EUVD-2026-59511

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject exclusive maps as inner maps in map-in-map An exclusive map created with exclproghash is bound to a single program by hash: checkmapprogcompatibility refuses to load any program whose digest does not match...

EUVD-2026-59510

In the Linux kernel, the following vulnerability has been resolved: bpf: fix UAF by restoring RCU-delayed inode freeing in bpffs commit 4f375ade6aa9 "bpf: Avoid RCU context warning when unpinning htab with internal structs" moved inode cleanup from -freeinode into -destroyinode to avoid sleeping ...

EUVD-2026-59509

In the Linux kernel, the following vulnerability has been resolved: ext2: fix ignored return value of genericwritesync Fix ext2diowriteiter to propagate the error returned by genericwritesync instead of silently discarding it, which could cause write2 to return success to userspace on OSYNC/ODSYN...

EUVD-2026-59508

In the Linux kernel, the following vulnerability has been resolved: nvme: fix FDP fdpcidx bounds check The fdpcidx bounds check sets n = NUMFDPC + 1 but used instead of =, incorrectly accepting fdpidx when it equals n i.e. NUMFDPC + 1...

EUVD-2026-59507

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject exclusive maps for bpfmapelem iterators Exclusive maps aka exclproghash are meant to be reachable only from the single program whose hash matches. This is enforced by checkmapprogcompatibility when the map is referenc...

EUVD-2026-59506

In the Linux kernel, the following vulnerability has been resolved: configfslookup: don't leave -sdentry dangling on failure Normally -sdentry is cleared when dentry it's pointing to becomes negative on eviction, realistically. However, that only happens if dentry gets to be positive in the first...

EUVD-2026-59504

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix KASAN slab-out-of-bounds in amdgpucoredump ring dump The ring content dump in amdgpucoredump uses two separate loops over adev-rings: the first counts rings with unsignalled fences to size the allocation, and the...

EUVD-2026-59505

In the Linux kernel, the following vulnerability has been resolved: ext4: fix fast commit wait/wake bit mapping on 64-bit On 64-bit, ext4 dynamic inode states live in the upper half of iflags, and ext4testinodestate applies the corresponding +32 offset. The fast-commit wait and wake paths...

EUVD-2026-59503

In the Linux kernel, the following vulnerability has been resolved: vhost: fix vhostgetavailidx for a non empty ring vhostgetavailidx is supposed to report whether it has updated vq-availidx. Instead, it returns whether all entries have been consumed, which is usually the same. But not always - i...

EUVD-2026-59501

In the Linux kernel, the following vulnerability has been resolved: bpf: Take mmaplock in zappages zapvmarange requires the owning mm's mmaplock to be held. Taking mmapreadlock under arena-lock would AB-BA against arenavmclose and arenamapmmap, both of which run with mmapwritelock held and then...

EUVD-2026-59502

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix RB-tree corruption in probe error path The info-node RB-tree member is zero-initialized via kzalloc. If a device does not support ATS, the devicerbtreeinsert call is skipped. If a subsequent probe step fails, the...

EUVD-2026-59500

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: always resumeall after suspendall Need to restore any good queues even if the suspendall failed for some. Always run removequeue as that will schedule a GPU reset is removing the queue fails. v2: move resumeall after...

EUVD-2026-59499

In the Linux kernel, the following vulnerability has been resolved: of: reservedmem: avoid post-init UAF when allocreservedmemarray fails The global pointer 'reservedmem' continues to reference the reservedmemarray which lives in initdata if allocreservedmemarray fails. ofreservedmemlookup is...

EUVD-2026-59497

In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate fast symlink target during inode read ocfs2validateinodeblock already rejects several inconsistent self-contained dinodes before they are exposed to the rest of the filesystem. Fast symlinks need the same treatmen...

EUVD-2026-59498

In the Linux kernel, the following vulnerability has been resolved: ocfs2: rebase copied fsdlm LVB pointers in lockingstate The lockingstate debugfs iterator snapshots struct ocfs2lockres by value under ocfs2dlmtrackinglock and later formats that copy in ocfs2dlmseqshow. That is fine for the inli...

EUVD-2026-59496

In the Linux kernel, the following vulnerability has been resolved: ocfs2: reject FITRIM ranges shorter than a cluster ocfs2trimmainbm trims the global bitmap in cluster units, but its too-short range validation only checks sb-sblocksize. On filesystems with a cluster size larger than the block...

EUVD-2026-59495

In the Linux kernel, the following vulnerability has been resolved: ocfs2/dlm: require a ref for lockingstate debugfs open debuglockresopen copies inode-iprivate into struct debuglockres and debuglockresrelease later drops that pointer with dlmput. That only works if open successfully pins the...

EUVD-2026-59494

In the Linux kernel, the following vulnerability has been resolved: netfilter: cttimeout: detach dataplane timeout policy and repurpose refcount Add a refcount for struct nfcttimeout which is used by ct extension to set the custom ct timeout policy, this tells us that the ct timeout is being used...

EUVD-2026-59493

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix OOB read during CQ MR registration Sashiko pointed out an unrelated bug during a previous patch: https://sashiko.dev//patchset/20260512183852.614045-1-jmoroni%40google.com This change fixes the bug by eliminating...

EUVD-2026-59491

In the Linux kernel, the following vulnerability has been resolved: bpf: Clear rb node linkage when freeing bpfrbroot bpfrbrootfree detaches the root by copying the current rbrootcached and then replacing the live root with RBROOTCACHED. It then walks the copied root and drops each object contain...

EUVD-2026-59492

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fix endpoint/socket association handling Disassociating a socket from an endpoint via siwsocketdisassoc may release the last reference on that endpoint and free it. Therefore, don't clear the endpoints socket pointer...

EUVD-2026-59490

In the Linux kernel, the following vulnerability has been resolved: kernfs: fix xattr race condition with multiple superblocks Multiple superblocks with different namespaces can share the same kernfsnode when kernfstestsuper finds a matching root but different namespace. This means multiple inode...

EUVD-2026-59488

In the Linux kernel, the following vulnerability has been resolved: wifi: wcn36xx: fix heap overflow from oversized firmware HAL response The firmware response dispatcher copies all synchronous HAL responses into the 4096-byte halbuf without validating the response length. A response exceeding...

EUVD-2026-59489

In the Linux kernel, the following vulnerability has been resolved: kernfs: link kn to its parent before the LSM init hook After commit 12e9e3cd03b5 "simpexattr: use per-sb cache", kernfsxattrset and kernfsxattrget compute the cache via kernfsrootkn before any other check. kernfsrootkn walks...

EUVD-2026-59487

In the Linux kernel, the following vulnerability has been resolved: wifi: wcn36xx: fix OOB read from firmware count in PRINTREGINFO indication The firmware-controlled rsp-count field is used as the loop bound for indexing into the flexible rsp-regs array without validation against the message...

EUVD-2026-59486

In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: Clear variable event pointer on read sndseqread copies a queued variable-length event header to userspace before expanding the payload. Queued variable-length events use SNDRVSEQEXTCHAINED internally, and data.ext.ptr...

EUVD-2026-59485

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject sleepable BPFLSMCGROUP programs at load time The cgroup shim runs under rcureadlockdontmigrate, so we should not attach any sleepable BPF programs there. Add support to the verifier to explicitly reject attempts to lo...

EUVD-2026-59484

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix NMI/tracepoint re-entry deadlock on lru locks NMI and tracepoint BPF programs can re-enter the per-CPU or global LRU lock that bpflrupopfree/pushfree already hold on the same CPU, AA-deadlocking. Lockdep reports...

EUVD-2026-59482

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix NULL pointer dereference in bpftaskfromvpid bpftaskfromvpid looks up a task in the pid namespace of the current task, via findtaskbyvpid: findtaskbyvpidvpid findtaskbypidnsvpid, taskactivepidnscurrent findpidnsnr, ns -...

EUVD-2026-59483

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: bound S1G TIM PVB walk to the TIM element ieee80211s1gchecktim parses the S1G Partial Virtual Bitmap PVB of a received TIM element. The TIM is handed in as the element payload: ieee80211parseelemsfull stores...

EUVD-2026-59481

In the Linux kernel, the following vulnerability has been resolved: RDMA/nldev: Fix locking when accessing mr-pd Sashiko points out that, due to reregmr, the PD is actually variable and all the touches in nldev are racy. Use mr-device instead of mr-pd-device. Getting the PD restrack ID is more...

EUVD-2026-59480

In the Linux kernel, the following vulnerability has been resolved: ASoC: amd: acp-sdw-legacy: Bound DAI link iteration createsdwdailinks walks socdais until it finds an entry with initialised cleared, but socdais is allocated with exactly numends entries. If all entries are initialised, the loop...

EUVD-2026-59479

In the Linux kernel, the following vulnerability has been resolved: ASoC: amd: acp-sdw-sof: Bound DAI link iteration createsdwdailinks walks sofdais until it finds an entry with initialised cleared, but sofdais is allocated with exactly numends entries. If all entries are initialised, the loop...

EUVD-2026-59478

In the Linux kernel, the following vulnerability has been resolved: firmwareloader: Fix recursive lock in devicecachefwimages A recursive locking deadlock can occur in the firmware loader's power management notification handler. During system suspend or hibernation preparation, fwpmnotify calls...

EUVD-2026-59477

In the Linux kernel, the following vulnerability has been resolved: configfs: fix lockless traversals of -schildren Having the parent directory locked protects entries from removal by another thread, but it does not protect cursors from being moved around by lseek - or freed, for that matter...

EUVD-2026-59476

In the Linux kernel, the following vulnerability has been resolved: watchdog: unregister PM notifier on watchdog unregister watchdogregisterdevice registers wdd-pmnb when WDOGNOPINGONSUSPEND is set, but watchdogunregisterdevice does not remove it. This leaves an embedded notifier block on the PM...

EUVD-2026-59475

In the Linux kernel, the following vulnerability has been resolved: iommufd: Destroy the pages content after detaching from dmabuf Sashiko points out this has gotten out of order, the mutex could still be in use through the dmabuf invalidation callbacks. Don't destroy any of the pages content unt...

EUVD-2026-59474

In the Linux kernel, the following vulnerability has been resolved: vmalloc: fix NULL pointer dereference in isvmareahugepages findvmarea can return NULL if the given address is not a valid vmalloc area. Check the return value before dereferencing it to avoid a kernel crash...

EUVD-2026-59473

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921: fix resource leak in probe error path When pcimiomapregion or devmkmemdup fail, the code returns directly without cleaning up previously allocated resources: - mt76device allocated by mt76allocdevice - pci irq...

EUVD-2026-59472

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: use kfreercu for offchannel link in mt76putvifphylink mt76putvifphylink frees the offchannel mlink with plain kfree after rcuassignpointerNULL. However, rcuassignpointer only prevents future RCU readers from obtaining...

EUVD-2026-59471

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925: validate skb length in testmode query In mt7925tmquery, the response skb from mt76mcusendandgetmsg is used in a memcpy without validating its length: memcpyevtresp, skb-data + 8, MT7925EVTRSPLEN; where...

EUVD-2026-59470

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: Fix possible token leak in mt7996txprepareskb If linkconf or linksta lookup fails in mt7996txprepareskb routine, mt7996 driver leaks an already allocated tx token. Fix the issue releasing the token in case of...

EUVD-2026-59469

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: Fix possible NULL pointer dereference in mt7996macwritetxwi80211 For injected frames e.g. via radiotap, mac80211 can pass info-control.vif = NULL, as explicitly noted in struct ieee80211txinfo. Check vif point...

EUVD-2026-59468

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix invalid pointer dereference in btrfsrundelayedrefs In the beginning of the loop, we try to obtain a locked delayed ref head, if 'lockedref' is currently NULL, by calling btrfsselectrefhead, which can return an error...

EUVD-2026-59466

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: fix deadlock waiting for ticket during data relocation When performing data relocation on a zoned filesystem, BTRFS can deadlock in handlereservetickets. The relocation process is waiting on a space reservation tick...

EUVD-2026-59467

In the Linux kernel, the following vulnerability has been resolved: fbdev: sm501fb: Fix buffer errors in OF binding code The code that gets the frame buffer mode from OF has 'use after free', 'buffer overrun' and memory leaks. info-ediddata isn't free if the probe functions fail or if pd-defmode ...

EUVD-2026-59465

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock cloning inline extent when using flushoncommit In commit b48c980b6a7e "btrfs: fix deadlock between reflink and transaction commit when using flushoncommit" a deadlock was fixed between reflinks and transaction...

EUVD-2026-59463

In the Linux kernel, the following vulnerability has been resolved: NFSD: Handle layout stid in nfsd4droprevokedstid nfsd4droprevokedstid has no SCTYPELAYOUT case, so when a client sends FREESTATEID for an admin-revoked layout stid, the default branch releases cllock and returns without unhashing...

EUVD-2026-59464

In the Linux kernel, the following vulnerability has been resolved: ixgbe: do not configure xps for XDP queues netifsetxpsqueue should not be called for an XDP Tx queue, since such queues are not netdev-exposed. On systems with number of CPUs =64, on E610 adapter, netdev is configured with maximu...

EUVD-2026-59462

In the Linux kernel, the following vulnerability has been resolved: lockd: Avoid hashing uninitialized bytes in nlm4svclookupfile filehash digests the first LOCKDFHHASHSIZE bytes of nfsfh.data when bucketing nlmfiles, independent of fh.size. Commit 3de744ee4e45 "lockd: Use xdrgen XDR functions fo...