CVE-2026-52952 iommu: Fix WARN_ON in __iommu_group_set_domain_nofail() due to reset

In the Linux kernel, the following vulnerability has been resolved: iommu: Fix WARNON in iommugroupsetdomainnofail due to reset In iommugroupsetdomaininternal, concurrent domain attachments are rejected when any device in the group is recovering. This is necessary to fence concurrent attachments ...

CVE-2026-52952

Summary: CVE-2026-52952 affects the Linux kernel IOMMU subsystem. A race occurs during device recovery when multiple memory domains are attached concurrently, which can trigger a Use-After-Free (UAF) due to concurrent domain detachment and re-attachment in a multi-device group sharing the same RI...

Astra Linux – vulnerability in linux-6.12, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: udptunnel: use netdevwarn instead of netdevWARN netdevWARN uses WARN/WARNON to print a backtrace along with file and line information. In this case, udptunnelnicregister returning an error is just a failed operation, not a kernel...

Astra Linux – vulnerability in linux-6.12, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: Timers: Fix NULL function pointer race in timershutdownsync There is a race condition between timershutdownsync and timer expiration that can lead to a WARNON being triggered in expiretimers. The issue arises when timershutdownsy...

Astra Linux – vulnerability in linux-6.12

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix a BUG in rt6getpcpuroute under PREEMPTRT On PREEMPTRT kernels, after rt6getpcpuroute returns NULL, the current task can be preempted. Another task running on the same CPU may then execute rt6makepcpuroute and successful...

Astra Linux – vulnerability in linux-6.12, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: nvme-multipath: fix lockdep WARN due to partition scan work Blktests test cases nvme/014, 057 and 058 occasionally fail due to a lockdep WARN. As reported in the Closes tag URL, the WARN indicates that a deadlock can occur due to...

CVE-2026-48485

Quest Bot is an opensource Discord Bot. Prior to version 1.1.6, the latest release suppresses mentions when creating, unbanning, unwarning, kicking, muting, and unmuting, but stored warning reasons are still printed by /warns without mention suppression. A moderator can create a warning with...

CVE-2026-48485 Quest Bot: Stored warn reasons can still trigger bot-powered mass mentions through `/warns`.

Quest Bot is an opensource Discord Bot. Prior to version 1.1.6, the latest release suppresses mentions when creating, unbanning, unwarning, kicking, muting, and unmuting, but stored warning reasons are still printed by /warns without mention suppression. A moderator can create a warning with...

CVE-2026-48485 Quest Bot: Stored warn reasons can still trigger bot-powered mass mentions through `/warns`.

Quest Bot is an opensource Discord Bot. Prior to version 1.1.6, the latest release suppresses mentions when creating, unbanning, unwarning, kicking, muting, and unmuting, but stored warning reasons are still printed by /warns without mention suppression. A moderator can create a warning with...

CVE-2026-48485

The CVE-2026-48485 affects Quest Bot (Discord bot). Before version 1.1.6, the bot suppressed mentions when actions like creating a warning occurred, but stored warning reasons can still be printed by /warns, potentially triggering a mass ping if the bot has permission. The root cause is that stor...

CVE-2026-47197

Quest Bot is an opensource Discord Bot. Prior to version 1.1.6, a moderator with the relevant Discord permission bit can use the bot to moderate users above them in the Discord role hierarchy, as long as the bot itself outranks the target. This bypasses Discord’s normal role hierarchy protections...

CVE-2026-47197 Quest Bot: Discord moderation role hierarchy bypass in ban, kick, mute, unmute, warn, and nickname commands

Quest Bot is an opensource Discord Bot. Prior to version 1.1.6, a moderator with the relevant Discord permission bit can use the bot to moderate users above them in the Discord role hierarchy, as long as the bot itself outranks the target. This bypasses Discord’s normal role hierarchy protections...

CVE-2025-71314

In the Linux kernel, the following vulnerability has been resolved: drm/panthor: Recover from panthorgpuflushcaches failures We have seen a few cases where the whole memory subsystem is blocked and flush operations never complete. When that happens, we want to: - schedule a reset, so we can recov...

CVE-2026-46268

In the Linux kernel, the following vulnerability has been resolved: PCI/P2PDMA: Fix p2pmemallocmmap warning condition Commit b7e282378773 has already changed the initial page refcount of p2pdma page from one to zero, however, in p2pmemallocmmap it uses "VMWARNONONCEPAGE!pagerefcountpage" to asser...

CVE-2025-71314 drm/panthor: Recover from panthor_gpu_flush_caches() failures

In the Linux kernel, the following vulnerability has been resolved: drm/panthor: Recover from panthorgpuflushcaches failures We have seen a few cases where the whole memory subsystem is blocked and flush operations never complete. When that happens, we want to: - schedule a reset, so we can recov...

Astra Linux – vulnerability in linux-6.1, linux-6.12

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtIDLETIMER: reject rev0 reuse of ALARM timer labels Rules in IDLETIMER revision 0 reuse existing timers based on their labels and always call modtimer on timer-timer. If a label was created earlier in revision 1 using...

drm/amdgpu/sdma4: replace BUG_ON with WARN_ON in fence emission

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CVE-2026-46220

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/sdma4: replace BUGON with WARNON in fence emission sdmav40ringemitfence contains two BUGONaddr & 0x3 assertions that verify fence writeback addresses are dword-aligned. These assertions can be reached from unprivileged...

CVE-2026-46117

In the Linux kernel, the following vulnerability has been resolved: RDMA/mana: Remove user triggerable WARNON in manaibcreateqprss Sashiko points out that the user can specify WQs sharing the same CQ as a part of the uAPI and this will trigger the WARNON then go on to corrupt the kernel. Just...

CVE-2026-46220 drm/amdgpu/sdma4: replace BUG_ON with WARN_ON in fence emission

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/sdma4: replace BUGON with WARNON in fence emission sdmav40ringemitfence contains two BUGONaddr & 0x3 assertions that verify fence writeback addresses are dword-aligned. These assertions can be reached from unprivileged...