EUVD-2026-39224

In the Linux kernel, the following vulnerability has been resolved: tee: optee: prevent use-after-free when the client exits before the supplicant Commit 70b0d6b0a199 "tee: optee: Fix supplicant wait loop" made the client wait as killable so it can be interrupted during shutdown or after a...

CVE-2026-53273 tee: optee: prevent use-after-free when the client exits before the supplicant

In the Linux kernel, the following vulnerability has been resolved: tee: optee: prevent use-after-free when the client exits before the supplicant Commit 70b0d6b0a199 "tee: optee: Fix supplicant wait loop" made the client wait as killable so it can be interrupted during shutdown or after a...

CVE-2026-53262

CVE-2026-53262 affects the Linux kernel ioctl path for the pppol2tp module (l2tp) where pppol2tp_ioctl() dereferenced sock->sk->sk_user_data without proper locking while a sleep could occur during copy_from_user(). If a concurrent socket close happened, l2tp_session_close() could free the s...

EUVD-2026-39194

In the Linux kernel, the following vulnerability has been resolved: rseq: Fix using an uninitialized stack variable in rseqexituserupdate There is an bug in which an uninitialized stack variable is used in rseqexituserupdate as reported by syzbot: BUG: KMSAN: kernel-infoleak in rseqsetidsgetcsadd...

CVE-2026-53204

The CVE-2026-53204 issue concerns the Linux kernel firmware for Stratix 10 RSU (rsu_send_msg timeout). When wait_for_completion_interruptible_timeout() times out while an SMC call is pending, rsu_send_msg() could lead to a NULL dereference in stratix10_rsu_probe() due to error-path handling that ...

CVE-2026-53175

The CVE-2026-53175 entries describe a use-after-free in the Linux kernel’s fragment reassembly during netns teardown. Root cause: fqdir_pre_exit() flushes fragment queues but may leave freed skbs referenced by fragment queue state (fragments_tail/last_run_head) before INET_FRAG_COMPLETE is set, a...

CVE-2026-53175

In the Linux kernel, the following vulnerability has been resolved: inet: frags: fix use-after-free caused by the fqdirpreexit flush On netns teardown, fqdirpreexit walks the fqdir rhashtable and flushes every fragment queue that is not yet complete using inetfragqueueflush. That helper frees all...

PT-2026-52338

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists where an uninitialized stack variable is used within the rseq exit user update function. This occurs because the evaluation order of expressions in an initializer list is...

The vulnerability of the tcm_loop_target_reset() function in the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the tcmlooptargetreset function in the Linux operating system is related to the execution of a loop with an unreachable exit condition. Exploiting this vulnerability could allow an attacker to cause a service failure...

CVE-2026-53090

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix ldabs,ind failure path analysis in subprogs Usage of ldabs,ind instructions got extended into subprogs some time ago via commit 09b28d76eac4 "bpf: Add abnormal return checks.". These are only allowed in subprograms when...

CVE-2026-52966

In the Linux kernel, the following vulnerability has been resolved: drm: Replace old pointer to new idr Commit 5e28b7b94408 introduced a logical error by failing to replace the newly generated IDR pointer to old id's pointer at the correct location within the "change handle" logic; this resulted ...

EUVD-2026-38981

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix memory leaks in beacon template setup The functions ath11kmacsetupbcntmplema and ath11kmacsetupbcntmplmbssid allocate memory for beacon templates but fail to free it when parameter setup returns an error. Since...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: iouring/io-wq: The IOWQBITEXIT check is performed within the work run loop. Currently, this check is performed before executing the pending tasks. Normally, this works fine, as the tasks either end up blocking other processes or...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: comedi: c6xdigio: Fixed invalid PNP driver unregistration The Comedi low-level driver “c6xdigio” appears to be for a parallel port-connected device. When the Comedi core calls the driver’s “attach” handler c6xdigioattach to...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: macb: The call order for unregisternetdev in macbremove has been corrected. When removing a MACB device, the driver calls phyexit before unregisternetdev. This results in a warning from kernfs: ------------ Cut here...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: In the gpio: omap section, it is not necessary to register the driver within the probe function. Commit 11a78b794496 “ARM: OMAP: MPUIO wake updates” registers the omapmpuiodriver from the omapmpuioinit function, which is called...

PT-2026-52007

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description Memory leaks occur in the ath11k wifi driver during beacon template setup. The functions ath11k mac setup bcn tmpl ema and ath11k mac setup bcn tmpl mbssid allocate memory for beacon...

CVE-2026-54555 rtk: Permission-gate bypass in rtk rewrite auto-allow via unsplit shell separators

rtk filters and compresses command outputs before they reach your LLM context. Prior to 0.42.2, the permission splitter did not conservatively split or reject several shell constructs that Bash treats as command execution boundaries or nested execution. As a result, a command beginning with an...

CVE-2026-54555

rtk filters and compresses command outputs before they reach your LLM context. Prior to 0.42.2, the permission splitter did not conservatively split or reject several shell constructs that Bash treats as command execution boundaries or nested execution. As a result, a command beginning with an...

kernel: exit: prevent preemption of oopsing TASK_DEAD task

A flaw was found in the Linux kernel. During the exit process of a task that has encountered an error, the system can incorrectly allow the task to be interrupted. This can lead to improper management of the task's memory, potentially causing memory corruption. Such an issue could allow a local...