers: don't free reply skb after genlmsgreply genlmsgreply hands the reply skb to netlink, and netlinkunicast consumes it on all return paths, whether the skb is queued successfully or freed on an error path...

EUVD-2026-30017

In the Linux kernel, the following vulnerability has been resolved: net-shapers: don't free reply skb after genlmsgreply genlmsgreply hands the reply skb to netlink, and netlinkunicast consumes it on all return paths, whether the skb is queued successfully or freed on an error path...

CVE-2026-43481

In the Linux kernel, the following vulnerability has been resolved: net-shapers: don't free reply skb after genlmsgreply genlmsgreply hands the reply skb to netlink, and netlinkunicast consumes it on all return paths, whether the skb is queued successfully or freed on an error path...

CVE-2026-43481

In the Linux kernel, the following vulnerability has been resolved: net-shapers: don't free reply skb after genlmsgreply genlmsgreply hands the reply skb to netlink, and netlinkunicast consumes it on all return paths, whether the skb is queued successfully or freed on an error path...

CVE-2026-43481 net-shapers: don't free reply skb after genlmsg_reply()

In the Linux kernel, the following vulnerability has been resolved: net-shapers: don't free reply skb after genlmsgreply genlmsgreply hands the reply skb to netlink, and netlinkunicast consumes it on all return paths, whether the skb is queued successfully or freed on an error path...

CVE-2026-43481

In the Linux kernel, the following vulnerability has been resolved: net-shapers: don't free reply skb after genlmsgreply genlmsgreply hands the reply skb to netlink, and netlinkunicast consumes it on all return paths, whether the skb is queued successfully or freed on an error path...

CVE-2026-43481

The CVE-2026-43481 issue affects the Linux kernel net-shapers component. The vulnerability arises because, on genlmsg_reply() failure, the reply skb could be freed twice (the code path freed or nlmsg_free(msg) after genlmsg_reply() and in all return paths). The root cause is that netlink_unicast(...