Astra Linux – vulnerability in linux-5.15, linux-6.1, linux, linux-5.10

In the Linux kernel, the following vulnerability has been resolved: tls: fix race between tx work scheduling and socket close Similar to previous commits, the submitting thread recvmsg/sendmsg may exit as soon as the async crypto handler call completes. Reorder the scheduling of work before calli...

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

In the Linux kernel, the following vulnerabilities have been resolved: TLS: Fixed a race condition between the async notify and socket close operations. The thread that submitted the request the one that called recvmsg/sendmsg may exit as soon as the async crypto handler’s call completes. Any cod...

Astra Linux - vulnerability in linux

In the Linux kernel, the following vulnerability has been resolved: can: bcm: Clear bo-bcmprocread after removeprocentry. SyZBot reported a warning in bcmrelease. 0 The fix addresses another warning that occurs when connect is called again for a socket whose connected device has already been...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: rxrpc: Fixed the issue where the listen function sets the backlog to too high for preallocation rings. The listen handler of AFRXRPC allows you to set the backlog to 32 if you increase the sysctl value. However, since the...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-053245)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053245 advisory. In the Linux kernel, the following vulnerability has been resolved: netlink: terminate outstanding dump on socket close Netlink supports iterative dumping of data. I...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-053233)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053233 advisory. In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: free queued packets when closing socket As reported by syzbot 1, there is a memory...

SUSE CVE-2026-80848

In the Linux kernel, the following vulnerability has been resolved: xfrm: espintcp: fix UAF during close ZDI reported and analyzed a race condition during close for espintcp sockets: espintcpclose frees emsg-skb via kfreeskb without holding any socket lock. Concurrently, the xfrmtransreinject wor...

AZL-99416 CVE-2026-80841 affecting package kernel for versions less than 6.6.158.1-1

In the Linux kernel, the following vulnerability has been resolved: net/packet: defer vmalloc TXRING free until skbs finish AFPACKET TXRING skbs keep a raw pointer to their ring frame. The skb page references preserve page-backed ring blocks after pgvec is freed, but they do not preserve a vmallo...

CVE-2026-80848

A use-after-free (UAF) vulnerability in the Linux kernel's xfrm/espintcp subsystem was reported by ZDI . The race condition occurs during socket close: espintcp_close() frees emsg->skb via kfree_skb() without holding a socket lock, while concurrently the xfrm_trans_reinject work queue invokes ...

CVE-2026-80848 xfrm: espintcp: fix UAF during close

In the Linux kernel, the following vulnerability has been resolved: xfrm: espintcp: fix UAF during close ZDI reported and analyzed a race condition during close for espintcp sockets: espintcpclose frees emsg-skb via kfreeskb without holding any socket lock. Concurrently, the xfrmtransreinject wor...

CVE-2026-80848 xfrm: espintcp: fix UAF during close

In the Linux kernel, the following vulnerability has been resolved: xfrm: espintcp: fix UAF during close ZDI reported and analyzed a race condition during close for espintcp sockets: espintcpclose frees emsg-skb via kfreeskb without holding any socket lock. Concurrently, the xfrmtransreinject wor...

Linux Distros Unpatched Vulnerability : CVE-2026-80848

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: xfrm: espintcp: fix UAF during close ZDI reported and analyzed a race condition during close...

UBUNTU-CVE-2026-80666

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: sco: Fix a race condition in scosocktimeout scosocktimeout runs asynchronously and locksocksk. If the socket is closing while the timer is running, it holds the same lock locksocksk twice, leading to a deadlock. CPU 0...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098766)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098766 advisory. In the Linux kernel, the following vulnerability has been resolved: l2tp: pppol2tp: hold reference to session in pppol2tpioctl pppol2tpioctl read sock-sk-skuserdata...

SUSE CVE-2026-74537

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: hold sk properly in isoconnready sk deref in isoconnready must be done either under conn-lock, or holding a refcount, to avoid concurrent close. conn-sk is currently accessed without either: Task 1 Task 2...

CVE-2026-74268

In the Linux kernel, the following vulnerability has been resolved: tcp: clear sockops cb flags before force-closing a child socket A child socket inherits the listener's bpfsockopscbflags via skclonelock. If its setup fails in tcpv4synrecvsock / tcpv6synrecvsock, the child is freed through...

CVE-2026-68140

In the Linux kernel, the following vulnerability has been resolved: net/iucv: fix use-after-free of a severed iucvpath afiucv queues not-yet-received message notifications on iucv-messageq, each holding a raw pointer to the connection's iucvpath. When the peer severs the connection, iucvseverpath...

CVE-2026-68140

The CVE affects the Linux kernel net/iucv subsystem. A use-after-free occurs when a peer severs a connection and not-yet-received notifications still reference a freed iucv_path; on processing, a stale path is handed to message_receive(), causing memory corruption. The fix drops queued notificati...

CVE-2026-64045

A flaw was found in the Linux kernel's OpenVPN ovpn TCP module. A race condition in the ovpntcpclose function allows it to access memory after it has been freed. This vulnerability arises when the function attempts to use a socket peer pointer after its associated socket object has been...

EUVD-2026-45618

In the Linux kernel, the following vulnerability has been resolved: ovpn: tcp - use cached peer pointer in ovpntcpclose ovpntcpclose loads the ovpnsocket via rcudereferenceskuserdata under rcureadlock, takes a reference on sock-peer, caches the peer pointer in a local, and drops the read lock. It...