UBUNTU-CVE-2026-98543

In the Linux kernel, the following vulnerability has been resolved: bpf: fs/xattr: don't assume the inode is locked in pathunlink/pathrmdir bpflsmhasdinodelocked makes the verifier rewrite bpfset|removedentryxattr to the locked variants, which assume that the caller already holds the inode's...

UBUNTU-CVE-2026-98573

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: fix pull-bound underflow in skbchecksumsetupipv6 skbmaybepulltail subtracts skbheadlenskb from the unsigned max argument and passes the result to pskbpulltail as a signed int. The function does not ensure that max is...

UBUNTU-CVE-2026-98636

In the Linux kernel, the following vulnerability has been resolved: squashfs: Add dictionary size range check to prevent shift-out-of-bounds When an abnormal SquashFS image COMPOPTS flag is 1 but dictionary size is 0 is mounted, and performs shift operations using dictionarysize, the shift expone...

UBUNTU-CVE-2026-98565

In the Linux kernel, the following vulnerability has been resolved: net: dsa: mt7530: fix NULL dereference on unbind of MT7531 and MT7621 The core and io supplies are only requested for IDMT7530: both the devmregulatorget in probe and the regulatorenable in mt7530setup are guarded by the switch i...

UBUNTU-CVE-2026-98529

In the Linux kernel, the following vulnerability has been resolved: gpio: arizona: Fix runtime PM leak in arizonagpiodirectionout Switching a persistent GPIO line from input to output acquires a runtime PM reference on the parent device, but if the subsequent regmapupdatebits fails the reference ...

UBUNTU-CVE-2026-98793

In the Linux kernel, the following vulnerability has been resolved: netfilter: bpf: reject invalid NAT manipulation types As bpfctsetnatinfo is not validating the NAT manipulation type a wrong value can be passed directly to nfnatsetupinfo. This triggers the WARNON at nfnatsetupinfo and if...

UBUNTU-CVE-2026-98693

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Hold a router reference for each allocated HopID tbstop drops the reference to all DP tunnels but does not deactivate them, thus nothing cancels a dprxwork still in flight which holds its own tunnel reference and the...

CVE-2026-98790

In the Linux kernel, the following vulnerability has been resolved: perf: Fix race between perfeventexittask and perfpendingtask A race condition exists between perfeventexittask and perfpendingtask during beginnewexec. During beginnewexec, perfeventexittask may be called, and the PFEXITING flag ...

UBUNTU-CVE-2026-98644

In the Linux kernel, the following vulnerability has been resolved: bpf: Avoid soft lockup in htabmaplookupanddeletebatch htabmaplookupanddeletebatch has no rescheduling point. The batch count bounds how many entries are copied out, not how many buckets are visited, so one BPFMAPLOOKUPBATCH call...

UBUNTU-CVE-2026-98640

In the Linux kernel, the following vulnerability has been resolved: HID: amdsfh: Validate PCI BAR size before mapping The amdsfh driver maps PCI BAR 2 using pcimiomapregions and subsequently accesses MMIO registers at offsets up to 0x10958 e.g., AMDP2CMSG3 at 0x1068C. However, the driver never...

UBUNTU-CVE-2026-98648

In the Linux kernel, the following vulnerability has been resolved: s390/uv: Prevent potential out-of-bounds read When the system has more than 85 secrets, the uvsecretlist struct array only holds up to 85 items per page, resulting in an out of bounds read in findsecretinpage if the targeted secr...

CVE-2026-98533

In the Linux kernel, the following vulnerability has been resolved: ipe: protect the dm-verity root hash with RCU ipebdevsetintegrity frees the old root hash when dm-verity publishes a new one on -preresume, while policy evaluation can still be dereferencing it. Protect the root hash with RCU. Th...

UBUNTU-CVE-2026-98790

In the Linux kernel, the following vulnerability has been resolved: perf: Fix race between perfeventexittask and perfpendingtask A race condition exists between perfeventexittask and perfpendingtask during beginnewexec. During beginnewexec, perfeventexittask may be called, and the PFEXITING flag ...

CVE-2026-98794

In the Linux kernel, the following vulnerability has been resolved: ipvs: filter some flags received in the backup server While the IPVS SYNC protocol is not secure by design we can still protect the backup server from messages that can wreak havoc. This commit addresses problems from received...

UBUNTU-CVE-2026-98810

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix slab-out-of-bounds read in ieee80211monitorselectqueue ieee80211monitorselectqueue validates the skb length using skb-len before dereferencing pointers into skb-data to access the 802.11 header. However, skb-l...

UBUNTU-CVE-2026-98818

In the Linux kernel, the following vulnerability has been resolved: mm/slab: do not wake up kswapd in kfreercusheaf Since kfreercu can be called under pilock a raw spinlock in the scheduler, kfreercu itself should never allocate memory with GFPKSWAPDRECLAIM as waking up kswapd ends up acquiring...

UBUNTU-CVE-2026-98765

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: dummy-hcd: Fix wait for outstanding request completions The dummy-hcd driver emulates synchronizeirq by waiting until its private callbackusage counter drops to 0 with the private lock not held. This counter is...

UBUNTU-CVE-2026-98539

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: use dinstantiatenew in ntfscreateinode and murder syzbot's "WARNING in donewmount" saga ntfscreateinode creates a new inode via ntfsnewinode. It hashes it with insertinodelocked and so it's marked as INEW until...

CVE-2026-98792

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: generalize pending status bit Rename NFFLOWHWPENDING to NFFLOWPENDING and use it to inhibit the flowtable GC worker until pending hw offload work has been completed. Apparently, nfflowoffloadstats can schedu...

UBUNTU-CVE-2026-98524

In the Linux kernel, the following vulnerability has been resolved: rds: ib: Clear the sg list when mapping an MR fails rdsibmapfrmr stores the caller's scatterlist in the MR before DMA mapping and registration can fail. On failure, rdsrdmamap unpins the pages and frees the scatterlist, but...