Linux Distros Unpatched Vulnerability : CVE-2026-52971

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: ena: PHC: Fix potential use-after-free in gettimestamp Move the phc-active check and resp pointer assignment to after acquiring the spinlock. Previously,...

CVE-2026-53303

In the Linux kernel, the following vulnerability has been resolved: f2fs: protect extensionlist reading with sblock in f2fssbishow In f2fssbishow, the extensionlist, extensioncount and hotextcount are read without holding sbi-sblock. If a concurrent sysfs store modifies the extension list via...

CVE-2026-53265

In the Linux kernel, the following vulnerability has been resolved: dm cache policy smq: check allocation under invalidate lock commit 2d1f7b65f5de "dm cache policy smq: fix missing locks in invalidating cache blocks" added mq-lock around the destructive part of smqinvalidatemapping, but left the...

PT-2026-52256

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free race condition exists in the fastrpc map create function. The fastrpc map lookup function returns a raw pointer after releasing the fl-lock. Subsequently, fastrpc map...

CVE-2026-53072

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: fix locking in hciconnrequestevt with HCIPROTODEFER When protocol sets HCIPROTODEFER, hciconnrequestevt calls hciconnectcfmconn without hdev-lock. Generally hciconnectcfm assumes it is held, and if conn is deleted...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: net: mscc: ocelot: added missing lock protection in ocelotportxmitinj The ocelotportxmitinj function calls ocelotcaninject and ocelotportinjectframe without holding the injection group lock. Both functions contain...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: A use-after-free issue was fixed in ksmbdsessionrpcopen. A UAF Use-After-Free issue may occur due to a race condition between ksmbdsessionrpcopen and sessionrpcclose. Adding rpclock to the session can help protect it fr...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop – Fixedracy access during PCM trigger events The PCM trigger callback of the aloop driver attempts to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since both the check and...

PT-2026-49241

Name of the Vulnerable Software and Affected Versions Zephyr versions prior to 4.4.1 Description The native TCP stack contains a use-after-free flaw when iterating the global connection list in the net tcp foreach function. The issue occurs because the function releases the tcp lock while invokin...

CVE-2026-46121

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs-schemes: protect memcgpath kfree with damonsysfslock Patch series "mm/damon/sysfs-schemes: fix use-after-free for memcgpath". Reads of 'memcgpath' and 'path' files in DAMON sysfs interface could race with their...

CVE-2026-46121 mm/damon/sysfs-schemes: protect memcg_path kfree() with damon_sysfs_lock

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs-schemes: protect memcgpath kfree with damonsysfslock Patch series "mm/damon/sysfs-schemes: fix use-after-free for memcgpath". Reads of 'memcgpath' and 'path' files in DAMON sysfs interface could race with their...

CVE-2026-45849

A flaw was found in the Linux kernel's network component, specifically within the mscc: ocelot driver. The system failed to properly secure access to shared resources during network packet injection, leading to a missing lock protection vulnerability. This oversight could allow a local attacker t...

SUSE CVE-2026-45849

In the Linux kernel, the following vulnerability has been resolved: net: mscc: ocelot: add missing lock protection in ocelotportxmitinj ocelotportxmitinj calls ocelotcaninject and ocelotportinjectframe without holding the injection group lock. Both functions contain lockdepassertheld for the...

EUVD-2026-32315

In the Linux kernel, the following vulnerability has been resolved: net: mscc: ocelot: add missing lock protection in ocelotportxmitinj ocelotportxmitinj calls ocelotcaninject and ocelotportinjectframe without holding the injection group lock. Both functions contain lockdepassertheld for the...

CVE-2026-45849

In the Linux kernel, the following vulnerability has been resolved: net: mscc: ocelot: add missing lock protection in ocelotportxmitinj ocelotportxmitinj calls ocelotcaninject and ocelotportinjectframe without holding the injection group lock. Both functions contain lockdepassertheld for the...

EUVD-2026-32438

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: fix potential UAF in SSP passkey handlers hciconn lookup and field access must be covered by hdev lock in hciuserpasskeynotifyevt and hcikeypressnotifyevt, otherwise the connection can be freed concurrently...

CVE-2026-45849

The CVE-2026-45849 issue affects the Linux kernel’s mscc: ocelot network driver. The vulnerability occurred because ocelot_port_xmit_inj() invoked ocelot_can_inject() and ocelot_port_inject_frame() without holding the injection group lock, despite lockdep_assert_held() checks in those functions. ...

CVE-2026-45849 net: mscc: ocelot: add missing lock protection in ocelot_port_xmit_inj()

In the Linux kernel, the following vulnerability has been resolved: net: mscc: ocelot: add missing lock protection in ocelotportxmitinj ocelotportxmitinj calls ocelotcaninject and ocelotportinjectframe without holding the injection group lock. Both functions contain lockdepassertheld for the...

CVE-2026-45849

In the Linux kernel, the following vulnerability has been resolved: net: mscc: ocelot: add missing lock protection in ocelotportxmitinj ocelotportxmitinj calls ocelotcaninject and ocelotportinjectframe without holding the injection group lock. Both functions contain lockdepassertheld for the...

CVE-2026-45849 net: mscc: ocelot: add missing lock protection in ocelot_port_xmit_inj()

In the Linux kernel, the following vulnerability has been resolved: net: mscc: ocelot: add missing lock protection in ocelotportxmitinj ocelotportxmitinj calls ocelotcaninject and ocelotportinjectframe without holding the injection group lock. Both functions contain lockdepassertheld for the...